{
  "status": "completed",
  "applicable_count": 1,
  "completed_count": 1,
  "failed_count": 0,
  "schema_version": 1,
  "config_hash": "5d2891ceb277be8d",
  "data": {
    "overlays": {
      "L03B02": {
        "bg_id": "L03B02",
        "fp_id": "fp_house_kitchen",
        "use_numbered_elements": [
          1,
          2,
          3,
          5,
          6,
          7,
          10,
          11,
          12,
          13
        ],
        "ignore_numbered_elements": [],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Kitchen",
            "category": "area",
            "position_hint": "northwest interior unit, west of the private room",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 2,
            "label": "Built-in cooking hearth",
            "category": "furniture",
            "position_hint": "east side of the kitchen against the shared private-room partition",
            "base_layer_decision": "base_persistent_fixture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "Firebox mouth",
            "category": "opening",
            "position_hint": "west-facing edge of the hearth, opening into the kitchen work area",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 5,
            "label": "Kitchen courtyard doorway",
            "category": "opening",
            "position_hint": "south kitchen wall, aligned with the enclosure gate",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 6,
            "label": "Connecting courtyard",
            "category": "area",
            "position_hint": "south of the kitchen and private room, inside the gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 7,
            "label": "Hinged enclosure gate",
            "category": "opening",
            "position_hint": "south courtyard boundary, opposite the kitchen doorway",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 10,
            "label": "Kitchen threshold",
            "category": "area",
            "position_hint": "immediately south of the kitchen doorway, between kitchen and courtyard",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 11,
            "label": "Medicine brewing pot",
            "category": "prop",
            "position_hint": "on the cooking position above the hearth firebox",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 12,
            "label": "Low hearth embers",
            "category": "prop",
            "position_hint": "inside the firebox, visible through its west-facing mouth",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 13,
            "label": "Medicine pot steam",
            "category": "prop",
            "position_hint": "rising from the medicine pot spout above the hearth",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "ignored_state_overlay_markers": [],
        "target_unit_marker_numbers": [
          1,
          6,
          10
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 6, 10]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L05B01": {
        "bg_id": "L05B01",
        "fp_id": "fp_house_yard",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          9,
          10,
          11,
          12,
          13,
          14
        ],
        "ignore_numbered_elements": [],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Open courtyard",
            "category": "area",
            "position_hint": "central open area between the north dwelling strip and south gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 2,
            "label": "Inner gate threshold",
            "category": "area",
            "position_hint": "south center, immediately inside the gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "Hinged yard gate",
            "category": "opening",
            "position_hint": "south boundary center; west-jamb hinge, inward swing toward the west",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 4,
            "label": "Exterior approach",
            "category": "area",
            "position_hint": "narrow exterior strip immediately south of the gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 9,
            "label": "Jar utility area",
            "category": "area",
            "position_hint": "east edge of the courtyard, south of the dwelling",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 10,
            "label": "Raised jar platform",
            "category": "furniture",
            "position_hint": "within the east utility area, parallel to the east boundary",
            "base_layer_decision": "base_persistent_fixture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 11,
            "label": "Northern storage jar",
            "category": "prop",
            "position_hint": "north end of the jar platform",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 12,
            "label": "Middle storage jar",
            "category": "prop",
            "position_hint": "middle of the jar platform",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 13,
            "label": "Southern storage jar",
            "category": "prop",
            "position_hint": "south end of the jar platform",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 14,
            "label": "Half-open arrival gate state",
            "category": "opening",
            "position_hint": "at number 3, with the leaf partway along its inward swing",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "ignored_state_overlay_markers": [],
        "target_unit_marker_numbers": [
          1,
          2,
          4,
          9
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 4, 9]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L05B02": {
        "bg_id": "L05B02",
        "fp_id": "fp_house_yard",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          9,
          10,
          11,
          12,
          13
        ],
        "ignore_numbered_elements": [
          14
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Open courtyard",
            "category": "area",
            "position_hint": "central open area between the north dwelling strip and south gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 2,
            "label": "Inner gate threshold",
            "category": "area",
            "position_hint": "south center, immediately inside the gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "Hinged yard gate",
            "category": "opening",
            "position_hint": "south boundary center; west-jamb hinge, inward swing toward the west",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 4,
            "label": "Exterior approach",
            "category": "area",
            "position_hint": "narrow exterior strip immediately south of the gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 9,
            "label": "Jar utility area",
            "category": "area",
            "position_hint": "east edge of the courtyard, south of the dwelling",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 10,
            "label": "Raised jar platform",
            "category": "furniture",
            "position_hint": "within the east utility area, parallel to the east boundary",
            "base_layer_decision": "base_persistent_fixture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 11,
            "label": "Northern storage jar",
            "category": "prop",
            "position_hint": "north end of the jar platform",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 12,
            "label": "Middle storage jar",
            "category": "prop",
            "position_hint": "middle of the jar platform",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 13,
            "label": "Southern storage jar",
            "category": "prop",
            "position_hint": "south end of the jar platform",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [],
        "ignored_state_overlay_markers": [
          {
            "number": 14,
            "label": "Half-open arrival gate state",
            "category": "opening",
            "position_hint": "at number 3, with the leaf partway along its inward swing",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          2,
          4,
          9
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": true,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 4, 9]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L04B02": {
        "bg_id": "L04B02",
        "fp_id": "fp_house_room",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          8
        ],
        "ignore_numbered_elements": [],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Living and sleeping room",
            "category": "area",
            "position_hint": "entire rectangular room; marker near southwest interior corner",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 2,
            "label": "Floor bedding",
            "category": "furniture",
            "position_hint": "northwest part of the room, against the north wall",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "Wall-backed floor seat",
            "category": "area",
            "position_hint": "northern end of number 2, directly beside the backing wall; no separate furniture",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 4,
            "label": "Packing floor area",
            "category": "area",
            "position_hint": "east side of the room, north of the doorway and east of the bowing clearance",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 5,
            "label": "Bowing clearance",
            "category": "area",
            "position_hint": "central floor extending south from the wall-backed seat",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 8,
            "label": "Small travel bundle",
            "category": "prop",
            "position_hint": "within number 4 beside, not inside, the central bowing clearance",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "ignored_state_overlay_markers": [],
        "target_unit_marker_numbers": [
          1,
          3,
          4,
          5
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 3, 4, 5]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L08B04": {
        "bg_id": "L08B04",
        "fp_id": "fp_house_courtyard",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          8,
          11,
          17,
          18,
          19,
          20,
          21
        ],
        "ignore_numbered_elements": [
          22,
          23,
          24
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Working courtyard",
            "category": "area",
            "position_hint": "center of compound, between residential wings, granary, and gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 2,
            "label": "Gate threshold",
            "category": "area",
            "position_hint": "south-center boundary, between courtyard and exterior approach",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "Compound gate",
            "category": "opening",
            "position_hint": "across the south-center gate threshold",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 4,
            "label": "Gate-side sitting stone",
            "category": "prop",
            "position_hint": "immediately inside the gate, against its west side",
            "base_layer_decision": "base_persistent_fixture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 5,
            "label": "Sitting platform",
            "category": "furniture",
            "position_hint": "southwest courtyard margin, outside the gate circulation route",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 6,
            "label": "Reception wing",
            "category": "area",
            "position_hint": "west edge of courtyard",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 7,
            "label": "Reception veranda",
            "category": "area",
            "position_hint": "east-facing edge of reception wing, raised above the courtyard",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 8,
            "label": "Reception doorway",
            "category": "opening",
            "position_hint": "east wall of reception wing, opening onto veranda toward granary",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 11,
            "label": "Private-wing approach",
            "category": "area",
            "position_hint": "between private doorway and northern courtyard",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 17,
            "label": "Exterior gate approach",
            "category": "area",
            "position_hint": "outside the south gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 18,
            "label": "Compound enclosure",
            "category": "area",
            "position_hint": "outer perimeter connecting building edges and gate; marker at southwest boundary",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 19,
            "label": "Wooden carrying frame",
            "category": "prop",
            "position_hint": "working courtyard during agricultural activity; central courtyard during arrest and its immediate aftermath",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 20,
            "label": "Large straw bundle",
            "category": "prop",
            "position_hint": "central working area beside the carrying frame during morning labor",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 21,
            "label": "Disturbed work dust",
            "category": "prop",
            "position_hint": "localized around the straw-handling area during morning work, not a permanent floor trail",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 22,
            "label": "Red seizure paper",
            "category": "prop",
            "position_hint": "on the closed granary door face, fixed to the same surface location across the earlier view and later close-up",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 23,
            "label": "Loading cart",
            "category": "prop",
            "position_hint": "granary loading apron, aligned with the clear route toward the south gate during staged theft",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 24,
            "label": "Rice sacks being loaded",
            "category": "prop",
            "position_hint": "between granary doorway and cart on the loading apron during staged theft",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          2,
          6,
          7,
          11,
          17,
          18
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 6, 7, 11, 17, 18]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L08B02": {
        "bg_id": "L08B02",
        "fp_id": "fp_house_courtyard",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          8,
          15,
          17,
          18,
          19
        ],
        "ignore_numbered_elements": [
          20,
          21,
          22,
          23,
          24
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Working courtyard",
            "category": "area",
            "position_hint": "center of compound, between residential wings, granary, and gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 2,
            "label": "Gate threshold",
            "category": "area",
            "position_hint": "south-center boundary, between courtyard and exterior approach",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "Compound gate",
            "category": "opening",
            "position_hint": "across the south-center gate threshold",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 4,
            "label": "Gate-side sitting stone",
            "category": "prop",
            "position_hint": "immediately inside the gate, against its west side",
            "base_layer_decision": "base_persistent_fixture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 5,
            "label": "Sitting platform",
            "category": "furniture",
            "position_hint": "southwest courtyard margin, outside the gate circulation route",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 6,
            "label": "Reception wing",
            "category": "area",
            "position_hint": "west edge of courtyard",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 7,
            "label": "Reception veranda",
            "category": "area",
            "position_hint": "east-facing edge of reception wing, raised above the courtyard",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 8,
            "label": "Reception doorway",
            "category": "opening",
            "position_hint": "east wall of reception wing, opening onto veranda toward granary",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 15,
            "label": "Granary loading apron",
            "category": "area",
            "position_hint": "immediately west of granary door, connected southward to gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 17,
            "label": "Exterior gate approach",
            "category": "area",
            "position_hint": "outside the south gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 18,
            "label": "Compound enclosure",
            "category": "area",
            "position_hint": "outer perimeter connecting building edges and gate; marker at southwest boundary",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 19,
            "label": "Wooden carrying frame",
            "category": "prop",
            "position_hint": "working courtyard during agricultural activity; central courtyard during arrest and its immediate aftermath",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 20,
            "label": "Large straw bundle",
            "category": "prop",
            "position_hint": "central working area beside the carrying frame during morning labor",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 21,
            "label": "Disturbed work dust",
            "category": "prop",
            "position_hint": "localized around the straw-handling area during morning work, not a permanent floor trail",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 22,
            "label": "Red seizure paper",
            "category": "prop",
            "position_hint": "on the closed granary door face, fixed to the same surface location across the earlier view and later close-up",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 23,
            "label": "Loading cart",
            "category": "prop",
            "position_hint": "granary loading apron, aligned with the clear route toward the south gate during staged theft",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 24,
            "label": "Rice sacks being loaded",
            "category": "prop",
            "position_hint": "between granary doorway and cart on the loading apron during staged theft",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          2,
          6,
          7,
          15,
          17,
          18
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 6, 7, 15, 17, 18]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L08B03": {
        "bg_id": "L08B03",
        "fp_id": "fp_house_courtyard",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          8,
          15,
          17,
          18,
          19
        ],
        "ignore_numbered_elements": [
          20,
          21,
          22,
          23,
          24
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Working courtyard",
            "category": "area",
            "position_hint": "center of compound, between residential wings, granary, and gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 2,
            "label": "Gate threshold",
            "category": "area",
            "position_hint": "south-center boundary, between courtyard and exterior approach",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "Compound gate",
            "category": "opening",
            "position_hint": "across the south-center gate threshold",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 4,
            "label": "Gate-side sitting stone",
            "category": "prop",
            "position_hint": "immediately inside the gate, against its west side",
            "base_layer_decision": "base_persistent_fixture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 5,
            "label": "Sitting platform",
            "category": "furniture",
            "position_hint": "southwest courtyard margin, outside the gate circulation route",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 6,
            "label": "Reception wing",
            "category": "area",
            "position_hint": "west edge of courtyard",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 7,
            "label": "Reception veranda",
            "category": "area",
            "position_hint": "east-facing edge of reception wing, raised above the courtyard",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 8,
            "label": "Reception doorway",
            "category": "opening",
            "position_hint": "east wall of reception wing, opening onto veranda toward granary",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 15,
            "label": "Granary loading apron",
            "category": "area",
            "position_hint": "immediately west of granary door, connected southward to gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 17,
            "label": "Exterior gate approach",
            "category": "area",
            "position_hint": "outside the south gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 18,
            "label": "Compound enclosure",
            "category": "area",
            "position_hint": "outer perimeter connecting building edges and gate; marker at southwest boundary",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 19,
            "label": "Wooden carrying frame",
            "category": "prop",
            "position_hint": "working courtyard during agricultural activity; central courtyard during arrest and its immediate aftermath",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 20,
            "label": "Large straw bundle",
            "category": "prop",
            "position_hint": "central working area beside the carrying frame during morning labor",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 21,
            "label": "Disturbed work dust",
            "category": "prop",
            "position_hint": "localized around the straw-handling area during morning work, not a permanent floor trail",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 22,
            "label": "Red seizure paper",
            "category": "prop",
            "position_hint": "on the closed granary door face, fixed to the same surface location across the earlier view and later close-up",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 23,
            "label": "Loading cart",
            "category": "prop",
            "position_hint": "granary loading apron, aligned with the clear route toward the south gate during staged theft",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 24,
            "label": "Rice sacks being loaded",
            "category": "prop",
            "position_hint": "between granary doorway and cart on the loading apron during staged theft",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          2,
          6,
          7,
          15,
          17,
          18
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 6, 7, 15, 17, 18]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L09B02": {
        "bg_id": "L09B02",
        "fp_id": "fp_sarangchae_room",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          8,
          9,
          10
        ],
        "ignore_numbered_elements": [],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Reception room",
            "category": "area",
            "position_hint": "upper portion of the plan, behind the front veranda",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 2,
            "label": "Floor-seating area",
            "category": "area",
            "position_hint": "open central portion of number 1, clear of the doorway circulation route",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "Room doorway",
            "category": "opening",
            "position_hint": "center of the courtyard-facing lower wall of number 1",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 4,
            "label": "Front veranda",
            "category": "area",
            "position_hint": "narrow strip immediately outside number 3",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 5,
            "label": "Courtyard step",
            "category": "area",
            "position_hint": "outer edge of number 4, aligned with number 3",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 6,
            "label": "Courtyard",
            "category": "area",
            "position_hint": "middle of the plan between the reception room and granary",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 7,
            "label": "Granary",
            "category": "area",
            "position_hint": "lower-right portion of the plan, across number 6",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 8,
            "label": "Granary doorway",
            "category": "opening",
            "position_hint": "upper wall of number 7, facing number 3 across number 6",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 9,
            "label": "Courtyard corner",
            "category": "area",
            "position_hint": "beside the right end of number 4, within the exterior view through number 3",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 10,
            "label": "Red seizure seal",
            "category": "prop",
            "position_hint": "attached to the door surface at number 8; overlay only, not part of the plan",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "ignored_state_overlay_markers": [],
        "target_unit_marker_numbers": [
          1,
          2,
          4,
          5,
          6,
          7,
          9
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 4, 5, 6, 7, 9]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L08B07": {
        "bg_id": "L08B07",
        "fp_id": "fp_house_courtyard",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          7,
          17,
          18
        ],
        "ignore_numbered_elements": [
          13,
          14,
          19,
          20,
          21,
          22,
          23,
          24
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Working courtyard",
            "category": "area",
            "position_hint": "center of compound, between residential wings, granary, and gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 2,
            "label": "Gate threshold",
            "category": "area",
            "position_hint": "south-center boundary, between courtyard and exterior approach",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "Compound gate",
            "category": "opening",
            "position_hint": "across the south-center gate threshold",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 4,
            "label": "Gate-side sitting stone",
            "category": "prop",
            "position_hint": "immediately inside the gate, against its west side",
            "base_layer_decision": "base_persistent_fixture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 5,
            "label": "Sitting platform",
            "category": "furniture",
            "position_hint": "southwest courtyard margin, outside the gate circulation route",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 7,
            "label": "Reception veranda",
            "category": "area",
            "position_hint": "east-facing edge of reception wing, raised above the courtyard",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 17,
            "label": "Exterior gate approach",
            "category": "area",
            "position_hint": "outside the south gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 18,
            "label": "Compound enclosure",
            "category": "area",
            "position_hint": "outer perimeter connecting building edges and gate; marker at southwest boundary",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [],
        "ignored_state_overlay_markers": [
          {
            "number": 19,
            "label": "Wooden carrying frame",
            "category": "prop",
            "position_hint": "working courtyard during agricultural activity; central courtyard during arrest and its immediate aftermath",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 20,
            "label": "Large straw bundle",
            "category": "prop",
            "position_hint": "central working area beside the carrying frame during morning labor",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 21,
            "label": "Disturbed work dust",
            "category": "prop",
            "position_hint": "localized around the straw-handling area during morning work, not a permanent floor trail",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 22,
            "label": "Red seizure paper",
            "category": "prop",
            "position_hint": "on the closed granary door face, fixed to the same surface location across the earlier view and later close-up",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 23,
            "label": "Loading cart",
            "category": "prop",
            "position_hint": "granary loading apron, aligned with the clear route toward the south gate during staged theft",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 24,
            "label": "Rice sacks being loaded",
            "category": "prop",
            "position_hint": "between granary doorway and cart on the loading apron during staged theft",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          2,
          7,
          17,
          18
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": true,
        "diagnostics": [
          "marker #13 in ignore_numbered_elements is a base layer marker ('base_opening'); structural elements normally remain in use",
          "marker #14 in ignore_numbered_elements is a base layer marker ('base_persistent_fixture'); structural elements normally remain in use",
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 7, 17, 18]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L08B05": {
        "bg_id": "L08B05",
        "fp_id": "fp_house_courtyard",
        "use_numbered_elements": [
          12,
          13,
          14,
          22
        ],
        "ignore_numbered_elements": [
          19,
          20,
          21,
          23,
          24
        ],
        "base_markers_to_reference": [
          {
            "number": 12,
            "label": "Granary",
            "category": "area",
            "position_hint": "east side of compound, opposite reception wing",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 13,
            "label": "Granary doorway",
            "category": "opening",
            "position_hint": "west-facing granary frontage, centered on loading apron",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 14,
            "label": "Granary latch assembly",
            "category": "prop",
            "position_hint": "fixed meeting-edge hardware at granary doorway; lock state varies by scene",
            "base_layer_decision": "base_persistent_fixture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 22,
            "label": "Red seizure paper",
            "category": "prop",
            "position_hint": "on the closed granary door face, fixed to the same surface location across the earlier view and later close-up",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 19,
            "label": "Wooden carrying frame",
            "category": "prop",
            "position_hint": "working courtyard during agricultural activity; central courtyard during arrest and its immediate aftermath",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 20,
            "label": "Large straw bundle",
            "category": "prop",
            "position_hint": "central working area beside the carrying frame during morning labor",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 21,
            "label": "Disturbed work dust",
            "category": "prop",
            "position_hint": "localized around the straw-handling area during morning work, not a permanent floor trail",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 23,
            "label": "Loading cart",
            "category": "prop",
            "position_hint": "granary loading apron, aligned with the clear route toward the south gate during staged theft",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 24,
            "label": "Rice sacks being loaded",
            "category": "prop",
            "position_hint": "between granary doorway and cart on the loading apron during staged theft",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "target_unit_marker_numbers": [
          12
        ],
        "dominant_target_unit_marker_number": 12,
        "clean_background_expected": false,
        "diagnostics": []
      },
      "L08B06": {
        "bg_id": "L08B06",
        "fp_id": "fp_house_courtyard",
        "use_numbered_elements": [
          1,
          6,
          7,
          8,
          9,
          10,
          11,
          12,
          13,
          14,
          15,
          16,
          23,
          24
        ],
        "ignore_numbered_elements": [
          19,
          20,
          21,
          22
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Working courtyard",
            "category": "area",
            "position_hint": "center of compound, between residential wings, granary, and gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 6,
            "label": "Reception wing",
            "category": "area",
            "position_hint": "west edge of courtyard",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 7,
            "label": "Reception veranda",
            "category": "area",
            "position_hint": "east-facing edge of reception wing, raised above the courtyard",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 8,
            "label": "Reception doorway",
            "category": "opening",
            "position_hint": "east wall of reception wing, opening onto veranda toward granary",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 9,
            "label": "Private residential wing",
            "category": "area",
            "position_hint": "north edge of compound",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 10,
            "label": "Private-wing doorway",
            "category": "opening",
            "position_hint": "south-facing frontage of private wing",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 11,
            "label": "Private-wing approach",
            "category": "area",
            "position_hint": "between private doorway and northern courtyard",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 12,
            "label": "Granary",
            "category": "area",
            "position_hint": "east side of compound, opposite reception wing",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 13,
            "label": "Granary doorway",
            "category": "opening",
            "position_hint": "west-facing granary frontage, centered on loading apron",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 14,
            "label": "Granary latch assembly",
            "category": "prop",
            "position_hint": "fixed meeting-edge hardware at granary doorway; lock state varies by scene",
            "base_layer_decision": "base_persistent_fixture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 15,
            "label": "Granary loading apron",
            "category": "area",
            "position_hint": "immediately west of granary door, connected southward to gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 16,
            "label": "Rear granary passage",
            "category": "area",
            "position_hint": "around east and north sides of granary, returning to courtyard",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 23,
            "label": "Loading cart",
            "category": "prop",
            "position_hint": "granary loading apron, aligned with the clear route toward the south gate during staged theft",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 24,
            "label": "Rice sacks being loaded",
            "category": "prop",
            "position_hint": "between granary doorway and cart on the loading apron during staged theft",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 19,
            "label": "Wooden carrying frame",
            "category": "prop",
            "position_hint": "working courtyard during agricultural activity; central courtyard during arrest and its immediate aftermath",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 20,
            "label": "Large straw bundle",
            "category": "prop",
            "position_hint": "central working area beside the carrying frame during morning labor",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 21,
            "label": "Disturbed work dust",
            "category": "prop",
            "position_hint": "localized around the straw-handling area during morning work, not a permanent floor trail",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 22,
            "label": "Red seizure paper",
            "category": "prop",
            "position_hint": "on the closed granary door face, fixed to the same surface location across the earlier view and later close-up",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          6,
          7,
          9,
          11,
          12,
          15,
          16
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 6, 7, 9, 11, 12, 15, 16]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L08B01": {
        "bg_id": "L08B01",
        "fp_id": "fp_house_courtyard",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          8,
          11,
          17,
          18
        ],
        "ignore_numbered_elements": [
          13,
          14,
          19,
          20,
          21,
          22,
          23,
          24
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Working courtyard",
            "category": "area",
            "position_hint": "center of compound, between residential wings, granary, and gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 2,
            "label": "Gate threshold",
            "category": "area",
            "position_hint": "south-center boundary, between courtyard and exterior approach",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "Compound gate",
            "category": "opening",
            "position_hint": "across the south-center gate threshold",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 4,
            "label": "Gate-side sitting stone",
            "category": "prop",
            "position_hint": "immediately inside the gate, against its west side",
            "base_layer_decision": "base_persistent_fixture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 5,
            "label": "Sitting platform",
            "category": "furniture",
            "position_hint": "southwest courtyard margin, outside the gate circulation route",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 6,
            "label": "Reception wing",
            "category": "area",
            "position_hint": "west edge of courtyard",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 7,
            "label": "Reception veranda",
            "category": "area",
            "position_hint": "east-facing edge of reception wing, raised above the courtyard",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 8,
            "label": "Reception doorway",
            "category": "opening",
            "position_hint": "east wall of reception wing, opening onto veranda toward granary",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 11,
            "label": "Private-wing approach",
            "category": "area",
            "position_hint": "between private doorway and northern courtyard",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 17,
            "label": "Exterior gate approach",
            "category": "area",
            "position_hint": "outside the south gate",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 18,
            "label": "Compound enclosure",
            "category": "area",
            "position_hint": "outer perimeter connecting building edges and gate; marker at southwest boundary",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [],
        "ignored_state_overlay_markers": [
          {
            "number": 19,
            "label": "Wooden carrying frame",
            "category": "prop",
            "position_hint": "working courtyard during agricultural activity; central courtyard during arrest and its immediate aftermath",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 20,
            "label": "Large straw bundle",
            "category": "prop",
            "position_hint": "central working area beside the carrying frame during morning labor",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 21,
            "label": "Disturbed work dust",
            "category": "prop",
            "position_hint": "localized around the straw-handling area during morning work, not a permanent floor trail",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 22,
            "label": "Red seizure paper",
            "category": "prop",
            "position_hint": "on the closed granary door face, fixed to the same surface location across the earlier view and later close-up",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 23,
            "label": "Loading cart",
            "category": "prop",
            "position_hint": "granary loading apron, aligned with the clear route toward the south gate during staged theft",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 24,
            "label": "Rice sacks being loaded",
            "category": "prop",
            "position_hint": "between granary doorway and cart on the loading apron during staged theft",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          2,
          6,
          7,
          11,
          17,
          18
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": true,
        "diagnostics": [
          "marker #13 in ignore_numbered_elements is a base layer marker ('base_opening'); structural elements normally remain in use",
          "marker #14 in ignore_numbered_elements is a base layer marker ('base_persistent_fixture'); structural elements normally remain in use",
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 6, 7, 11, 17, 18]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L11B01": {
        "bg_id": "L11B01",
        "fp_id": "fp_police_cell",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          8,
          9,
          10
        ],
        "ignore_numbered_elements": [],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Cell interior",
            "category": "area",
            "position_hint": "central open floor enclosed on the north, west, and east",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 2,
            "label": "Rear wall",
            "category": "area",
            "position_hint": "north boundary of the cell",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "West wall",
            "category": "area",
            "position_hint": "west boundary of the cell",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 4,
            "label": "East wall",
            "category": "area",
            "position_hint": "east boundary of the cell",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 5,
            "label": "Wall-backed sitting area",
            "category": "area",
            "position_hint": "open floor against the western half of the north wall",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 6,
            "label": "Corner sitting area",
            "category": "area",
            "position_hint": "northeast interior corner, separate from number 5",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 7,
            "label": "Fixed barred frontage",
            "category": "opening",
            "position_hint": "south boundary facing the corridor, primarily west of number 8",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 8,
            "label": "Cell door",
            "category": "opening",
            "position_hint": "east end of the south frontage; east-jamb hinge with outward swing into the corridor",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 9,
            "label": "Corridor",
            "category": "area",
            "position_hint": "east-west passage immediately south of the barred frontage",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 10,
            "label": "Corridor blood trail",
            "category": "prop",
            "position_hint": "on the corridor floor outside numbers 7 and 8, extending along the passage without entering the cell",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "ignored_state_overlay_markers": [],
        "target_unit_marker_numbers": [
          1,
          2,
          3,
          4,
          5,
          6,
          9
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 3, 4, 5, 6, 9]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L22B03": {
        "bg_id": "L22B03",
        "fp_id": "fp_tomiishi_office",
        "use_numbered_elements": [
          1,
          3,
          5,
          6,
          7,
          9,
          12,
          13,
          14,
          15
        ],
        "ignore_numbered_elements": [
          10,
          11
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Office room",
            "category": "area",
            "position_hint": "entire rectangular enclosure; marker near northwest interior corner",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "Visitor standing area",
            "category": "area",
            "position_hint": "central floor immediately south of the main desk",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 5,
            "label": "Administrative desk",
            "category": "furniture",
            "position_hint": "north-central office, long axis east-west",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 6,
            "label": "Official's chair",
            "category": "furniture",
            "position_hint": "north of the desk, facing south; document table within reach to the west",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 7,
            "label": "Document table",
            "category": "furniture",
            "position_hint": "adjoining the desk's western end and extending north as a perpendicular return",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 9,
            "label": "Office window",
            "category": "opening",
            "position_hint": "north wall east of the chair; inferred modest opening",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 12,
            "label": "Tax ledger",
            "category": "prop",
            "position_hint": "main desk center, directly in front of the official's chair",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 13,
            "label": "Abacus",
            "category": "prop",
            "position_hint": "main desk west side, beside the ledger and clear of the document table",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 14,
            "label": "Red seal ink pad",
            "category": "prop",
            "position_hint": "main desk east side, beside the ledger",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 15,
            "label": "Administrative seal",
            "category": "prop",
            "position_hint": "main desk east side, immediately beside the red seal ink pad",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 10,
            "label": "White-covered corpse",
            "category": "prop",
            "position_hint": "central-southwestern floor, south of the document table, leaving the entrance and eastern passage clear",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 11,
            "label": "Brush-written identification document",
            "category": "prop",
            "position_hint": "middle of the document table with uncluttered tabletop immediately around the sheet",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          3
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 3]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L22B01": {
        "bg_id": "L22B01",
        "fp_id": "fp_tomiishi_office",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          9,
          10,
          12,
          13,
          14,
          15
        ],
        "ignore_numbered_elements": [
          11
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Office room",
            "category": "area",
            "position_hint": "entire rectangular enclosure; marker near northwest interior corner",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 2,
            "label": "Entrance threshold",
            "category": "area",
            "position_hint": "southwest interior, immediately inside the entrance",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "Visitor standing area",
            "category": "area",
            "position_hint": "central floor immediately south of the main desk",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 4,
            "label": "Wall-side standing area",
            "category": "area",
            "position_hint": "east interior wall, connected to the desk's east end by clear floor",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 5,
            "label": "Administrative desk",
            "category": "furniture",
            "position_hint": "north-central office, long axis east-west",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 6,
            "label": "Official's chair",
            "category": "furniture",
            "position_hint": "north of the desk, facing south; document table within reach to the west",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 7,
            "label": "Document table",
            "category": "furniture",
            "position_hint": "adjoining the desk's western end and extending north as a perpendicular return",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 9,
            "label": "Office window",
            "category": "opening",
            "position_hint": "north wall east of the chair; inferred modest opening",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 10,
            "label": "White-covered corpse",
            "category": "prop",
            "position_hint": "central-southwestern floor, south of the document table, leaving the entrance and eastern passage clear",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 12,
            "label": "Tax ledger",
            "category": "prop",
            "position_hint": "main desk center, directly in front of the official's chair",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 13,
            "label": "Abacus",
            "category": "prop",
            "position_hint": "main desk west side, beside the ledger and clear of the document table",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 14,
            "label": "Red seal ink pad",
            "category": "prop",
            "position_hint": "main desk east side, beside the ledger",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 15,
            "label": "Administrative seal",
            "category": "prop",
            "position_hint": "main desk east side, immediately beside the red seal ink pad",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 11,
            "label": "Brush-written identification document",
            "category": "prop",
            "position_hint": "middle of the document table with uncluttered tabletop immediately around the sheet",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          2,
          3,
          4
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 3, 4]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L22B02": {
        "bg_id": "L22B02",
        "fp_id": "fp_tomiishi_office",
        "use_numbered_elements": [
          7,
          11
        ],
        "ignore_numbered_elements": [
          10,
          12,
          13,
          14,
          15
        ],
        "base_markers_to_reference": [
          {
            "number": 7,
            "label": "Document table",
            "category": "furniture",
            "position_hint": "adjoining the desk's western end and extending north as a perpendicular return",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 11,
            "label": "Brush-written identification document",
            "category": "prop",
            "position_hint": "middle of the document table with uncluttered tabletop immediately around the sheet",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 10,
            "label": "White-covered corpse",
            "category": "prop",
            "position_hint": "central-southwestern floor, south of the document table, leaving the entrance and eastern passage clear",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 12,
            "label": "Tax ledger",
            "category": "prop",
            "position_hint": "main desk center, directly in front of the official's chair",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 13,
            "label": "Abacus",
            "category": "prop",
            "position_hint": "main desk west side, beside the ledger and clear of the document table",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 14,
            "label": "Red seal ink pad",
            "category": "prop",
            "position_hint": "main desk east side, beside the ledger",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 15,
            "label": "Administrative seal",
            "category": "prop",
            "position_hint": "main desk east side, immediately beside the red seal ink pad",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "target_unit_marker_numbers": [],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "no base_structural_unit marker in use_numbered_elements; dominant_target_unit_marker_number left empty"
        ]
      },
      "L18B03": {
        "bg_id": "L18B03",
        "fp_id": "fp_isolated_barn",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5
        ],
        "ignore_numbered_elements": [
          6,
          7
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Barn enclosure",
            "category": "area",
            "position_hint": "Entire rectangular interior; marker just inside the northwest corner",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 2,
            "label": "Resting floor",
            "category": "area",
            "position_hint": "Broad northern and central portion of the undivided barn",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "Shared food floor",
            "category": "area",
            "position_hint": "Southeastern interior, directly adjoining the resting floor without a partition",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 4,
            "label": "Entrance threshold",
            "category": "area",
            "position_hint": "Southwestern interior immediately inside the entrance",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 5,
            "label": "Entrance door",
            "category": "opening",
            "position_hint": "South wall near the southwest corner",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [],
        "ignored_state_overlay_markers": [
          {
            "number": 6,
            "label": "Unfolded food cloth",
            "category": "prop",
            "position_hint": "On the floor near the center of number 3; temporary meal placement",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 7,
            "label": "Rice balls",
            "category": "prop",
            "position_hint": "On number 6 within number 3; remaining quantity follows the meal moment",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          2,
          3,
          4
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": true,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 3, 4]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L18B01": {
        "bg_id": "L18B01",
        "fp_id": "fp_isolated_barn",
        "use_numbered_elements": [
          2,
          3,
          6,
          7
        ],
        "ignore_numbered_elements": [],
        "base_markers_to_reference": [
          {
            "number": 2,
            "label": "Resting floor",
            "category": "area",
            "position_hint": "Broad northern and central portion of the undivided barn",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "Shared food floor",
            "category": "area",
            "position_hint": "Southeastern interior, directly adjoining the resting floor without a partition",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 6,
            "label": "Unfolded food cloth",
            "category": "prop",
            "position_hint": "On the floor near the center of number 3; temporary meal placement",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 7,
            "label": "Rice balls",
            "category": "prop",
            "position_hint": "On number 6 within number 3; remaining quantity follows the meal moment",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "ignored_state_overlay_markers": [],
        "target_unit_marker_numbers": [
          2,
          3
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([2, 3]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L18B02": {
        "bg_id": "L18B02",
        "fp_id": "fp_isolated_barn",
        "use_numbered_elements": [
          1,
          2,
          3,
          6,
          7
        ],
        "ignore_numbered_elements": [],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Barn enclosure",
            "category": "area",
            "position_hint": "Entire rectangular interior; marker just inside the northwest corner",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 2,
            "label": "Resting floor",
            "category": "area",
            "position_hint": "Broad northern and central portion of the undivided barn",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "Shared food floor",
            "category": "area",
            "position_hint": "Southeastern interior, directly adjoining the resting floor without a partition",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 6,
            "label": "Unfolded food cloth",
            "category": "prop",
            "position_hint": "On the floor near the center of number 3; temporary meal placement",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 7,
            "label": "Rice balls",
            "category": "prop",
            "position_hint": "On number 6 within number 3; remaining quantity follows the meal moment",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "ignored_state_overlay_markers": [],
        "target_unit_marker_numbers": [
          1,
          2,
          3
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 3]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L20B01": {
        "bg_id": "L20B01",
        "fp_id": "fp_l20_storehouse",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          8,
          9,
          10,
          11,
          12
        ],
        "ignore_numbered_elements": [],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Storehouse enclosure",
            "category": "area",
            "position_hint": "Entire rectangular room; marker beside the inside northwest perimeter",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 2,
            "label": "Entry door",
            "category": "opening",
            "position_hint": "Center of the south wall, connecting exterior threshold and central aisle",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "Exterior threshold",
            "category": "area",
            "position_hint": "Immediately south of the entry door",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 4,
            "label": "Earthen-floor access aisle",
            "category": "area",
            "position_hint": "Central floor extending north from the entry, with lateral access to storage",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 5,
            "label": "Rice sack storage unit",
            "category": "area",
            "position_hint": "Along the west wall, clear of the south entry and central aisle",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 6,
            "label": "Seed sack storage unit",
            "category": "area",
            "position_hint": "Northeast portion of the room, accessible from the central aisle",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 7,
            "label": "Valuables storage footprint",
            "category": "area",
            "position_hint": "Against the southeast wall, east of the door clearance",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 8,
            "label": "Silver hairpins and brass bowls",
            "category": "prop",
            "position_hint": "Grouped within valuables storage footprint 7; loose scene inventory, not built-in fixtures",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 9,
            "label": "Broken iron padlock",
            "category": "prop",
            "position_hint": "On the ground beside entry threshold 3, outside the main walking line",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 10,
            "label": "Seed sack ownership inscriptions",
            "category": "prop",
            "position_hint": "On aisle-facing seed sack surfaces within storage unit 6; lettering belongs only to the background overlay",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 11,
            "label": "Open entry door state",
            "category": "opening",
            "position_hint": "Applied to entry door 2, leaving the passage into aisle 4 open",
            "base_layer_decision": "state_overlay_plot_cue",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 12,
            "label": "Burning pine torch",
            "category": "prop",
            "position_hint": "Suggested overlay placement near the south end of aisle 4, clear of sacks and entry clearance; mounting and exact position are unspecified",
            "base_layer_decision": "state_overlay_transient_object",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "ignored_state_overlay_markers": [],
        "target_unit_marker_numbers": [
          1,
          3,
          4,
          5,
          6,
          7
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 3, 4, 5, 6, 7]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L33B02": {
        "bg_id": "L33B02",
        "fp_id": "fp_prison_interrogation_room",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7
        ],
        "ignore_numbered_elements": [],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Interrogation area",
            "category": "area",
            "position_hint": "Main central and southern portion of the enclosed room",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 2,
            "label": "Rear standing area",
            "category": "area",
            "position_hint": "Open strip along the north wall, behind the north chair",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 3,
            "label": "Exit threshold",
            "category": "area",
            "position_hint": "Small clear area immediately inside the east-wall exit",
            "base_layer_decision": "base_structural_unit",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 4,
            "label": "Interrogation table",
            "category": "furniture",
            "position_hint": "Slightly south of room center, long axis east-west",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 5,
            "label": "North chair",
            "category": "furniture",
            "position_hint": "Centered against the north side of the table, facing south",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 6,
            "label": "South chair",
            "category": "furniture",
            "position_hint": "Centered against the south side of the table, facing north",
            "base_layer_decision": "base_persistent_furniture",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          },
          {
            "number": 7,
            "label": "Exit door",
            "category": "opening",
            "position_hint": "Southern half of the east wall, hinged at the northern jamb and swinging inward",
            "base_layer_decision": "base_opening",
            "render_role": "not_applicable",
            "top_down_legibility": "not_applicable"
          }
        ],
        "transient_markers_to_describe": [],
        "ignored_state_overlay_markers": [],
        "target_unit_marker_numbers": [
          1,
          2,
          3
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": true,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 3]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      }
    }
  },
  "step_id": "floor_plan_overlay_payload",
  "run_id": "28db0844-5050-4bcf-9bd9-690fedbe49e5",
  "resolved_model": "gpt",
  "updated_at": "2026-09-08T12:04:46.911954+00:00",
  "project_config_snapshot": {}
}