{
  "status": "completed",
  "applicable_count": 1,
  "completed_count": 1,
  "failed_count": 0,
  "schema_version": 1,
  "config_hash": "c55c2f78e54bc607",
  "data": {
    "overlays": {
      "L05B07": {
        "bg_id": "L05B07",
        "fp_id": "fp_l05_main",
        "use_numbered_elements": [
          1,
          2,
          6,
          8,
          9,
          16,
          17,
          18,
          19,
          20,
          21,
          24,
          26,
          27,
          28,
          29
        ],
        "ignore_numbered_elements": [
          30,
          31,
          32,
          33,
          34,
          35,
          36,
          37,
          38,
          39,
          40,
          41,
          42
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Shared living-dining zone",
            "category": "area",
            "position_hint": "central and west portion of the roof unit interior",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "Service kitchenette strip",
            "category": "area",
            "position_hint": "north-east wall of the shared room, open to the living zone",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 6,
            "label": "Entrance threshold",
            "category": "area",
            "position_hint": "south side interior vestibule directly inside the main entrance",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 8,
            "label": "Main entrance door",
            "category": "opening",
            "position_hint": "south wall, opening from exterior roof landing into entrance threshold",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 9,
            "label": "Living sliding window",
            "category": "opening",
            "position_hint": "west exterior wall of shared living-dining zone",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 16,
            "label": "Kitchen sink counter",
            "category": "prop",
            "position_hint": "along the north-east kitchenette strip",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 17,
            "label": "Two-burner stovetop",
            "category": "prop",
            "position_hint": "along kitchenette counter beside the kitchen sink",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 18,
            "label": "Refrigerator",
            "category": "prop",
            "position_hint": "at the end of the kitchenette strip near the north-east corner",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 19,
            "label": "Low dining and work table",
            "category": "furniture",
            "position_hint": "center of shared living-dining zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 20,
            "label": "Compact sofa or floor seating",
            "category": "furniture",
            "position_hint": "west side of shared living-dining zone near the living sliding window",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 21,
            "label": "TV on low stand",
            "category": "furniture",
            "position_hint": "east wall of shared living-dining zone facing the seating",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 24,
            "label": "Curtain rail and fabric screen",
            "category": "prop",
            "position_hint": "inside shared living-dining zone along the west sliding window",
            "base_layer_decision": "base_persistent_fixture"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 26,
            "label": "Washed herbs at sink",
            "category": "prop",
            "position_hint": "at kitchen sink counter near number 16",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 27,
            "label": "Boiling pot on stovetop",
            "category": "prop",
            "position_hint": "on two-burner stovetop near number 17",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 28,
            "label": "TV news image on screen",
            "category": "prop",
            "position_hint": "on TV screen at number 21",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 29,
            "label": "Visible wrist mark on occupant",
            "category": "prop",
            "position_hint": "foreground human wrist area in domestic kitchen-living view, not attached to the floor plan geometry",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 30,
            "label": "Pooled blood on floor",
            "category": "prop",
            "position_hint": "shared living-dining floor between entrance threshold and curtain area",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 31,
            "label": "Bloody footprints trail",
            "category": "prop",
            "position_hint": "across shared living-dining floor from entrance threshold toward curtain area",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 32,
            "label": "Body hidden behind curtain",
            "category": "prop",
            "position_hint": "behind curtain rail and fabric screen near number 24 and living sliding window",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 33,
            "label": "Crumpled old photo on floor",
            "category": "prop",
            "position_hint": "on shared living-dining floor near the blood pool and low table",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 34,
            "label": "Teacups on low table",
            "category": "prop",
            "position_hint": "on low dining and work table near number 19",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 35,
            "label": "Red circle reflected in bathroom mirror",
            "category": "prop",
            "position_hint": "inside mirror surface at bathroom sink and mirror near number 14",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 36,
            "label": "Distorted face in table photo",
            "category": "prop",
            "position_hint": "on a small photo surface placed on or near low dining and work table number 19",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 37,
            "label": "Rough red circle on wall",
            "category": "prop",
            "position_hint": "on plain east wall panel number 25",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 38,
            "label": "Bloodstained old photo pinned to wall",
            "category": "prop",
            "position_hint": "at the center of the rough red circle on plain east wall panel number 25",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 39,
            "label": "Overturned and displaced furniture",
            "category": "furniture",
            "position_hint": "throughout shared living-dining zone around numbers 19, 20, and 21",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 40,
            "label": "Entrance door left open with wind",
            "category": "opening",
            "position_hint": "at main entrance door number 8 and exterior roof landing number 7",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 41,
            "label": "Handheld phone",
            "category": "prop",
            "position_hint": "near the entrance side of the ransacked living room, held by an occupant rather than fixed to architecture",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 42,
            "label": "Unnaturally spotless cleaned surfaces",
            "category": "prop",
            "position_hint": "across shared living-dining floor, table, curtain area, and entrance threshold after prior traces vanish",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          2,
          6
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 6]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L05B05": {
        "bg_id": "L05B05",
        "fp_id": "fp_l05_main",
        "use_numbered_elements": [
          1,
          2,
          6,
          8,
          9,
          19,
          20,
          21,
          24,
          25,
          30,
          31,
          32,
          33,
          34
        ],
        "ignore_numbered_elements": [
          26,
          27,
          28,
          29,
          35,
          36,
          37,
          38,
          39,
          40,
          41,
          42
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Shared living-dining zone",
            "category": "area",
            "position_hint": "central and west portion of the roof unit interior",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "Service kitchenette strip",
            "category": "area",
            "position_hint": "north-east wall of the shared room, open to the living zone",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 6,
            "label": "Entrance threshold",
            "category": "area",
            "position_hint": "south side interior vestibule directly inside the main entrance",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 8,
            "label": "Main entrance door",
            "category": "opening",
            "position_hint": "south wall, opening from exterior roof landing into entrance threshold",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 9,
            "label": "Living sliding window",
            "category": "opening",
            "position_hint": "west exterior wall of shared living-dining zone",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 19,
            "label": "Low dining and work table",
            "category": "furniture",
            "position_hint": "center of shared living-dining zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 20,
            "label": "Compact sofa or floor seating",
            "category": "furniture",
            "position_hint": "west side of shared living-dining zone near the living sliding window",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 21,
            "label": "TV on low stand",
            "category": "furniture",
            "position_hint": "east wall of shared living-dining zone facing the seating",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 24,
            "label": "Curtain rail and fabric screen",
            "category": "prop",
            "position_hint": "inside shared living-dining zone along the west sliding window",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 25,
            "label": "Plain east wall panel",
            "category": "area",
            "position_hint": "east wall surface of shared living-dining zone, above and behind the TV side",
            "base_layer_decision": "base_structural_unit"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 30,
            "label": "Pooled blood on floor",
            "category": "prop",
            "position_hint": "shared living-dining floor between entrance threshold and curtain area",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 31,
            "label": "Bloody footprints trail",
            "category": "prop",
            "position_hint": "across shared living-dining floor from entrance threshold toward curtain area",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 32,
            "label": "Body hidden behind curtain",
            "category": "prop",
            "position_hint": "behind curtain rail and fabric screen near number 24 and living sliding window",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 33,
            "label": "Crumpled old photo on floor",
            "category": "prop",
            "position_hint": "on shared living-dining floor near the blood pool and low table",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 34,
            "label": "Teacups on low table",
            "category": "prop",
            "position_hint": "on low dining and work table near number 19",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 26,
            "label": "Washed herbs at sink",
            "category": "prop",
            "position_hint": "at kitchen sink counter near number 16",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 27,
            "label": "Boiling pot on stovetop",
            "category": "prop",
            "position_hint": "on two-burner stovetop near number 17",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 28,
            "label": "TV news image on screen",
            "category": "prop",
            "position_hint": "on TV screen at number 21",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 29,
            "label": "Visible wrist mark on occupant",
            "category": "prop",
            "position_hint": "foreground human wrist area in domestic kitchen-living view, not attached to the floor plan geometry",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 35,
            "label": "Red circle reflected in bathroom mirror",
            "category": "prop",
            "position_hint": "inside mirror surface at bathroom sink and mirror near number 14",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 36,
            "label": "Distorted face in table photo",
            "category": "prop",
            "position_hint": "on a small photo surface placed on or near low dining and work table number 19",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 37,
            "label": "Rough red circle on wall",
            "category": "prop",
            "position_hint": "on plain east wall panel number 25",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 38,
            "label": "Bloodstained old photo pinned to wall",
            "category": "prop",
            "position_hint": "at the center of the rough red circle on plain east wall panel number 25",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 39,
            "label": "Overturned and displaced furniture",
            "category": "furniture",
            "position_hint": "throughout shared living-dining zone around numbers 19, 20, and 21",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 40,
            "label": "Entrance door left open with wind",
            "category": "opening",
            "position_hint": "at main entrance door number 8 and exterior roof landing number 7",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 41,
            "label": "Handheld phone",
            "category": "prop",
            "position_hint": "near the entrance side of the ransacked living room, held by an occupant rather than fixed to architecture",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 42,
            "label": "Unnaturally spotless cleaned surfaces",
            "category": "prop",
            "position_hint": "across shared living-dining floor, table, curtain area, and entrance threshold after prior traces vanish",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          2,
          6,
          25
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 6, 25]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L05B06": {
        "bg_id": "L05B06",
        "fp_id": "fp_l05_main",
        "use_numbered_elements": [
          1,
          2,
          6,
          8,
          9,
          16,
          17,
          19,
          20,
          21,
          24,
          25,
          42
        ],
        "ignore_numbered_elements": [
          26,
          27,
          28,
          29,
          30,
          31,
          32,
          33,
          34,
          35,
          36,
          37,
          38,
          39,
          40,
          41
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Shared living-dining zone",
            "category": "area",
            "position_hint": "central and west portion of the roof unit interior",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "Service kitchenette strip",
            "category": "area",
            "position_hint": "north-east wall of the shared room, open to the living zone",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 6,
            "label": "Entrance threshold",
            "category": "area",
            "position_hint": "south side interior vestibule directly inside the main entrance",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 8,
            "label": "Main entrance door",
            "category": "opening",
            "position_hint": "south wall, opening from exterior roof landing into entrance threshold",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 9,
            "label": "Living sliding window",
            "category": "opening",
            "position_hint": "west exterior wall of shared living-dining zone",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 16,
            "label": "Kitchen sink counter",
            "category": "prop",
            "position_hint": "along the north-east kitchenette strip",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 17,
            "label": "Two-burner stovetop",
            "category": "prop",
            "position_hint": "along kitchenette counter beside the kitchen sink",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 19,
            "label": "Low dining and work table",
            "category": "furniture",
            "position_hint": "center of shared living-dining zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 20,
            "label": "Compact sofa or floor seating",
            "category": "furniture",
            "position_hint": "west side of shared living-dining zone near the living sliding window",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 21,
            "label": "TV on low stand",
            "category": "furniture",
            "position_hint": "east wall of shared living-dining zone facing the seating",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 24,
            "label": "Curtain rail and fabric screen",
            "category": "prop",
            "position_hint": "inside shared living-dining zone along the west sliding window",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 25,
            "label": "Plain east wall panel",
            "category": "area",
            "position_hint": "east wall surface of shared living-dining zone, above and behind the TV side",
            "base_layer_decision": "base_structural_unit"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 42,
            "label": "Unnaturally spotless cleaned surfaces",
            "category": "prop",
            "position_hint": "across shared living-dining floor, table, curtain area, and entrance threshold after prior traces vanish",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 26,
            "label": "Washed herbs at sink",
            "category": "prop",
            "position_hint": "at kitchen sink counter near number 16",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 27,
            "label": "Boiling pot on stovetop",
            "category": "prop",
            "position_hint": "on two-burner stovetop near number 17",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 28,
            "label": "TV news image on screen",
            "category": "prop",
            "position_hint": "on TV screen at number 21",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 29,
            "label": "Visible wrist mark on occupant",
            "category": "prop",
            "position_hint": "foreground human wrist area in domestic kitchen-living view, not attached to the floor plan geometry",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 30,
            "label": "Pooled blood on floor",
            "category": "prop",
            "position_hint": "shared living-dining floor between entrance threshold and curtain area",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 31,
            "label": "Bloody footprints trail",
            "category": "prop",
            "position_hint": "across shared living-dining floor from entrance threshold toward curtain area",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 32,
            "label": "Body hidden behind curtain",
            "category": "prop",
            "position_hint": "behind curtain rail and fabric screen near number 24 and living sliding window",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 33,
            "label": "Crumpled old photo on floor",
            "category": "prop",
            "position_hint": "on shared living-dining floor near the blood pool and low table",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 34,
            "label": "Teacups on low table",
            "category": "prop",
            "position_hint": "on low dining and work table near number 19",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 35,
            "label": "Red circle reflected in bathroom mirror",
            "category": "prop",
            "position_hint": "inside mirror surface at bathroom sink and mirror near number 14",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 36,
            "label": "Distorted face in table photo",
            "category": "prop",
            "position_hint": "on a small photo surface placed on or near low dining and work table number 19",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 37,
            "label": "Rough red circle on wall",
            "category": "prop",
            "position_hint": "on plain east wall panel number 25",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 38,
            "label": "Bloodstained old photo pinned to wall",
            "category": "prop",
            "position_hint": "at the center of the rough red circle on plain east wall panel number 25",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 39,
            "label": "Overturned and displaced furniture",
            "category": "furniture",
            "position_hint": "throughout shared living-dining zone around numbers 19, 20, and 21",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 40,
            "label": "Entrance door left open with wind",
            "category": "opening",
            "position_hint": "at main entrance door number 8 and exterior roof landing number 7",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 41,
            "label": "Handheld phone",
            "category": "prop",
            "position_hint": "near the entrance side of the ransacked living room, held by an occupant rather than fixed to architecture",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          2,
          6,
          25
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 6, 25]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L05B01": {
        "bg_id": "L05B01",
        "fp_id": "fp_l05_main",
        "use_numbered_elements": [
          1,
          5,
          11,
          14,
          15,
          19,
          35,
          36
        ],
        "ignore_numbered_elements": [
          26,
          27,
          28,
          29,
          30,
          31,
          32,
          33,
          34,
          37,
          38,
          39,
          40,
          41,
          42
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Shared living-dining zone",
            "category": "area",
            "position_hint": "central and west portion of the roof unit interior",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 5,
            "label": "Bathroom wet room",
            "category": "area",
            "position_hint": "south-east enclosed room near the entrance threshold",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 11,
            "label": "Bathroom door",
            "category": "opening",
            "position_hint": "between entrance threshold and bathroom wet room",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 14,
            "label": "Bathroom sink and mirror",
            "category": "prop",
            "position_hint": "inside bathroom wet room on the east wall",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 15,
            "label": "Toilet and shower drain",
            "category": "prop",
            "position_hint": "inside bathroom wet room opposite the sink and mirror",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 19,
            "label": "Low dining and work table",
            "category": "furniture",
            "position_hint": "center of shared living-dining zone",
            "base_layer_decision": "base_persistent_furniture"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 35,
            "label": "Red circle reflected in bathroom mirror",
            "category": "prop",
            "position_hint": "inside mirror surface at bathroom sink and mirror near number 14",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 36,
            "label": "Distorted face in table photo",
            "category": "prop",
            "position_hint": "on a small photo surface placed on or near low dining and work table number 19",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 26,
            "label": "Washed herbs at sink",
            "category": "prop",
            "position_hint": "at kitchen sink counter near number 16",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 27,
            "label": "Boiling pot on stovetop",
            "category": "prop",
            "position_hint": "on two-burner stovetop near number 17",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 28,
            "label": "TV news image on screen",
            "category": "prop",
            "position_hint": "on TV screen at number 21",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 29,
            "label": "Visible wrist mark on occupant",
            "category": "prop",
            "position_hint": "foreground human wrist area in domestic kitchen-living view, not attached to the floor plan geometry",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 30,
            "label": "Pooled blood on floor",
            "category": "prop",
            "position_hint": "shared living-dining floor between entrance threshold and curtain area",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 31,
            "label": "Bloody footprints trail",
            "category": "prop",
            "position_hint": "across shared living-dining floor from entrance threshold toward curtain area",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 32,
            "label": "Body hidden behind curtain",
            "category": "prop",
            "position_hint": "behind curtain rail and fabric screen near number 24 and living sliding window",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 33,
            "label": "Crumpled old photo on floor",
            "category": "prop",
            "position_hint": "on shared living-dining floor near the blood pool and low table",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 34,
            "label": "Teacups on low table",
            "category": "prop",
            "position_hint": "on low dining and work table near number 19",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 37,
            "label": "Rough red circle on wall",
            "category": "prop",
            "position_hint": "on plain east wall panel number 25",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 38,
            "label": "Bloodstained old photo pinned to wall",
            "category": "prop",
            "position_hint": "at the center of the rough red circle on plain east wall panel number 25",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 39,
            "label": "Overturned and displaced furniture",
            "category": "furniture",
            "position_hint": "throughout shared living-dining zone around numbers 19, 20, and 21",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 40,
            "label": "Entrance door left open with wind",
            "category": "opening",
            "position_hint": "at main entrance door number 8 and exterior roof landing number 7",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 41,
            "label": "Handheld phone",
            "category": "prop",
            "position_hint": "near the entrance side of the ransacked living room, held by an occupant rather than fixed to architecture",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 42,
            "label": "Unnaturally spotless cleaned surfaces",
            "category": "prop",
            "position_hint": "across shared living-dining floor, table, curtain area, and entrance threshold after prior traces vanish",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          5
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 5]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L05B02": {
        "bg_id": "L05B02",
        "fp_id": "fp_l05_main",
        "use_numbered_elements": [
          1,
          19,
          20,
          21,
          25,
          37,
          38
        ],
        "ignore_numbered_elements": [
          26,
          27,
          28,
          29,
          30,
          31,
          32,
          33,
          34,
          35,
          36,
          39,
          40,
          41,
          42
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Shared living-dining zone",
            "category": "area",
            "position_hint": "central and west portion of the roof unit interior",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 19,
            "label": "Low dining and work table",
            "category": "furniture",
            "position_hint": "center of shared living-dining zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 20,
            "label": "Compact sofa or floor seating",
            "category": "furniture",
            "position_hint": "west side of shared living-dining zone near the living sliding window",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 21,
            "label": "TV on low stand",
            "category": "furniture",
            "position_hint": "east wall of shared living-dining zone facing the seating",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 25,
            "label": "Plain east wall panel",
            "category": "area",
            "position_hint": "east wall surface of shared living-dining zone, above and behind the TV side",
            "base_layer_decision": "base_structural_unit"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 37,
            "label": "Rough red circle on wall",
            "category": "prop",
            "position_hint": "on plain east wall panel number 25",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 38,
            "label": "Bloodstained old photo pinned to wall",
            "category": "prop",
            "position_hint": "at the center of the rough red circle on plain east wall panel number 25",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 26,
            "label": "Washed herbs at sink",
            "category": "prop",
            "position_hint": "at kitchen sink counter near number 16",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 27,
            "label": "Boiling pot on stovetop",
            "category": "prop",
            "position_hint": "on two-burner stovetop near number 17",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 28,
            "label": "TV news image on screen",
            "category": "prop",
            "position_hint": "on TV screen at number 21",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 29,
            "label": "Visible wrist mark on occupant",
            "category": "prop",
            "position_hint": "foreground human wrist area in domestic kitchen-living view, not attached to the floor plan geometry",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 30,
            "label": "Pooled blood on floor",
            "category": "prop",
            "position_hint": "shared living-dining floor between entrance threshold and curtain area",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 31,
            "label": "Bloody footprints trail",
            "category": "prop",
            "position_hint": "across shared living-dining floor from entrance threshold toward curtain area",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 32,
            "label": "Body hidden behind curtain",
            "category": "prop",
            "position_hint": "behind curtain rail and fabric screen near number 24 and living sliding window",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 33,
            "label": "Crumpled old photo on floor",
            "category": "prop",
            "position_hint": "on shared living-dining floor near the blood pool and low table",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 34,
            "label": "Teacups on low table",
            "category": "prop",
            "position_hint": "on low dining and work table near number 19",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 35,
            "label": "Red circle reflected in bathroom mirror",
            "category": "prop",
            "position_hint": "inside mirror surface at bathroom sink and mirror near number 14",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 36,
            "label": "Distorted face in table photo",
            "category": "prop",
            "position_hint": "on a small photo surface placed on or near low dining and work table number 19",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 39,
            "label": "Overturned and displaced furniture",
            "category": "furniture",
            "position_hint": "throughout shared living-dining zone around numbers 19, 20, and 21",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 40,
            "label": "Entrance door left open with wind",
            "category": "opening",
            "position_hint": "at main entrance door number 8 and exterior roof landing number 7",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 41,
            "label": "Handheld phone",
            "category": "prop",
            "position_hint": "near the entrance side of the ransacked living room, held by an occupant rather than fixed to architecture",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 42,
            "label": "Unnaturally spotless cleaned surfaces",
            "category": "prop",
            "position_hint": "across shared living-dining floor, table, curtain area, and entrance threshold after prior traces vanish",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          25
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 25]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L05B03": {
        "bg_id": "L05B03",
        "fp_id": "fp_l05_main",
        "use_numbered_elements": [
          1,
          2,
          6,
          7,
          8,
          9,
          16,
          17,
          19,
          20,
          21,
          24,
          25,
          39,
          40,
          41
        ],
        "ignore_numbered_elements": [
          26,
          27,
          28,
          29,
          30,
          31,
          32,
          33,
          34,
          35,
          36,
          37,
          38,
          42
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Shared living-dining zone",
            "category": "area",
            "position_hint": "central and west portion of the roof unit interior",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "Service kitchenette strip",
            "category": "area",
            "position_hint": "north-east wall of the shared room, open to the living zone",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 6,
            "label": "Entrance threshold",
            "category": "area",
            "position_hint": "south side interior vestibule directly inside the main entrance",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 7,
            "label": "Exterior roof landing",
            "category": "area",
            "position_hint": "immediately outside the south entrance door, shown as a small exterior patch",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 8,
            "label": "Main entrance door",
            "category": "opening",
            "position_hint": "south wall, opening from exterior roof landing into entrance threshold",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 9,
            "label": "Living sliding window",
            "category": "opening",
            "position_hint": "west exterior wall of shared living-dining zone",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 16,
            "label": "Kitchen sink counter",
            "category": "prop",
            "position_hint": "along the north-east kitchenette strip",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 17,
            "label": "Two-burner stovetop",
            "category": "prop",
            "position_hint": "along kitchenette counter beside the kitchen sink",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 19,
            "label": "Low dining and work table",
            "category": "furniture",
            "position_hint": "center of shared living-dining zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 20,
            "label": "Compact sofa or floor seating",
            "category": "furniture",
            "position_hint": "west side of shared living-dining zone near the living sliding window",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 21,
            "label": "TV on low stand",
            "category": "furniture",
            "position_hint": "east wall of shared living-dining zone facing the seating",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 24,
            "label": "Curtain rail and fabric screen",
            "category": "prop",
            "position_hint": "inside shared living-dining zone along the west sliding window",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 25,
            "label": "Plain east wall panel",
            "category": "area",
            "position_hint": "east wall surface of shared living-dining zone, above and behind the TV side",
            "base_layer_decision": "base_structural_unit"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 39,
            "label": "Overturned and displaced furniture",
            "category": "furniture",
            "position_hint": "throughout shared living-dining zone around numbers 19, 20, and 21",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 40,
            "label": "Entrance door left open with wind",
            "category": "opening",
            "position_hint": "at main entrance door number 8 and exterior roof landing number 7",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 41,
            "label": "Handheld phone",
            "category": "prop",
            "position_hint": "near the entrance side of the ransacked living room, held by an occupant rather than fixed to architecture",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 26,
            "label": "Washed herbs at sink",
            "category": "prop",
            "position_hint": "at kitchen sink counter near number 16",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 27,
            "label": "Boiling pot on stovetop",
            "category": "prop",
            "position_hint": "on two-burner stovetop near number 17",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 28,
            "label": "TV news image on screen",
            "category": "prop",
            "position_hint": "on TV screen at number 21",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 29,
            "label": "Visible wrist mark on occupant",
            "category": "prop",
            "position_hint": "foreground human wrist area in domestic kitchen-living view, not attached to the floor plan geometry",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 30,
            "label": "Pooled blood on floor",
            "category": "prop",
            "position_hint": "shared living-dining floor between entrance threshold and curtain area",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 31,
            "label": "Bloody footprints trail",
            "category": "prop",
            "position_hint": "across shared living-dining floor from entrance threshold toward curtain area",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 32,
            "label": "Body hidden behind curtain",
            "category": "prop",
            "position_hint": "behind curtain rail and fabric screen near number 24 and living sliding window",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 33,
            "label": "Crumpled old photo on floor",
            "category": "prop",
            "position_hint": "on shared living-dining floor near the blood pool and low table",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 34,
            "label": "Teacups on low table",
            "category": "prop",
            "position_hint": "on low dining and work table near number 19",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 35,
            "label": "Red circle reflected in bathroom mirror",
            "category": "prop",
            "position_hint": "inside mirror surface at bathroom sink and mirror near number 14",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 36,
            "label": "Distorted face in table photo",
            "category": "prop",
            "position_hint": "on a small photo surface placed on or near low dining and work table number 19",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 37,
            "label": "Rough red circle on wall",
            "category": "prop",
            "position_hint": "on plain east wall panel number 25",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 38,
            "label": "Bloodstained old photo pinned to wall",
            "category": "prop",
            "position_hint": "at the center of the rough red circle on plain east wall panel number 25",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 42,
            "label": "Unnaturally spotless cleaned surfaces",
            "category": "prop",
            "position_hint": "across shared living-dining floor, table, curtain area, and entrance threshold after prior traces vanish",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          2,
          6,
          7,
          25
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 6, 7, 25]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L09B01": {
        "bg_id": "L09B01",
        "fp_id": "fp_l09_market_main",
        "use_numbered_elements": [
          1,
          5,
          6,
          8,
          9,
          10,
          11,
          12,
          13,
          14,
          17,
          19
        ],
        "ignore_numbered_elements": [
          20,
          21
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Customer sales zone",
            "category": "area",
            "position_hint": "large central interior area behind the front entrance",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 5,
            "label": "Automatic sliding glass entrance",
            "category": "opening",
            "position_hint": "center of the south/front wall between the display windows",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 6,
            "label": "Front display windows",
            "category": "opening",
            "position_hint": "south/front wall flanking the entrance",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 8,
            "label": "Checkout counter and register line",
            "category": "furniture",
            "position_hint": "inside front-left area near the entrance",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 9,
            "label": "Central gondola shelf row west",
            "category": "furniture",
            "position_hint": "middle-left sales aisle running north-south",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 10,
            "label": "Central gondola shelf row east",
            "category": "furniture",
            "position_hint": "middle-right sales aisle running north-south",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 11,
            "label": "Produce display island",
            "category": "furniture",
            "position_hint": "front-center of the sales zone between entrance and aisles",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 12,
            "label": "Refrigerated wall cases",
            "category": "furniture",
            "position_hint": "along the north/rear sales wall before the staff door",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 13,
            "label": "Frozen food chest cases",
            "category": "furniture",
            "position_hint": "west/left side of the sales zone",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 14,
            "label": "Staff swing door to storage",
            "category": "opening",
            "position_hint": "north/rear wall connecting sales floor to storage zone",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 17,
            "label": "Shopping cart and basket station",
            "category": "furniture",
            "position_hint": "inside the front entrance near the threshold",
            "base_layer_decision": "base_persistent_furniture"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 19,
            "label": "Temporary shelf-stocking activity",
            "category": "prop",
            "position_hint": "central aisle between the gondola shelf rows",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 20,
            "label": "Unanswered-phone waiting point",
            "category": "prop",
            "position_hint": "on the front sidewalk just outside the entrance",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 21,
            "label": "CCTV check and tense phone-call point",
            "category": "prop",
            "position_hint": "side exterior wall area directly below the CCTV camera",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "target_unit_marker_numbers": [
          1
        ],
        "dominant_target_unit_marker_number": 1,
        "clean_background_expected": false,
        "diagnostics": []
      },
      "L09B02": {
        "bg_id": "L09B02",
        "fp_id": "fp_l09_market_main",
        "use_numbered_elements": [
          2,
          5,
          6,
          20
        ],
        "ignore_numbered_elements": [
          19,
          21
        ],
        "base_markers_to_reference": [
          {
            "number": 2,
            "label": "Front sidewalk and street frontage",
            "category": "area",
            "position_hint": "outside the south/front wall of the supermarket",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 5,
            "label": "Automatic sliding glass entrance",
            "category": "opening",
            "position_hint": "center of the south/front wall between the display windows",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 6,
            "label": "Front display windows",
            "category": "opening",
            "position_hint": "south/front wall flanking the entrance",
            "base_layer_decision": "base_opening"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 20,
            "label": "Unanswered-phone waiting point",
            "category": "prop",
            "position_hint": "on the front sidewalk just outside the entrance",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 19,
            "label": "Temporary shelf-stocking activity",
            "category": "prop",
            "position_hint": "central aisle between the gondola shelf rows",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 21,
            "label": "CCTV check and tense phone-call point",
            "category": "prop",
            "position_hint": "side exterior wall area directly below the CCTV camera",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "target_unit_marker_numbers": [
          2
        ],
        "dominant_target_unit_marker_number": 2,
        "clean_background_expected": false,
        "diagnostics": []
      },
      "L09B03": {
        "bg_id": "L09B03",
        "fp_id": "fp_l09_market_main",
        "use_numbered_elements": [
          2,
          3,
          5,
          6,
          7,
          15,
          21
        ],
        "ignore_numbered_elements": [
          19,
          20
        ],
        "base_markers_to_reference": [
          {
            "number": 2,
            "label": "Front sidewalk and street frontage",
            "category": "area",
            "position_hint": "outside the south/front wall of the supermarket",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 3,
            "label": "Side exterior wall and service alley",
            "category": "area",
            "position_hint": "outside the east/right exterior wall",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 5,
            "label": "Automatic sliding glass entrance",
            "category": "opening",
            "position_hint": "center of the south/front wall between the display windows",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 6,
            "label": "Front display windows",
            "category": "opening",
            "position_hint": "south/front wall flanking the entrance",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 7,
            "label": "Wall-mounted exterior CCTV camera",
            "category": "prop",
            "position_hint": "high on the east/right exterior wall near the front corner",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 15,
            "label": "Rear delivery service door",
            "category": "opening",
            "position_hint": "rear side of the storage zone opening toward the side alley",
            "base_layer_decision": "base_opening"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 21,
            "label": "CCTV check and tense phone-call point",
            "category": "prop",
            "position_hint": "side exterior wall area directly below the CCTV camera",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 19,
            "label": "Temporary shelf-stocking activity",
            "category": "prop",
            "position_hint": "central aisle between the gondola shelf rows",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 20,
            "label": "Unanswered-phone waiting point",
            "category": "prop",
            "position_hint": "on the front sidewalk just outside the entrance",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "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)"
        ]
      },
      "L13B02": {
        "bg_id": "L13B02",
        "fp_id": "fp_l13_police_office_main",
        "use_numbered_elements": [
          1,
          2,
          5,
          7,
          9,
          10,
          13,
          16,
          20
        ],
        "ignore_numbered_elements": [
          17,
          18,
          19
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "shared open office zone",
            "category": "area",
            "position_hint": "center of main rectangular office floor",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "entrance threshold zone",
            "category": "area",
            "position_hint": "south side just inside the public entrance",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 5,
            "label": "main public entrance door",
            "category": "opening",
            "position_hint": "south wall, slightly west of center, swinging inward toward entrance threshold",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 7,
            "label": "long exterior window band",
            "category": "opening",
            "position_hint": "north wall above the shared office desks",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 9,
            "label": "duty desk",
            "category": "furniture",
            "position_hint": "south-center of office facing the main entrance",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 10,
            "label": "duty chair",
            "category": "furniture",
            "position_hint": "behind the duty desk on the north side of the desk",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 13,
            "label": "desktop monitor",
            "category": "prop",
            "position_hint": "on the evidence work desk, angled toward the central office",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 16,
            "label": "desk phone",
            "category": "prop",
            "position_hint": "on the duty desk near the entrance-facing edge",
            "base_layer_decision": "base_persistent_fixture"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 20,
            "label": "night phone lookup request cue",
            "category": "prop",
            "position_hint": "overlay only at the duty desk phone and computer area; never draw on the base floor plan",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 17,
            "label": "day case photo and form spread",
            "category": "prop",
            "position_hint": "overlay only on top of the evidence work desk; never draw on the base floor plan",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 18,
            "label": "day GPS result on monitor",
            "category": "prop",
            "position_hint": "overlay only inside the desktop monitor screen; never draw on the base floor plan",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 19,
            "label": "day note-taking materials",
            "category": "prop",
            "position_hint": "overlay only on the evidence work desk beside papers; never draw on the base floor plan",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          2
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L13B01": {
        "bg_id": "L13B01",
        "fp_id": "fp_l13_police_office_main",
        "use_numbered_elements": [
          1,
          3,
          4,
          7,
          11,
          12,
          13,
          14,
          15,
          17,
          18,
          19
        ],
        "ignore_numbered_elements": [
          20
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "shared open office zone",
            "category": "area",
            "position_hint": "center of main rectangular office floor",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 3,
            "label": "records and service zone",
            "category": "area",
            "position_hint": "west and northwest alcove along records cabinets and printer",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 4,
            "label": "evidence work zone",
            "category": "area",
            "position_hint": "east side around the evidence work desk",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 7,
            "label": "long exterior window band",
            "category": "opening",
            "position_hint": "north wall above the shared office desks",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 11,
            "label": "central investigator desk cluster",
            "category": "furniture",
            "position_hint": "middle of shared open office zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 12,
            "label": "evidence work desk",
            "category": "furniture",
            "position_hint": "east side of office in the evidence work zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 13,
            "label": "desktop monitor",
            "category": "prop",
            "position_hint": "on the evidence work desk, angled toward the central office",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 14,
            "label": "records cabinets",
            "category": "furniture",
            "position_hint": "west and northwest walls in records and service zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 15,
            "label": "printer copier unit",
            "category": "prop",
            "position_hint": "northwest service alcove beside records cabinets",
            "base_layer_decision": "base_persistent_fixture"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 17,
            "label": "day case photo and form spread",
            "category": "prop",
            "position_hint": "overlay only on top of the evidence work desk; never draw on the base floor plan",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 18,
            "label": "day GPS result on monitor",
            "category": "prop",
            "position_hint": "overlay only inside the desktop monitor screen; never draw on the base floor plan",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 19,
            "label": "day note-taking materials",
            "category": "prop",
            "position_hint": "overlay only on the evidence work desk beside papers; never draw on the base floor plan",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 20,
            "label": "night phone lookup request cue",
            "category": "prop",
            "position_hint": "overlay only at the duty desk phone and computer area; never draw on the base floor plan",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          3,
          4
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 3, 4]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L20B03": {
        "bg_id": "L20B03",
        "fp_id": "fp_wheelhouse",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          8,
          9,
          10,
          11,
          12,
          13,
          14,
          15,
          16,
          17,
          18,
          19,
          20,
          21,
          22
        ],
        "ignore_numbered_elements": [],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Wheelhouse cabin shell",
            "category": "area",
            "position_hint": "overall compact rectangular cabin footprint",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "Forward command zone",
            "category": "area",
            "position_hint": "north/front third of wheelhouse around helm",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 3,
            "label": "Central standing zone",
            "category": "area",
            "position_hint": "middle of cabin, narrow open floor space",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 4,
            "label": "Aft threshold zone",
            "category": "area",
            "position_hint": "south/rear strip near aft hatch",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 5,
            "label": "Built-in helm console",
            "category": "prop",
            "position_hint": "centered against north/front bulkhead below windshield",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 6,
            "label": "Steering wheel",
            "category": "prop",
            "position_hint": "front face of helm console, slightly port of center",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 7,
            "label": "Throttle and control levers",
            "category": "prop",
            "position_hint": "starboard side of helm console",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 8,
            "label": "Circular instrument cluster",
            "category": "prop",
            "position_hint": "upper helm console panel, facing operator",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 9,
            "label": "Radio GPS display panel",
            "category": "prop",
            "position_hint": "helm console top, starboard of instrument cluster",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 10,
            "label": "Front windshield",
            "category": "opening",
            "position_hint": "north/front wall spanning most of cabin width",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 11,
            "label": "Port side window",
            "category": "opening",
            "position_hint": "west/port wall forward half",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 12,
            "label": "Starboard side window",
            "category": "opening",
            "position_hint": "east/starboard wall forward half",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 13,
            "label": "Port sliding door",
            "category": "opening",
            "position_hint": "west/port wall middle-to-aft section",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 14,
            "label": "Starboard sliding door",
            "category": "opening",
            "position_hint": "east/starboard wall middle-to-aft section",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 15,
            "label": "Aft hatch door",
            "category": "opening",
            "position_hint": "south/rear wall center",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 16,
            "label": "Narrow bench storage locker",
            "category": "furniture",
            "position_hint": "southwest/aft port corner along rear wall",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 17,
            "label": "Small chart shelf",
            "category": "prop",
            "position_hint": "port side near helm, between port window and console",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 18,
            "label": "Fixed grab rail",
            "category": "prop",
            "position_hint": "starboard interior wall near sliding door",
            "base_layer_decision": "base_persistent_fixture"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 19,
            "label": "Old photo evidence",
            "category": "prop",
            "position_hint": "loose item on or near helm console during event state",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 20,
            "label": "Red circular motif",
            "category": "prop",
            "position_hint": "event overlay associated with instrument panel or nearby surface, not part of base plan",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 21,
            "label": "Forced helm struggle cue",
            "category": "prop",
            "position_hint": "event overlay around steering wheel and helm console contact area",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 22,
            "label": "Collapsed person position",
            "category": "prop",
            "position_hint": "central standing zone floor, aft of helm console",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "ignored_state_overlay_markers": [],
        "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)"
        ]
      }
    }
  },
  "step_id": "floor_plan_overlay_payload",
  "run_id": "90bd70c1-5596-421c-8f4a-f2815305e3cf",
  "resolved_model": "gpt",
  "updated_at": "2026-05-28T02:38:07.248793+00:00",
  "project_config_snapshot": {}
}