{
  "status": "completed",
  "applicable_count": 1,
  "completed_count": 1,
  "failed_count": 0,
  "schema_version": 1,
  "config_hash": "c55c2f78e54bc607",
  "data": {
    "overlays": {
      "L04B04": {
        "bg_id": "L04B04",
        "fp_id": "fp_l04_rooftop",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          8,
          9,
          10,
          11,
          12,
          13,
          14
        ],
        "ignore_numbered_elements": [
          15,
          16,
          17
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "open rooftop deck shared zone",
            "category": "area",
            "position_hint": "center of the rooftop deck",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "low parapet boundary",
            "category": "area",
            "position_hint": "continuous perimeter wall around the rooftop deck, marker near southwest parapet",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 3,
            "label": "rooftop room footprint",
            "category": "area",
            "position_hint": "east side of the rooftop deck",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 4,
            "label": "rooftop-room door",
            "category": "opening",
            "position_hint": "west-facing wall of rooftop room, opening onto the deck",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 5,
            "label": "rooftop-room window",
            "category": "opening",
            "position_hint": "deck-facing wall of rooftop room, just south of the door",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 6,
            "label": "cylindrical water tank",
            "category": "prop",
            "position_hint": "northwest corner service pad",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 7,
            "label": "fixed drying line",
            "category": "prop",
            "position_hint": "south side of the deck, stretched between two posts near the parapet",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 8,
            "label": "simple outdoor bench",
            "category": "furniture",
            "position_hint": "southwest side against the parapet",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 9,
            "label": "fixed herb planter row",
            "category": "prop",
            "position_hint": "along the east wall near the rooftop-room window",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 10,
            "label": "door threshold zone",
            "category": "area",
            "position_hint": "small rectangular landing directly outside the rooftop-room door",
            "base_layer_decision": "base_structural_unit"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 11,
            "label": "stranger shoes at threshold",
            "category": "prop",
            "position_hint": "on the door threshold zone outside the rooftop-room door",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 12,
            "label": "long intrusion shadow across deck",
            "category": "area",
            "position_hint": "diagonal path from the rooftop-room door area across the open rooftop deck",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 13,
            "label": "door breach damage",
            "category": "opening",
            "position_hint": "on the rooftop-room door and frame",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 14,
            "label": "attack silhouette in window",
            "category": "prop",
            "position_hint": "inside the rooftop-room window opening",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 15,
            "label": "black cat silhouette",
            "category": "prop",
            "position_hint": "near the rooftop-room facade, close to the door and window",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 16,
            "label": "lit rooftop-room window glow",
            "category": "opening",
            "position_hint": "at the rooftop-room window opening",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 17,
            "label": "dawn blue wash on parapet wall",
            "category": "area",
            "position_hint": "along the exposed rooftop parapet wall facing the deck",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          2,
          3,
          10
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 3, 10]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L04B03": {
        "bg_id": "L04B03",
        "fp_id": "fp_l04_stairs",
        "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": "exterior stair circulation zone",
            "category": "area",
            "position_hint": "main diagonal or switchback circulation route spanning from lower south side to upper north side",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "lower villa entry threshold",
            "category": "opening",
            "position_hint": "south edge at the base of the stair path",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 3,
            "label": "lower stair flight",
            "category": "area",
            "position_hint": "south to middle portion of the exterior stair path, rising from the entry threshold",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 4,
            "label": "mid stair landing",
            "category": "area",
            "position_hint": "central turning platform between the two stair flights",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 5,
            "label": "upper stair flight",
            "category": "area",
            "position_hint": "middle to north portion of the stair path leading toward the rooftop",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 6,
            "label": "rooftop landing deck",
            "category": "area",
            "position_hint": "north or upper end of the stair route, open deck before the rooftop room",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 7,
            "label": "rooftop room block",
            "category": "area",
            "position_hint": "northwest side of the rooftop landing as a small enclosed rectangular room",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 8,
            "label": "rooftop room exterior door",
            "category": "opening",
            "position_hint": "on the rooftop room wall facing the rooftop landing deck",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 9,
            "label": "small rooftop room window",
            "category": "opening",
            "position_hint": "outer wall of the rooftop room, away from the door",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 10,
            "label": "continuous exterior railing",
            "category": "prop",
            "position_hint": "along exposed outer edges of both stair flights and landings",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 11,
            "label": "low rooftop parapet",
            "category": "prop",
            "position_hint": "around exposed rooftop deck perimeter outside the stair arrival zone",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 12,
            "label": "wall-mounted exterior utility light",
            "category": "prop",
            "position_hint": "fixed to the rooftop room exterior wall near the door",
            "base_layer_decision": "base_persistent_fixture"
          }
        ],
        "transient_markers_to_describe": [],
        "ignored_state_overlay_markers": [],
        "target_unit_marker_numbers": [
          1,
          3,
          4,
          5,
          6,
          7
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": true,
        "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)"
        ]
      },
      "L04B01": {
        "bg_id": "L04B01",
        "fp_id": "fp_l04_rooftop",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          8,
          9,
          10,
          15,
          16,
          17
        ],
        "ignore_numbered_elements": [
          11,
          12,
          13,
          14
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "open rooftop deck shared zone",
            "category": "area",
            "position_hint": "center of the rooftop deck",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "low parapet boundary",
            "category": "area",
            "position_hint": "continuous perimeter wall around the rooftop deck, marker near southwest parapet",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 3,
            "label": "rooftop room footprint",
            "category": "area",
            "position_hint": "east side of the rooftop deck",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 4,
            "label": "rooftop-room door",
            "category": "opening",
            "position_hint": "west-facing wall of rooftop room, opening onto the deck",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 5,
            "label": "rooftop-room window",
            "category": "opening",
            "position_hint": "deck-facing wall of rooftop room, just south of the door",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 6,
            "label": "cylindrical water tank",
            "category": "prop",
            "position_hint": "northwest corner service pad",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 8,
            "label": "simple outdoor bench",
            "category": "furniture",
            "position_hint": "southwest side against the parapet",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 9,
            "label": "fixed herb planter row",
            "category": "prop",
            "position_hint": "along the east wall near the rooftop-room window",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 10,
            "label": "door threshold zone",
            "category": "area",
            "position_hint": "small rectangular landing directly outside the rooftop-room door",
            "base_layer_decision": "base_structural_unit"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 15,
            "label": "black cat silhouette",
            "category": "prop",
            "position_hint": "near the rooftop-room facade, close to the door and window",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 16,
            "label": "lit rooftop-room window glow",
            "category": "opening",
            "position_hint": "at the rooftop-room window opening",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 17,
            "label": "dawn blue wash on parapet wall",
            "category": "area",
            "position_hint": "along the exposed rooftop parapet wall facing the deck",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 11,
            "label": "stranger shoes at threshold",
            "category": "prop",
            "position_hint": "on the door threshold zone outside the rooftop-room door",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 12,
            "label": "long intrusion shadow across deck",
            "category": "area",
            "position_hint": "diagonal path from the rooftop-room door area across the open rooftop deck",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 13,
            "label": "door breach damage",
            "category": "opening",
            "position_hint": "on the rooftop-room door and frame",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 14,
            "label": "attack silhouette in window",
            "category": "prop",
            "position_hint": "inside the rooftop-room window opening",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          2,
          3,
          10
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 2, 3, 10]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L05B09": {
        "bg_id": "L05B09",
        "fp_id": "fp_l05_main",
        "use_numbered_elements": [
          1,
          5,
          6,
          10,
          12,
          13,
          14,
          15,
          16,
          24,
          25,
          26,
          27
        ],
        "ignore_numbered_elements": [
          28,
          29,
          30,
          31,
          32,
          33,
          34,
          35,
          36
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "shared living-kitchen zone",
            "category": "area",
            "position_hint": "central and west portion of the room",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 5,
            "label": "entry threshold zone",
            "category": "area",
            "position_hint": "south center just inside the rooftop entry",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 6,
            "label": "main rooftop entry door",
            "category": "opening",
            "position_hint": "south wall at entry threshold",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 10,
            "label": "shared-zone north window",
            "category": "opening",
            "position_hint": "north wall above the kitchen strip",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 12,
            "label": "kitchen counter with sink",
            "category": "prop",
            "position_hint": "north wall, west of center in shared zone",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 13,
            "label": "compact refrigerator",
            "category": "prop",
            "position_hint": "northwest corner beside the kitchen counter",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 14,
            "label": "low dining and work table",
            "category": "furniture",
            "position_hint": "center of shared living-kitchen zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 15,
            "label": "compact sofa and floor cushions",
            "category": "furniture",
            "position_hint": "west-central shared zone facing the TV wall",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 16,
            "label": "TV and media stand",
            "category": "furniture",
            "position_hint": "west wall of shared zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 24,
            "label": "wall-mounted family photo frame",
            "category": "prop",
            "position_hint": "shared zone wall near the passage toward the bathroom",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 25,
            "label": "blank west display wall surface",
            "category": "area",
            "position_hint": "west wall area above and beside the media stand",
            "base_layer_decision": "base_structural_unit"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 26,
            "label": "herb bundles or potted herbs at sink",
            "category": "prop",
            "position_hint": "on or beside kitchen sink number 12",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 27,
            "label": "television news screen image",
            "category": "prop",
            "position_hint": "on TV at number 16",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 28,
            "label": "pooled blood on main bedroom floor",
            "category": "prop",
            "position_hint": "floor beside main bedding number 17",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 29,
            "label": "bloody footprints path",
            "category": "prop",
            "position_hint": "from main bedroom number 2 through curtain opening number 7 toward shared zone number 1",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 30,
            "label": "body behind curtain",
            "category": "prop",
            "position_hint": "just inside main bedroom curtain partition number 7",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 31,
            "label": "crumpled old photo in hand",
            "category": "prop",
            "position_hint": "near body marker 30 in main bedroom",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 32,
            "label": "red circle apparition on bathroom mirror",
            "category": "prop",
            "position_hint": "on bathroom mirror number 23",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 33,
            "label": "distorted face apparition inside family photo",
            "category": "prop",
            "position_hint": "inside wall-mounted family photo frame number 24",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 34,
            "label": "red circle wall mark with pinned bloodied old photo",
            "category": "prop",
            "position_hint": "centered on blank west display wall surface number 25",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 35,
            "label": "ransacked displaced loose furniture and objects",
            "category": "furniture",
            "position_hint": "scattered across shared zone number 1 and near sleeping partitions",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 36,
            "label": "main entry door left open state",
            "category": "opening",
            "position_hint": "at main rooftop entry door number 6",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          5,
          25
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 5, 25]); 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,
          7,
          11,
          17,
          18,
          28,
          29,
          30,
          31
        ],
        "ignore_numbered_elements": [
          26,
          27,
          32,
          33,
          34,
          35,
          36
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "shared living-kitchen zone",
            "category": "area",
            "position_hint": "central and west portion of the room",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "main bedroom zone",
            "category": "area",
            "position_hint": "northeast corner behind curtain partition",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 7,
            "label": "main bedroom curtain partition opening",
            "category": "opening",
            "position_hint": "between shared zone and northeast bedroom",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 11,
            "label": "main bedroom east window",
            "category": "opening",
            "position_hint": "east wall of the main bedroom",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 17,
            "label": "main floor bedding mat",
            "category": "furniture",
            "position_hint": "east side of main bedroom zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 18,
            "label": "main wardrobe closet",
            "category": "furniture",
            "position_hint": "north wall of main bedroom zone",
            "base_layer_decision": "base_persistent_furniture"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 28,
            "label": "pooled blood on main bedroom floor",
            "category": "prop",
            "position_hint": "floor beside main bedding number 17",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 29,
            "label": "bloody footprints path",
            "category": "prop",
            "position_hint": "from main bedroom number 2 through curtain opening number 7 toward shared zone number 1",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 30,
            "label": "body behind curtain",
            "category": "prop",
            "position_hint": "just inside main bedroom curtain partition number 7",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 31,
            "label": "crumpled old photo in hand",
            "category": "prop",
            "position_hint": "near body marker 30 in main bedroom",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 26,
            "label": "herb bundles or potted herbs at sink",
            "category": "prop",
            "position_hint": "on or beside kitchen sink number 12",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 27,
            "label": "television news screen image",
            "category": "prop",
            "position_hint": "on TV at number 16",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 32,
            "label": "red circle apparition on bathroom mirror",
            "category": "prop",
            "position_hint": "on bathroom mirror number 23",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 33,
            "label": "distorted face apparition inside family photo",
            "category": "prop",
            "position_hint": "inside wall-mounted family photo frame number 24",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 34,
            "label": "red circle wall mark with pinned bloodied old photo",
            "category": "prop",
            "position_hint": "centered on blank west display wall surface number 25",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 35,
            "label": "ransacked displaced loose furniture and objects",
            "category": "furniture",
            "position_hint": "scattered across shared zone number 1 and near sleeping partitions",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 36,
            "label": "main entry door left open state",
            "category": "opening",
            "position_hint": "at main rooftop entry door number 6",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "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)"
        ]
      },
      "L05B06": {
        "bg_id": "L05B06",
        "fp_id": "fp_l05_main",
        "use_numbered_elements": [
          1,
          2,
          7,
          11,
          17,
          18
        ],
        "ignore_numbered_elements": [
          26,
          27,
          28,
          29,
          30,
          31,
          32,
          33,
          34,
          35,
          36
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "shared living-kitchen zone",
            "category": "area",
            "position_hint": "central and west portion of the room",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "main bedroom zone",
            "category": "area",
            "position_hint": "northeast corner behind curtain partition",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 7,
            "label": "main bedroom curtain partition opening",
            "category": "opening",
            "position_hint": "between shared zone and northeast bedroom",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 11,
            "label": "main bedroom east window",
            "category": "opening",
            "position_hint": "east wall of the main bedroom",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 17,
            "label": "main floor bedding mat",
            "category": "furniture",
            "position_hint": "east side of main bedroom zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 18,
            "label": "main wardrobe closet",
            "category": "furniture",
            "position_hint": "north wall of main bedroom zone",
            "base_layer_decision": "base_persistent_furniture"
          }
        ],
        "transient_markers_to_describe": [],
        "ignored_state_overlay_markers": [
          {
            "number": 26,
            "label": "herb bundles or potted herbs at sink",
            "category": "prop",
            "position_hint": "on or beside kitchen sink number 12",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 27,
            "label": "television news screen image",
            "category": "prop",
            "position_hint": "on TV at number 16",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 28,
            "label": "pooled blood on main bedroom floor",
            "category": "prop",
            "position_hint": "floor beside main bedding number 17",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 29,
            "label": "bloody footprints path",
            "category": "prop",
            "position_hint": "from main bedroom number 2 through curtain opening number 7 toward shared zone number 1",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 30,
            "label": "body behind curtain",
            "category": "prop",
            "position_hint": "just inside main bedroom curtain partition number 7",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 31,
            "label": "crumpled old photo in hand",
            "category": "prop",
            "position_hint": "near body marker 30 in main bedroom",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 32,
            "label": "red circle apparition on bathroom mirror",
            "category": "prop",
            "position_hint": "on bathroom mirror number 23",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 33,
            "label": "distorted face apparition inside family photo",
            "category": "prop",
            "position_hint": "inside wall-mounted family photo frame number 24",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 34,
            "label": "red circle wall mark with pinned bloodied old photo",
            "category": "prop",
            "position_hint": "centered on blank west display wall surface number 25",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 35,
            "label": "ransacked displaced loose furniture and objects",
            "category": "furniture",
            "position_hint": "scattered across shared zone number 1 and near sleeping partitions",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 36,
            "label": "main entry door left open state",
            "category": "opening",
            "position_hint": "at main rooftop entry door number 6",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          2
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": true,
        "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)"
        ]
      },
      "L05B10": {
        "bg_id": "L05B10",
        "fp_id": "fp_l05_main",
        "use_numbered_elements": [
          1,
          4,
          9,
          20,
          21,
          22,
          23,
          24,
          32,
          33
        ],
        "ignore_numbered_elements": [
          26,
          27,
          28,
          29,
          30,
          31,
          34,
          35,
          36
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "shared living-kitchen zone",
            "category": "area",
            "position_hint": "central and west portion of the room",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 4,
            "label": "bathroom wet-room zone",
            "category": "area",
            "position_hint": "southeast corner of the plan",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 9,
            "label": "bathroom door",
            "category": "opening",
            "position_hint": "southeast interior wall facing shared zone",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 20,
            "label": "bathroom sink vanity",
            "category": "prop",
            "position_hint": "inside bathroom on the north side",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 21,
            "label": "toilet",
            "category": "prop",
            "position_hint": "inside bathroom near the east wall",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 22,
            "label": "shower wet area and floor drain",
            "category": "prop",
            "position_hint": "inside bathroom at the south end",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 23,
            "label": "bathroom mirror",
            "category": "prop",
            "position_hint": "mounted above bathroom sink vanity",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 24,
            "label": "wall-mounted family photo frame",
            "category": "prop",
            "position_hint": "shared zone wall near the passage toward the bathroom",
            "base_layer_decision": "base_persistent_fixture"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 32,
            "label": "red circle apparition on bathroom mirror",
            "category": "prop",
            "position_hint": "on bathroom mirror number 23",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 33,
            "label": "distorted face apparition inside family photo",
            "category": "prop",
            "position_hint": "inside wall-mounted family photo frame number 24",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 26,
            "label": "herb bundles or potted herbs at sink",
            "category": "prop",
            "position_hint": "on or beside kitchen sink number 12",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 27,
            "label": "television news screen image",
            "category": "prop",
            "position_hint": "on TV at number 16",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 28,
            "label": "pooled blood on main bedroom floor",
            "category": "prop",
            "position_hint": "floor beside main bedding number 17",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 29,
            "label": "bloody footprints path",
            "category": "prop",
            "position_hint": "from main bedroom number 2 through curtain opening number 7 toward shared zone number 1",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 30,
            "label": "body behind curtain",
            "category": "prop",
            "position_hint": "just inside main bedroom curtain partition number 7",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 31,
            "label": "crumpled old photo in hand",
            "category": "prop",
            "position_hint": "near body marker 30 in main bedroom",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 34,
            "label": "red circle wall mark with pinned bloodied old photo",
            "category": "prop",
            "position_hint": "centered on blank west display wall surface number 25",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 35,
            "label": "ransacked displaced loose furniture and objects",
            "category": "furniture",
            "position_hint": "scattered across shared zone number 1 and near sleeping partitions",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 36,
            "label": "main entry door left open state",
            "category": "opening",
            "position_hint": "at main rooftop entry door number 6",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          4
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 4]); 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,
          14,
          15,
          16,
          24,
          25,
          34
        ],
        "ignore_numbered_elements": [
          26,
          27,
          28,
          29,
          30,
          31,
          32,
          33,
          35,
          36
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "shared living-kitchen zone",
            "category": "area",
            "position_hint": "central and west portion of the room",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 14,
            "label": "low dining and work table",
            "category": "furniture",
            "position_hint": "center of shared living-kitchen zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 15,
            "label": "compact sofa and floor cushions",
            "category": "furniture",
            "position_hint": "west-central shared zone facing the TV wall",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 16,
            "label": "TV and media stand",
            "category": "furniture",
            "position_hint": "west wall of shared zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 24,
            "label": "wall-mounted family photo frame",
            "category": "prop",
            "position_hint": "shared zone wall near the passage toward the bathroom",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 25,
            "label": "blank west display wall surface",
            "category": "area",
            "position_hint": "west wall area above and beside the media stand",
            "base_layer_decision": "base_structural_unit"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 34,
            "label": "red circle wall mark with pinned bloodied old photo",
            "category": "prop",
            "position_hint": "centered on blank west display wall surface number 25",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 26,
            "label": "herb bundles or potted herbs at sink",
            "category": "prop",
            "position_hint": "on or beside kitchen sink number 12",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 27,
            "label": "television news screen image",
            "category": "prop",
            "position_hint": "on TV at number 16",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 28,
            "label": "pooled blood on main bedroom floor",
            "category": "prop",
            "position_hint": "floor beside main bedding number 17",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 29,
            "label": "bloody footprints path",
            "category": "prop",
            "position_hint": "from main bedroom number 2 through curtain opening number 7 toward shared zone number 1",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 30,
            "label": "body behind curtain",
            "category": "prop",
            "position_hint": "just inside main bedroom curtain partition number 7",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 31,
            "label": "crumpled old photo in hand",
            "category": "prop",
            "position_hint": "near body marker 30 in main bedroom",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 32,
            "label": "red circle apparition on bathroom mirror",
            "category": "prop",
            "position_hint": "on bathroom mirror number 23",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 33,
            "label": "distorted face apparition inside family photo",
            "category": "prop",
            "position_hint": "inside wall-mounted family photo frame number 24",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 35,
            "label": "ransacked displaced loose furniture and objects",
            "category": "furniture",
            "position_hint": "scattered across shared zone number 1 and near sleeping partitions",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 36,
            "label": "main entry door left open state",
            "category": "opening",
            "position_hint": "at main rooftop entry door number 6",
            "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,
          3,
          4,
          5,
          6,
          7,
          8,
          9,
          12,
          13,
          14,
          15,
          16,
          17,
          18,
          19,
          25,
          35,
          36
        ],
        "ignore_numbered_elements": [
          26,
          27,
          28,
          29,
          30,
          31,
          32,
          33,
          34
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "shared living-kitchen zone",
            "category": "area",
            "position_hint": "central and west portion of the room",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "main bedroom zone",
            "category": "area",
            "position_hint": "northeast corner behind curtain partition",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 3,
            "label": "secondary sleeping nook",
            "category": "area",
            "position_hint": "southwest side behind sliding panel",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 4,
            "label": "bathroom wet-room zone",
            "category": "area",
            "position_hint": "southeast corner of the plan",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 5,
            "label": "entry threshold zone",
            "category": "area",
            "position_hint": "south center just inside the rooftop entry",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 6,
            "label": "main rooftop entry door",
            "category": "opening",
            "position_hint": "south wall at entry threshold",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 7,
            "label": "main bedroom curtain partition opening",
            "category": "opening",
            "position_hint": "between shared zone and northeast bedroom",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 8,
            "label": "secondary sleeping nook sliding panel",
            "category": "opening",
            "position_hint": "between shared zone and southwest sleeping nook",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 9,
            "label": "bathroom door",
            "category": "opening",
            "position_hint": "southeast interior wall facing shared zone",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 12,
            "label": "kitchen counter with sink",
            "category": "prop",
            "position_hint": "north wall, west of center in shared zone",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 13,
            "label": "compact refrigerator",
            "category": "prop",
            "position_hint": "northwest corner beside the kitchen counter",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 14,
            "label": "low dining and work table",
            "category": "furniture",
            "position_hint": "center of shared living-kitchen zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 15,
            "label": "compact sofa and floor cushions",
            "category": "furniture",
            "position_hint": "west-central shared zone facing the TV wall",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 16,
            "label": "TV and media stand",
            "category": "furniture",
            "position_hint": "west wall of shared zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 17,
            "label": "main floor bedding mat",
            "category": "furniture",
            "position_hint": "east side of main bedroom zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 18,
            "label": "main wardrobe closet",
            "category": "furniture",
            "position_hint": "north wall of main bedroom zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 19,
            "label": "secondary floor bedding mat",
            "category": "furniture",
            "position_hint": "inside southwest sleeping nook",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 25,
            "label": "blank west display wall surface",
            "category": "area",
            "position_hint": "west wall area above and beside the media stand",
            "base_layer_decision": "base_structural_unit"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 35,
            "label": "ransacked displaced loose furniture and objects",
            "category": "furniture",
            "position_hint": "scattered across shared zone number 1 and near sleeping partitions",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 36,
            "label": "main entry door left open state",
            "category": "opening",
            "position_hint": "at main rooftop entry door number 6",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 26,
            "label": "herb bundles or potted herbs at sink",
            "category": "prop",
            "position_hint": "on or beside kitchen sink number 12",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 27,
            "label": "television news screen image",
            "category": "prop",
            "position_hint": "on TV at number 16",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 28,
            "label": "pooled blood on main bedroom floor",
            "category": "prop",
            "position_hint": "floor beside main bedding number 17",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 29,
            "label": "bloody footprints path",
            "category": "prop",
            "position_hint": "from main bedroom number 2 through curtain opening number 7 toward shared zone number 1",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 30,
            "label": "body behind curtain",
            "category": "prop",
            "position_hint": "just inside main bedroom curtain partition number 7",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 31,
            "label": "crumpled old photo in hand",
            "category": "prop",
            "position_hint": "near body marker 30 in main bedroom",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 32,
            "label": "red circle apparition on bathroom mirror",
            "category": "prop",
            "position_hint": "on bathroom mirror number 23",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 33,
            "label": "distorted face apparition inside family photo",
            "category": "prop",
            "position_hint": "inside wall-mounted family photo frame number 24",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 34,
            "label": "red circle wall mark with pinned bloodied old photo",
            "category": "prop",
            "position_hint": "centered on blank west display wall surface number 25",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          2,
          3,
          4,
          5,
          25
        ],
        "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, 25]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L09B01": {
        "bg_id": "L09B01",
        "fp_id": "fp_l09_main",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          8,
          9,
          10,
          11,
          12,
          13,
          14,
          15
        ],
        "ignore_numbered_elements": [],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Main shared shopping zone",
            "category": "area",
            "position_hint": "large central rectangle occupying most of the supermarket sales floor",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "Entrance threshold zone",
            "category": "area",
            "position_hint": "south/front edge of plan, immediately inside the main entrance",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 3,
            "label": "Staff display and inquiry zone",
            "category": "area",
            "position_hint": "front-center area between the entrance threshold and the central aisles",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 4,
            "label": "Rear utility and staff access zone",
            "category": "area",
            "position_hint": "northwest/back corner behind the sales floor boundary",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 5,
            "label": "Main automatic glass entrance",
            "category": "opening",
            "position_hint": "south wall centered slightly west, opening into the entrance threshold zone",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 6,
            "label": "Front display windows",
            "category": "opening",
            "position_hint": "south wall and southeast front facade, shown as double parallel window lines",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 7,
            "label": "Checkout and customer service counter",
            "category": "furniture",
            "position_hint": "front-left/southwest side, adjacent to the entrance threshold and facing the sales floor",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 8,
            "label": "Staff display island",
            "category": "furniture",
            "position_hint": "front-center sales floor, just north of the entrance threshold",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 9,
            "label": "Central aisle shelving bank left",
            "category": "furniture",
            "position_hint": "middle of sales floor, long north-south shelf run on the west side of central aisles",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 10,
            "label": "Central aisle shelving bank right",
            "category": "furniture",
            "position_hint": "middle of sales floor, long north-south shelf run on the east side of central aisles",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 11,
            "label": "Produce display bins",
            "category": "furniture",
            "position_hint": "front-right/southeast portion of main shopping zone near the display windows",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 12,
            "label": "Refrigerated wall cases",
            "category": "prop",
            "position_hint": "east wall running along the right side of the sales floor",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 13,
            "label": "Freezer cases",
            "category": "prop",
            "position_hint": "north wall across the rear of the sales floor",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 14,
            "label": "Rear staff door",
            "category": "opening",
            "position_hint": "northwest/back wall connecting the rear utility area to staff-only space",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 15,
            "label": "Basket and cart corral",
            "category": "furniture",
            "position_hint": "inside the entrance threshold zone near the south wall",
            "base_layer_decision": "base_persistent_furniture"
          }
        ],
        "transient_markers_to_describe": [],
        "ignored_state_overlay_markers": [],
        "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)"
        ]
      },
      "L14B02": {
        "bg_id": "L14B02",
        "fp_id": "fp_l14_main",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          8,
          9,
          10,
          11,
          12,
          13,
          14,
          15
        ],
        "ignore_numbered_elements": [],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "security office room",
            "category": "area",
            "position_hint": "overall rectangular room envelope",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "staff operation zone",
            "category": "area",
            "position_hint": "north half of room in front of monitor wall and console",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 3,
            "label": "visitor viewing zone",
            "category": "area",
            "position_hint": "south central area facing the console and monitor wall",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 4,
            "label": "entry threshold zone",
            "category": "area",
            "position_hint": "southwest corner around the entry door swing",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 5,
            "label": "equipment service strip",
            "category": "area",
            "position_hint": "northeast side strip beside monitor wall and equipment rack",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 6,
            "label": "main hinged entry door",
            "category": "opening",
            "position_hint": "southwest wall, opening inward into threshold zone",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 7,
            "label": "narrow exterior window",
            "category": "opening",
            "position_hint": "east wall, slightly north of center",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 8,
            "label": "interior glazed viewing panel",
            "category": "opening",
            "position_hint": "south wall or southeast wall facing corridor or adjacent viewing side",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 9,
            "label": "CCTV monitor bank",
            "category": "prop",
            "position_hint": "north wall, centered above console desk",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 10,
            "label": "security console desk",
            "category": "furniture",
            "position_hint": "long desk parallel to north wall below monitor bank",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 11,
            "label": "staff swivel chair",
            "category": "furniture",
            "position_hint": "between console desk and center of room, facing north toward monitors",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 12,
            "label": "visitor viewing chairs",
            "category": "furniture",
            "position_hint": "south central visitor zone, facing north toward console and monitors",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 13,
            "label": "equipment rack cabinet",
            "category": "prop",
            "position_hint": "northeast corner in equipment service strip",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 14,
            "label": "desktop recorder and control unit",
            "category": "prop",
            "position_hint": "on or built into the right side of the security console desk",
            "base_layer_decision": "base_persistent_fixture"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 15,
            "label": "active blue CCTV screen glow",
            "category": "prop",
            "position_hint": "overlay cue associated with monitor bank during CCTV review, not drawn on base floor plan",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "ignored_state_overlay_markers": [],
        "target_unit_marker_numbers": [
          1,
          2,
          3,
          4,
          5
        ],
        "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]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L13B02": {
        "bg_id": "L13B02",
        "fp_id": "fp_l13_police_office",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          8,
          9,
          10,
          11,
          12,
          13,
          14,
          15,
          19
        ],
        "ignore_numbered_elements": [
          16,
          17,
          18
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Shared work zone",
            "category": "area",
            "position_hint": "central and eastern majority of the office, surrounding the main and secondary desk clusters",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "Threshold zone",
            "category": "area",
            "position_hint": "south side of the office immediately inside the corridor entrance",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 3,
            "label": "Service and storage zone",
            "category": "area",
            "position_hint": "west and northwest strip containing copier, filing, and storage furniture",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 4,
            "label": "Corridor entrance door",
            "category": "opening",
            "position_hint": "south wall, slightly west of center, swinging inward into the threshold zone",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 5,
            "label": "Glazed corridor partition window",
            "category": "opening",
            "position_hint": "south wall, to the east of the entrance door, shown as an interior glass window panel",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 6,
            "label": "North exterior window bank",
            "category": "opening",
            "position_hint": "north wall, wide horizontal bank above the work desks",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 7,
            "label": "Main detective desk cluster",
            "category": "furniture",
            "position_hint": "center-right of shared work zone, two rectangular desks pushed together with chair glyphs",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 8,
            "label": "Secondary desk cluster",
            "category": "furniture",
            "position_hint": "center-left of shared work zone, smaller paired desks facing inward",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 9,
            "label": "Wall bulletin board",
            "category": "prop",
            "position_hint": "east wall above or beside the main desk cluster, fixed rectangular board symbol",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 10,
            "label": "Main computer monitor",
            "category": "prop",
            "position_hint": "on number 7, facing the main chair position",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 11,
            "label": "Secondary computer monitor",
            "category": "prop",
            "position_hint": "on number 8, facing the secondary chair position",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 12,
            "label": "Visitor chairs",
            "category": "furniture",
            "position_hint": "south side of shared work zone near the threshold, two simple chair glyphs facing the main desk",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 13,
            "label": "Filing cabinets and shelving",
            "category": "furniture",
            "position_hint": "northwest wall within the service and storage zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 14,
            "label": "Copier and printer station",
            "category": "prop",
            "position_hint": "west wall within the service and storage zone",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 15,
            "label": "Case file side table",
            "category": "furniture",
            "position_hint": "east side near number 9 and number 7, narrow rectangular work surface for folders",
            "base_layer_decision": "base_persistent_furniture"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 19,
            "label": "Night phone-location request cue",
            "category": "prop",
            "position_hint": "active phone or call-request cue on or beside number 7 near number 10; overlay only, not drawn on base floor plan",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 16,
            "label": "Day case photos and forms spread",
            "category": "prop",
            "position_hint": "loose papers and photo sheets spread across number 7 and partly pinned on number 9; overlay only, not drawn on base floor plan",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 17,
            "label": "Day location result on monitor",
            "category": "prop",
            "position_hint": "screen content on number 10; overlay only, not drawn on base floor plan",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 18,
            "label": "Day handwritten memo in progress",
            "category": "prop",
            "position_hint": "small loose note area on number 7 near the main chair; overlay only, not drawn on base floor plan",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "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)"
        ]
      },
      "L13B01": {
        "bg_id": "L13B01",
        "fp_id": "fp_l13_police_office",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          8,
          9,
          10,
          11,
          12,
          13,
          14,
          15,
          16,
          17,
          18
        ],
        "ignore_numbered_elements": [
          19
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "Shared work zone",
            "category": "area",
            "position_hint": "central and eastern majority of the office, surrounding the main and secondary desk clusters",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "Threshold zone",
            "category": "area",
            "position_hint": "south side of the office immediately inside the corridor entrance",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 3,
            "label": "Service and storage zone",
            "category": "area",
            "position_hint": "west and northwest strip containing copier, filing, and storage furniture",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 4,
            "label": "Corridor entrance door",
            "category": "opening",
            "position_hint": "south wall, slightly west of center, swinging inward into the threshold zone",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 5,
            "label": "Glazed corridor partition window",
            "category": "opening",
            "position_hint": "south wall, to the east of the entrance door, shown as an interior glass window panel",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 6,
            "label": "North exterior window bank",
            "category": "opening",
            "position_hint": "north wall, wide horizontal bank above the work desks",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 7,
            "label": "Main detective desk cluster",
            "category": "furniture",
            "position_hint": "center-right of shared work zone, two rectangular desks pushed together with chair glyphs",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 8,
            "label": "Secondary desk cluster",
            "category": "furniture",
            "position_hint": "center-left of shared work zone, smaller paired desks facing inward",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 9,
            "label": "Wall bulletin board",
            "category": "prop",
            "position_hint": "east wall above or beside the main desk cluster, fixed rectangular board symbol",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 10,
            "label": "Main computer monitor",
            "category": "prop",
            "position_hint": "on number 7, facing the main chair position",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 11,
            "label": "Secondary computer monitor",
            "category": "prop",
            "position_hint": "on number 8, facing the secondary chair position",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 12,
            "label": "Visitor chairs",
            "category": "furniture",
            "position_hint": "south side of shared work zone near the threshold, two simple chair glyphs facing the main desk",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 13,
            "label": "Filing cabinets and shelving",
            "category": "furniture",
            "position_hint": "northwest wall within the service and storage zone",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 14,
            "label": "Copier and printer station",
            "category": "prop",
            "position_hint": "west wall within the service and storage zone",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 15,
            "label": "Case file side table",
            "category": "furniture",
            "position_hint": "east side near number 9 and number 7, narrow rectangular work surface for folders",
            "base_layer_decision": "base_persistent_furniture"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 16,
            "label": "Day case photos and forms spread",
            "category": "prop",
            "position_hint": "loose papers and photo sheets spread across number 7 and partly pinned on number 9; overlay only, not drawn on base floor plan",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 17,
            "label": "Day location result on monitor",
            "category": "prop",
            "position_hint": "screen content on number 10; overlay only, not drawn on base floor plan",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 18,
            "label": "Day handwritten memo in progress",
            "category": "prop",
            "position_hint": "small loose note area on number 7 near the main chair; overlay only, not drawn on base floor plan",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 19,
            "label": "Night phone-location request cue",
            "category": "prop",
            "position_hint": "active phone or call-request cue on or beside number 7 near number 10; overlay only, not drawn on base floor plan",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "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)"
        ]
      },
      "L19B01": {
        "bg_id": "L19B01",
        "fp_id": "fp_l19_deck",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          8,
          9,
          10,
          11,
          12,
          13,
          14
        ],
        "ignore_numbered_elements": [],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "main open working deck",
            "category": "area",
            "position_hint": "central and aft deck area, between wheelhouse and stern gate",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "wheelhouse and helm access area",
            "category": "area",
            "position_hint": "forward north end of the deck, compact rectangular cabin/helm access zone",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 3,
            "label": "exterior sea buffer",
            "category": "area",
            "position_hint": "around the outside of the hull outline on all sides",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 4,
            "label": "port guard rail",
            "category": "prop",
            "position_hint": "left/west gunwale edge of the open deck",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 5,
            "label": "starboard guard rail",
            "category": "prop",
            "position_hint": "right/east gunwale edge of the open deck",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 6,
            "label": "stern transom gate opening",
            "category": "opening",
            "position_hint": "south stern edge, centered or slightly offset in the rear rail",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 7,
            "label": "sliding wheelhouse door",
            "category": "opening",
            "position_hint": "aft face of the forward wheelhouse, opening from deck into helm access",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 8,
            "label": "wheelhouse windows",
            "category": "opening",
            "position_hint": "front and side walls of the forward wheelhouse, shown as double-line window symbols",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 9,
            "label": "flush deck hatch or storage locker",
            "category": "prop",
            "position_hint": "aft-central deck floor, low rectangular hatch symbol",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 10,
            "label": "fixed low work table",
            "category": "furniture",
            "position_hint": "central open deck, practical exchange/work surface",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 11,
            "label": "mooring cleat pair",
            "category": "prop",
            "position_hint": "near port and starboard aft deck edges, represented as one numbered fixture group",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 12,
            "label": "helm console",
            "category": "prop",
            "position_hint": "inside forward wheelhouse access area, near the north wall",
            "base_layer_decision": "base_persistent_fixture"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 13,
            "label": "unfolded nautical map",
            "category": "prop",
            "position_hint": "temporary object at the central exchange point on or near number 10",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 14,
            "label": "small photo print",
            "category": "prop",
            "position_hint": "temporary object at the central exchange point beside number 13",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "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)"
        ]
      },
      "L20B05": {
        "bg_id": "L20B05",
        "fp_id": "fp_l20_wheelhouse",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          8,
          9,
          10,
          11,
          12,
          13,
          14
        ],
        "ignore_numbered_elements": [
          15,
          16,
          17,
          18
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "enclosed wheelhouse cabin",
            "category": "area",
            "position_hint": "compact rectangular cabin footprint centered in the plan",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "helm control console",
            "category": "prop",
            "position_hint": "front center below the forward windshield",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 3,
            "label": "steering wheel and throttle cluster",
            "category": "prop",
            "position_hint": "mounted on the aft face of the helm console",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 4,
            "label": "forward windshield band",
            "category": "opening",
            "position_hint": "north wall across the front of the wheelhouse",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 5,
            "label": "port side sliding window",
            "category": "opening",
            "position_hint": "west wall, forward half of the cabin",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 6,
            "label": "starboard side sliding window",
            "category": "opening",
            "position_hint": "east wall, forward half of the cabin",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 7,
            "label": "aft entry sliding door",
            "category": "opening",
            "position_hint": "south wall, slightly offset from center",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 8,
            "label": "cramped central standing aisle",
            "category": "area",
            "position_hint": "middle of the wheelhouse between the aft entry and helm console",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 9,
            "label": "aft threshold zone",
            "category": "area",
            "position_hint": "inside the south wall immediately in front of the aft entry door",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 10,
            "label": "narrow side bench storage box",
            "category": "furniture",
            "position_hint": "west side of the cabin near the aft half",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 11,
            "label": "built-in radio and navigation shelf",
            "category": "prop",
            "position_hint": "starboard side of the helm console and dashboard area",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 12,
            "label": "chart and dashboard ledge",
            "category": "prop",
            "position_hint": "directly below the forward windshield along the north interior wall",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 13,
            "label": "exterior deck margin",
            "category": "area",
            "position_hint": "thin utility deck border surrounding the enclosed wheelhouse footprint",
            "base_layer_decision": "base_structural_unit"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 14,
            "label": "struggle over helm position",
            "category": "prop",
            "position_hint": "front central standing space around the steering controls",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 15,
            "label": "held old photo",
            "category": "prop",
            "position_hint": "raised in the central standing aisle near the helm console",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 16,
            "label": "pressed point on photo image",
            "category": "prop",
            "position_hint": "on the surface of the held old photo in the evidence moment",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 17,
            "label": "subjective red circle vision",
            "category": "prop",
            "position_hint": "aligned with the forward windshield sightline above the helm console",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 18,
            "label": "unconscious lean position",
            "category": "prop",
            "position_hint": "cramped central aisle between the helm console and aft threshold",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          8,
          9,
          13
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 8, 9, 13]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L20B04": {
        "bg_id": "L20B04",
        "fp_id": "fp_l20_wheelhouse",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          8,
          9,
          10,
          11,
          12,
          13,
          15,
          16
        ],
        "ignore_numbered_elements": [
          14,
          17,
          18
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "enclosed wheelhouse cabin",
            "category": "area",
            "position_hint": "compact rectangular cabin footprint centered in the plan",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "helm control console",
            "category": "prop",
            "position_hint": "front center below the forward windshield",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 3,
            "label": "steering wheel and throttle cluster",
            "category": "prop",
            "position_hint": "mounted on the aft face of the helm console",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 4,
            "label": "forward windshield band",
            "category": "opening",
            "position_hint": "north wall across the front of the wheelhouse",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 5,
            "label": "port side sliding window",
            "category": "opening",
            "position_hint": "west wall, forward half of the cabin",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 6,
            "label": "starboard side sliding window",
            "category": "opening",
            "position_hint": "east wall, forward half of the cabin",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 7,
            "label": "aft entry sliding door",
            "category": "opening",
            "position_hint": "south wall, slightly offset from center",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 8,
            "label": "cramped central standing aisle",
            "category": "area",
            "position_hint": "middle of the wheelhouse between the aft entry and helm console",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 9,
            "label": "aft threshold zone",
            "category": "area",
            "position_hint": "inside the south wall immediately in front of the aft entry door",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 10,
            "label": "narrow side bench storage box",
            "category": "furniture",
            "position_hint": "west side of the cabin near the aft half",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 11,
            "label": "built-in radio and navigation shelf",
            "category": "prop",
            "position_hint": "starboard side of the helm console and dashboard area",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 12,
            "label": "chart and dashboard ledge",
            "category": "prop",
            "position_hint": "directly below the forward windshield along the north interior wall",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 13,
            "label": "exterior deck margin",
            "category": "area",
            "position_hint": "thin utility deck border surrounding the enclosed wheelhouse footprint",
            "base_layer_decision": "base_structural_unit"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 15,
            "label": "held old photo",
            "category": "prop",
            "position_hint": "raised in the central standing aisle near the helm console",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 16,
            "label": "pressed point on photo image",
            "category": "prop",
            "position_hint": "on the surface of the held old photo in the evidence moment",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 14,
            "label": "struggle over helm position",
            "category": "prop",
            "position_hint": "front central standing space around the steering controls",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 17,
            "label": "subjective red circle vision",
            "category": "prop",
            "position_hint": "aligned with the forward windshield sightline above the helm console",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 18,
            "label": "unconscious lean position",
            "category": "prop",
            "position_hint": "cramped central aisle between the helm console and aft threshold",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          8,
          9,
          13
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 8, 9, 13]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      },
      "L20B06": {
        "bg_id": "L20B06",
        "fp_id": "fp_l20_wheelhouse",
        "use_numbered_elements": [
          1,
          2,
          3,
          4,
          5,
          6,
          7,
          8,
          9,
          10,
          11,
          12,
          13,
          17,
          18
        ],
        "ignore_numbered_elements": [
          14,
          15,
          16
        ],
        "base_markers_to_reference": [
          {
            "number": 1,
            "label": "enclosed wheelhouse cabin",
            "category": "area",
            "position_hint": "compact rectangular cabin footprint centered in the plan",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 2,
            "label": "helm control console",
            "category": "prop",
            "position_hint": "front center below the forward windshield",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 3,
            "label": "steering wheel and throttle cluster",
            "category": "prop",
            "position_hint": "mounted on the aft face of the helm console",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 4,
            "label": "forward windshield band",
            "category": "opening",
            "position_hint": "north wall across the front of the wheelhouse",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 5,
            "label": "port side sliding window",
            "category": "opening",
            "position_hint": "west wall, forward half of the cabin",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 6,
            "label": "starboard side sliding window",
            "category": "opening",
            "position_hint": "east wall, forward half of the cabin",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 7,
            "label": "aft entry sliding door",
            "category": "opening",
            "position_hint": "south wall, slightly offset from center",
            "base_layer_decision": "base_opening"
          },
          {
            "number": 8,
            "label": "cramped central standing aisle",
            "category": "area",
            "position_hint": "middle of the wheelhouse between the aft entry and helm console",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 9,
            "label": "aft threshold zone",
            "category": "area",
            "position_hint": "inside the south wall immediately in front of the aft entry door",
            "base_layer_decision": "base_structural_unit"
          },
          {
            "number": 10,
            "label": "narrow side bench storage box",
            "category": "furniture",
            "position_hint": "west side of the cabin near the aft half",
            "base_layer_decision": "base_persistent_furniture"
          },
          {
            "number": 11,
            "label": "built-in radio and navigation shelf",
            "category": "prop",
            "position_hint": "starboard side of the helm console and dashboard area",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 12,
            "label": "chart and dashboard ledge",
            "category": "prop",
            "position_hint": "directly below the forward windshield along the north interior wall",
            "base_layer_decision": "base_persistent_fixture"
          },
          {
            "number": 13,
            "label": "exterior deck margin",
            "category": "area",
            "position_hint": "thin utility deck border surrounding the enclosed wheelhouse footprint",
            "base_layer_decision": "base_structural_unit"
          }
        ],
        "transient_markers_to_describe": [
          {
            "number": 17,
            "label": "subjective red circle vision",
            "category": "prop",
            "position_hint": "aligned with the forward windshield sightline above the helm console",
            "base_layer_decision": "state_overlay_plot_cue"
          },
          {
            "number": 18,
            "label": "unconscious lean position",
            "category": "prop",
            "position_hint": "cramped central aisle between the helm console and aft threshold",
            "base_layer_decision": "state_overlay_transient_object"
          }
        ],
        "ignored_state_overlay_markers": [
          {
            "number": 14,
            "label": "struggle over helm position",
            "category": "prop",
            "position_hint": "front central standing space around the steering controls",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 15,
            "label": "held old photo",
            "category": "prop",
            "position_hint": "raised in the central standing aisle near the helm console",
            "base_layer_decision": "state_overlay_transient_object"
          },
          {
            "number": 16,
            "label": "pressed point on photo image",
            "category": "prop",
            "position_hint": "on the surface of the held old photo in the evidence moment",
            "base_layer_decision": "state_overlay_plot_cue"
          }
        ],
        "target_unit_marker_numbers": [
          1,
          8,
          9,
          13
        ],
        "dominant_target_unit_marker_number": null,
        "clean_background_expected": false,
        "diagnostics": [
          "multiple base_structural_unit markers in use_numbered_elements ([1, 8, 9, 13]); dominant_target_unit_marker_number left empty (W19B-1 lock — no lexical disambiguation)"
        ]
      }
    }
  },
  "step_id": "floor_plan_overlay_payload",
  "run_id": "fb1c507c-f9d3-4ead-ad26-8e21910fe91a",
  "resolved_model": "gpt",
  "updated_at": "2026-05-28T18:45:23.929900+00:00",
  "project_config_snapshot": {}
}