{"assignments":[{"shot_label":"S05_Shot1","type":"background","bg_id":"BG_1","reason":"Morning kitchen-side state matches the sink/TV area with faint steam and orderly lived-in setup."},{"shot_label":"S05_Shot2","type":"prev_shot","ref_shot":"S05_Shot1","reason":"Same morning kitchen-entry composition and background state; only character pose/emphasis changes."},{"shot_label":"S12_Shot1","type":"background","bg_id":"BG_2","reason":"Night bedroom reveal with blood pooled on floor, footprints, stained bed, and closed curtain matches exactly."},{"shot_label":"S12_Shot2","type":"prev_shot","ref_shot":"S12_Shot1","reason":"Same bloodstained bedroom environment immediately continued, with curtain opened to reveal the body."},{"shot_label":"S12_Shot3","type":"prev_shot","ref_shot":"S12_Shot2","reason":"Background remains the same night bloodstained bedroom with bed, curtain, blood, and red wall mark; only character staging changes."},{"shot_label":"S14_Shot1","type":"background","bg_id":"BG_3","reason":"Spotless reset bedroom in cool daylight matches the cleaned, neat, blood-free room."},{"shot_label":"S14_Shot2","type":"background","bg_id":"BASE","reason":"Tidy full apartment living/dining area in neutral daylight fits the small table scene better than bedroom-only variants."},{"shot_label":"S18_Shot1","type":"prev_shot","ref_shot":"S14_Shot1","reason":"Same clean bedroom state near the window/curtain, with no major background change beyond character action."},{"shot_label":"S18_Shot2","type":"background","bg_id":"BASE","reason":"Bathroom is not covered by any prior shot background state; BASE is the closest neutral apartment reference rather than reusing a room shot."},{"shot_label":"S18_Shot3","type":"background","bg_id":"BASE","reason":"Night living-dining action has no exact variant available; neutral full apartment layout is the closest base reference."},{"shot_label":"S25_Shot1","type":"background","bg_id":"BG_4","reason":"Dusk wrecked full apartment with open window, overturned furniture, rumpled bed, and red circle matches directly."},{"shot_label":"S25_Shot2","type":"prev_shot","ref_shot":"S25_Shot1","reason":"Same wrecked dusk apartment and wall mark continue, with only tighter character focus."},{"shot_label":"S25_Shot3","type":"prev_shot","ref_shot":"S25_Shot1","reason":"Same wrecked dusk apartment by the doorway/open window persists as C01O01 exits."},{"shot_label":"S27_Shot1","type":"prev_shot","ref_shot":"S25_Shot3","reason":"The dim living area at dusk appears to remain the same apartment state after the wrecked-room sequence, with new characters occupying it."}]}