{
  "instructions": [
    {
      "id": 1,
      "operation_scope": "local",
      "operation": "change_color",
      "target": "object_id=obj_001; name=refrigerator; cues=silver stainless steel finish|vertical handle on the door; temporal_presence=1.00; center_proximity=0.95",
      "instruction": "Change the refrigerator's color to brushed gold.",
      "rationale_cn": "对象唯一且稳定，颜色变更明确可观察。",
      "semantic_group": 1,
      "variant_id": 1
    },
    {
      "id": 2,
      "operation_scope": "local",
      "operation": "change_color",
      "target": "object_id=obj_001; name=refrigerator; cues=silver stainless steel finish|vertical handle on the door; temporal_presence=1.00; center_proximity=0.95",
      "instruction": "Recolor the refrigerator using a warm muted palette while preserving texture details.",
      "rationale_cn": "对象唯一且稳定，颜色变更明确可观察。",
      "semantic_group": 1,
      "variant_id": 2
    },
    {
      "id": 3,
      "operation_scope": "local",
      "operation": "change_color",
      "target": "object_id=obj_001; name=refrigerator; cues=silver stainless steel finish|vertical handle on the door; temporal_presence=1.00; center_proximity=0.95",
      "instruction": "Recolor the refrigerator to matte black.",
      "rationale_cn": "对象唯一且稳定，颜色变更明确可观察。",
      "semantic_group": 1,
      "variant_id": 3
    },
    {
      "id": 4,
      "operation_scope": "local",
      "operation": "change_texture",
      "target": "object_id=obj_001; name=refrigerator; cues=silver stainless steel finish|vertical handle on the door; temporal_presence=1.00; center_proximity=0.95",
      "instruction": "Replace the refrigerator's surface with polished marble, maintaining the silver stainless steel finish and vertical handle.",
      "rationale_cn": "对象唯一且稳定，材质变更明确可观察。",
      "semantic_group": 2,
      "variant_id": 1
    },
    {
      "id": 5,
      "operation_scope": "local",
      "operation": "change_texture",
      "target": "object_id=obj_001; name=refrigerator; cues=silver stainless steel finish|vertical handle on the door; temporal_presence=1.00; center_proximity=0.95",
      "instruction": "Change the refrigerator's surface to glossy ceramic, ensuring a smooth, reflective finish with no visible texture imperfections.",
      "rationale_cn": "对象唯一且稳定，材质变更明确可观察。",
      "semantic_group": 2,
      "variant_id": 2
    },
    {
      "id": 6,
      "operation_scope": "local",
      "operation": "change_texture",
      "target": "object_id=obj_001; name=refrigerator; cues=silver stainless steel finish|vertical handle on the door; temporal_presence=1.00; center_proximity=0.95",
      "instruction": "Swap the refrigerator's material to textured concrete.",
      "rationale_cn": "对象唯一且稳定，材质变更明确可观察。",
      "semantic_group": 2,
      "variant_id": 3
    },
    {
      "id": 7,
      "operation_scope": "local",
      "operation": "change_material",
      "target": "object_id=obj_001; name=refrigerator; cues=silver stainless steel finish|vertical handle on the door; temporal_presence=1.00; center_proximity=0.95",
      "instruction": "Apply a brushed metal texture to the refrigerator.",
      "rationale_cn": "对象唯一且稳定，纹理变更明确可观察。",
      "semantic_group": 3,
      "variant_id": 1
    },
    {
      "id": 8,
      "operation_scope": "local",
      "operation": "change_material",
      "target": "object_id=obj_001; name=refrigerator; cues=silver stainless steel finish|vertical handle on the door; temporal_presence=1.00; center_proximity=0.95",
      "instruction": "Transform the refrigerator material into matte stone with realistic surface response.",
      "rationale_cn": "对象唯一且稳定，纹理变更明确可观察。",
      "semantic_group": 3,
      "variant_id": 2
    },
    {
      "id": 9,
      "operation_scope": "local",
      "operation": "change_material",
      "target": "object_id=obj_001; name=refrigerator; cues=silver stainless steel finish|vertical handle on the door; temporal_presence=1.00; center_proximity=0.95",
      "instruction": "Replace the refrigerator's texture with a wood grain pattern.",
      "rationale_cn": "对象唯一且稳定，纹理变更明确可观察。",
      "semantic_group": 3,
      "variant_id": 3
    },
    {
      "id": 10,
      "operation_scope": "global",
      "operation": "change_background",
      "target": "scene_region=<global>; theme=<overall style and atmosphere>",
      "instruction": "Replace the background with a minimalist white kitchen.",
      "rationale_cn": "全局背景变更，无对象指代，语义清晰。",
      "semantic_group": 4,
      "variant_id": 1
    },
    {
      "id": 11,
      "operation_scope": "global",
      "operation": "change_background",
      "target": "scene_region=<global>; theme=<overall style and atmosphere>",
      "instruction": "Replace the background with a sleek black and white kitchen, ensuring the entire scene reflects this style and atmosphere.",
      "rationale_cn": "全局背景变更，无对象指代，语义清晰。",
      "semantic_group": 4,
      "variant_id": 2
    },
    {
      "id": 12,
      "operation_scope": "global",
      "operation": "change_background",
      "target": "scene_region=<global>; theme=<overall style and atmosphere>",
      "instruction": "Swap the background to a warm wooden kitchen interior.",
      "rationale_cn": "全局背景变更，无对象指代，语义清晰。",
      "semantic_group": 4,
      "variant_id": 3
    }
  ]
}