{
  "schema_version": 1,
  "concept_key": "ball",
  "format": "landscape_16_9",
  "default_duration_seconds": 8,
  "videos": [
    {
      "video_key": "ball_context_01",
      "purpose": "model",
      "duration_seconds": 8,
      "reference_image": {
        "asset_key": "ball_isolated_01",
        "filename": "../images/ball_isolated_01.png",
        "usage": "semantic_and_composition_reference"
      },
      "narrative_intent": "A 5-8 second slow reveal and natural interaction with ball, keeping the target in frame.",
      "setup": {
        "setting": "plain neutral background",
        "depiction": "single blue rubber play ball",
        "people": "none",
        "continuity_lock": [
          "participant identity",
          "clothing",
          "target instance",
          "background layout",
          "lighting direction"
        ]
      },
      "story_beats": [
        {
          "timecode": "0.0-1.5",
          "story_beat": "Begin with the target partly occluded or resting naturally while its context is visible."
        },
        {
          "timecode": "1.5-5.5",
          "story_beat": "Reveal or interact with the target slowly and naturally: single blue rubber play ball. Keep the whole target readable."
        },
        {
          "timecode": "5.5-8.0",
          "story_beat": "Hold the target fully visible for recognition and optional pause-frame use."
        }
      ],
      "shot_list": [
        {
          "shot": 1,
          "framing": "wide or medium establishing shot",
          "movement": "locked-off or very slow push-in",
          "focus": "context plus target",
          "duration_seconds": 2
        },
        {
          "shot": 2,
          "framing": "medium close shot",
          "movement": "locked-off",
          "focus": "target, actor hands and relevant reference object",
          "duration_seconds": 4
        },
        {
          "shot": 3,
          "framing": "close result or response shot",
          "movement": "locked-off",
          "focus": "unambiguous completed meaning",
          "duration_seconds": 2
        }
      ],
      "generation_prompt": "Create one 8-second landscape 16:9 realistic clinical-educational video for the language-independent concept 'Ball' (key ball), purpose model. Use the approved reference image ball_isolated_01.png for semantic content and visual continuity, not for identity preservation. Scene: single blue rubber play ball in plain neutral background; participants: none. Begin with a stable establishing view, show one slow natural target action or reveal, then hold the completed meaning for at least two seconds. Keep the target continuously visible, anatomically and physically plausible, safely framed and naturally lit. Use at most one simple camera cut; no fast zoom, montage or dramatic acting. Language-neutral: no necessary speech and no embedded writing. Preserve culturally respectful, disability-inclusive representation.",
      "negative_constraints": [
        "no captions, labels, readable text, letters, numbers, logos, brands or watermark",
        "no jump cuts, time lapse, fast camera movement, flicker, strobe, looping discontinuity or motion smear",
        "no extra fingers, fused limbs, changing identity, changing clothing, morphing objects or disappearing props",
        "no unsafe, frightening, coercive, humiliating or medically distressing behavior",
        "no target hidden by hands, crop, foreground objects or shallow focus at the teaching moment",
        "no music as a meaning cue and no speech required to understand the concept"
      ],
      "audio_plan": {
        "production_audio": "quiet natural room tone only",
        "speech": "none required",
        "music": "none",
        "localized_voiceover": "optional separate approved track"
      },
      "accessibility": {
        "captions": "required if any speech is added",
        "audio_description": "author from narrative_intent after picture lock",
        "photosensitivity": "no flashes or rapid cuts",
        "silent_comprehension": "required"
      },
      "safety_and_semantics": [
        "Use safe everyday contexts, respectful representation and culturally familiar alternatives; avoid stereotypes and coercion.",
        "Localize from semantic intent rather than translating the English label literally.",
        "Clinical and native-language/cultural review are required before approval."
      ],
      "review_gates": [
        "technical continuity",
        "target clarity",
        "SLP review",
        "accessibility review",
        "cultural review",
        "rights and releases"
      ],
      "status": "prompt_ready_review_required"
    },
    {
      "video_key": "ball_context_02",
      "purpose": "functional_context",
      "duration_seconds": 8,
      "reference_image": {
        "asset_key": "ball_natural_context_01",
        "filename": "../images/ball_natural_context_01.png",
        "usage": "semantic_and_composition_reference"
      },
      "narrative_intent": "A 6-10 second functional everyday use of ball by a person, without unnecessary spoken language.",
      "setup": {
        "setting": "playroom floor",
        "depiction": "blue rubber ball",
        "people": "none",
        "continuity_lock": [
          "participant identity",
          "clothing",
          "target instance",
          "background layout",
          "lighting direction"
        ]
      },
      "story_beats": [
        {
          "timecode": "0.0-1.5",
          "story_beat": "Begin with the target partly occluded or resting naturally while its context is visible."
        },
        {
          "timecode": "1.5-5.5",
          "story_beat": "Reveal or interact with the target slowly and naturally: blue rubber ball. Keep the whole target readable."
        },
        {
          "timecode": "5.5-8.0",
          "story_beat": "Hold the target fully visible for recognition and optional pause-frame use."
        }
      ],
      "shot_list": [
        {
          "shot": 1,
          "framing": "wide or medium establishing shot",
          "movement": "locked-off or very slow push-in",
          "focus": "context plus target",
          "duration_seconds": 2
        },
        {
          "shot": 2,
          "framing": "medium close shot",
          "movement": "locked-off",
          "focus": "target, actor hands and relevant reference object",
          "duration_seconds": 4
        },
        {
          "shot": 3,
          "framing": "close result or response shot",
          "movement": "locked-off",
          "focus": "unambiguous completed meaning",
          "duration_seconds": 2
        }
      ],
      "generation_prompt": "Create one 8-second landscape 16:9 realistic clinical-educational video for the language-independent concept 'Ball' (key ball), purpose functional_context. Use the approved reference image ball_natural_context_01.png for semantic content and visual continuity, not for identity preservation. Scene: blue rubber ball in playroom floor; participants: none. Begin with a stable establishing view, show one slow natural target action or reveal, then hold the completed meaning for at least two seconds. Keep the target continuously visible, anatomically and physically plausible, safely framed and naturally lit. Use at most one simple camera cut; no fast zoom, montage or dramatic acting. Language-neutral: no necessary speech and no embedded writing. Preserve culturally respectful, disability-inclusive representation.",
      "negative_constraints": [
        "no captions, labels, readable text, letters, numbers, logos, brands or watermark",
        "no jump cuts, time lapse, fast camera movement, flicker, strobe, looping discontinuity or motion smear",
        "no extra fingers, fused limbs, changing identity, changing clothing, morphing objects or disappearing props",
        "no unsafe, frightening, coercive, humiliating or medically distressing behavior",
        "no target hidden by hands, crop, foreground objects or shallow focus at the teaching moment",
        "no music as a meaning cue and no speech required to understand the concept"
      ],
      "audio_plan": {
        "production_audio": "quiet natural room tone only",
        "speech": "none required",
        "music": "none",
        "localized_voiceover": "optional separate approved track"
      },
      "accessibility": {
        "captions": "required if any speech is added",
        "audio_description": "author from narrative_intent after picture lock",
        "photosensitivity": "no flashes or rapid cuts",
        "silent_comprehension": "required"
      },
      "safety_and_semantics": [
        "Use safe everyday contexts, respectful representation and culturally familiar alternatives; avoid stereotypes and coercion.",
        "Localize from semantic intent rather than translating the English label literally.",
        "Clinical and native-language/cultural review are required before approval."
      ],
      "review_gates": [
        "technical continuity",
        "target clarity",
        "SLP review",
        "accessibility review",
        "cultural review",
        "rights and releases"
      ],
      "status": "prompt_ready_review_required"
    },
    {
      "video_key": "ball_context_03",
      "purpose": "generalisation",
      "duration_seconds": 8,
      "reference_image": {
        "asset_key": "ball_unfamiliar_01",
        "filename": "../images/ball_unfamiliar_01.png",
        "usage": "semantic_and_composition_reference"
      },
      "narrative_intent": "A 6-10 second novel setting or instance of ball for generalisation.",
      "setup": {
        "setting": "plain cool gray background",
        "depiction": "single tennis ball",
        "people": "none",
        "continuity_lock": [
          "participant identity",
          "clothing",
          "target instance",
          "background layout",
          "lighting direction"
        ]
      },
      "story_beats": [
        {
          "timecode": "0.0-1.5",
          "story_beat": "Begin with the target partly occluded or resting naturally while its context is visible."
        },
        {
          "timecode": "1.5-5.5",
          "story_beat": "Reveal or interact with the target slowly and naturally: single tennis ball. Keep the whole target readable."
        },
        {
          "timecode": "5.5-8.0",
          "story_beat": "Hold the target fully visible for recognition and optional pause-frame use."
        }
      ],
      "shot_list": [
        {
          "shot": 1,
          "framing": "wide or medium establishing shot",
          "movement": "locked-off or very slow push-in",
          "focus": "context plus target",
          "duration_seconds": 2
        },
        {
          "shot": 2,
          "framing": "medium close shot",
          "movement": "locked-off",
          "focus": "target, actor hands and relevant reference object",
          "duration_seconds": 4
        },
        {
          "shot": 3,
          "framing": "close result or response shot",
          "movement": "locked-off",
          "focus": "unambiguous completed meaning",
          "duration_seconds": 2
        }
      ],
      "generation_prompt": "Create one 8-second landscape 16:9 realistic clinical-educational video for the language-independent concept 'Ball' (key ball), purpose generalisation. Use the approved reference image ball_unfamiliar_01.png for semantic content and visual continuity, not for identity preservation. Scene: single tennis ball in plain cool gray background; participants: none. Begin with a stable establishing view, show one slow natural target action or reveal, then hold the completed meaning for at least two seconds. Keep the target continuously visible, anatomically and physically plausible, safely framed and naturally lit. Use at most one simple camera cut; no fast zoom, montage or dramatic acting. Language-neutral: no necessary speech and no embedded writing. Preserve culturally respectful, disability-inclusive representation.",
      "negative_constraints": [
        "no captions, labels, readable text, letters, numbers, logos, brands or watermark",
        "no jump cuts, time lapse, fast camera movement, flicker, strobe, looping discontinuity or motion smear",
        "no extra fingers, fused limbs, changing identity, changing clothing, morphing objects or disappearing props",
        "no unsafe, frightening, coercive, humiliating or medically distressing behavior",
        "no target hidden by hands, crop, foreground objects or shallow focus at the teaching moment",
        "no music as a meaning cue and no speech required to understand the concept"
      ],
      "audio_plan": {
        "production_audio": "quiet natural room tone only",
        "speech": "none required",
        "music": "none",
        "localized_voiceover": "optional separate approved track"
      },
      "accessibility": {
        "captions": "required if any speech is added",
        "audio_description": "author from narrative_intent after picture lock",
        "photosensitivity": "no flashes or rapid cuts",
        "silent_comprehension": "required"
      },
      "safety_and_semantics": [
        "Use safe everyday contexts, respectful representation and culturally familiar alternatives; avoid stereotypes and coercion.",
        "Localize from semantic intent rather than translating the English label literally.",
        "Clinical and native-language/cultural review are required before approval."
      ],
      "review_gates": [
        "technical continuity",
        "target clarity",
        "SLP review",
        "accessibility review",
        "cultural review",
        "rights and releases"
      ],
      "status": "prompt_ready_review_required"
    }
  ]
}