{
  "schemaVersion": 1,
  "artifactType": "original-task-practice-definition",
  "taskId": "iris-aperture-linked-blades",
  "family": "B",
  "evidenceClass": "method-not-independently-tested",
  "createdAt": "2026-10-21T18:04:34.540Z",
  "modelId": "MiniMax-H3",
  "mode": "image-to-video",
  "title": {
    "en": "MiniMax H3 iris prompt: shrink the opening with the same overlapping blades",
    "zh": "MiniMax H3 虹膜开孔提示词：用原来的重叠叶片缩小开口"
  },
  "task": {
    "en": "Make the edge of an opening change because its rigid overlapping parts move. This is a mechanical-style shape relationship, rather than dimming a circular area or pulling a flexible bag closed.",
    "zh": "让开口变小的原因来自刚性部件边缘的移动，不把圆形区域变暗或柔软袋口收紧当成同一种效果。"
  },
  "input": {
    "file": "first-frame.png",
    "designSource": "first-frame.svg",
    "role": "first-frame",
    "kind": "synthetic-original-geometric-practice-input",
    "width": 1024,
    "height": 1024,
    "modelOutput": false
  },
  "interface": {
    "variant": "base",
    "addEndFrameEnabled": true,
    "firstFrame": "first-frame.png",
    "lastFrame": null,
    "fastCompatible": false,
    "automaticSubmission": false
  },
  "constraints": {
    "en": "Keep the outer housing and the opening center as fixed references. Trace the visible seams between blades and the smaller inner boundary. Do not use overall brightness as a substitute for observing which solid edges move.",
    "zh": "外圈与开口中心作为固定参照，逐一辨认叶片接缝和较小的内边界。不要用整体亮度变化代替对固体边缘的观察。"
  },
  "acceptance": {
    "en": [
      "The outer ring stays the same size and position, and the opening remains centered.",
      "The same six blade regions remain traceable with coherent overlaps.",
      "A smaller hole results from moving blade edges, not an appearing disk, a fade or a warped housing.",
      "The ending leaves a visible opening and does not introduce a reopen/reset cycle."
    ],
    "zh": [
      "外环位置与尺度不变，开口中心稳定。",
      "六个原叶片区域仍可辨认，重叠关系连贯。",
      "小孔来自叶片边缘移动，不是新圆盘、淡出或外壳变形。",
      "结尾仍有可见开口，没有自动重开或复位循环。"
    ]
  },
  "ending": {
    "en": "Six original overlapping blades hold a smaller still-visible opening in the same fixed circular housing.",
    "zh": "原来的六片叶片在同一固定外壳内，停在开口更小但仍可见的位置。"
  },
  "limits": {
    "en": "This is an untested illustrated motion brief. It does not set an f-number, certify an actual aperture mechanism, simulate exposure or prove optical performance.",
    "zh": "这是尚未独立测试的插画动作草稿，不设定光圈数值，不验证真实机构、曝光仿真或光学性能。"
  },
  "distinctTaskBoundary": {
    "en": "The drawstring task gathers a flexible rim using two cord ends. The hinged-lid task rotates one panel. Here several rigid overlapping blade edges jointly define a changing opening inside a fixed frame.",
    "zh": "抽绳题用两端拉动柔软边缘，盒盖题旋转一片面板；本题由多片刚性重叠内缘共同决定固定框内的开口。"
  },
  "nearestExistingTemplatePaths": [
    "/templates/drawstring-gather-opening",
    "/templates/hinged-box-lid-with-fixed-base",
    "/templates/paired-gears-opposite-rotation"
  ],
  "demandClass": "dated-broad-parent-intent-and-product-operation-findability; exact-task-demand-unmeasured",
  "execution": {
    "modelRun": false,
    "outputAsset": null,
    "providerSuccessClaim": false
  }
}