FACS Expression Portrait Matrix

{
  "objective": "Create a 3x3 portrait collage inspired by expressive fashion photography, using FACS (Facial Action Coding System) to define each facial expression. The subject is an [subject], captured in candid smartphone-style colored photography",
  "aspect_ratio": "1:1",
  "composition": {
    "layout": "3x3 grid (9 equal portraits)",
    "framing": "tight head-and-shoulders portraits",
    "style": "clean grid with minimal spacing, similar framing across all panels",
    "consistency": "same subject, same lighting, slight variation in pose and angle"
  },
  "subject": {
    "person": "adult woman",
    "appearance": {
      "hair": "natural red hair, slightly wet or textured",
      "eyes": "green eyes, highly expressive",
      "beauty": "extreme beauty, sharp yet soft features",
      "skin": "natural texture, not over-smoothed"
    },
    "outfit": {
      "top": "[outfit]", 
      "style": "minimal, clean"
    }
  },
  "facs_expressions": [
    {
      "panel": 1,
      "action_units": ["AU4 (brow lowerer)", "AU9 (nose wrinkler)", "AU10 (upper lip raiser)"],
      "description": "slight snarl expression"
    },
    {
      "panel": 2,
      "action_units": ["AU25 (lips part)", "AU26 (jaw drop)", "AU19 (tongue show)"],
      "description": "playful tongue out"
    },
    {
      "panel": 3,
      "action_units": ["AU1 (inner brow raiser)", "AU2 (outer brow raiser)", "AU24 (lip pressor)"],
      "description": "soft serious look with hands together"
    },
    {
      "panel": 4,
      "action_units": ["AU5 (upper lid raiser)", "AU25 (lips part)"],
      "description": "relaxed upward gaze with hands in hair"
    },
    {
      "panel": 5,
      "action_units": ["AU12 (lip corner puller)", "AU6 (cheek raiser)"],
      "description": "subtle natural smile"
    },
    {
      "panel": 6,
      "action_units": ["AU4 (brow lowerer)", "AU10 (upper lip raiser)", "AU25 (lips part)"],
      "description": "intense biting lip expression"
    },
    {
      "panel": 7,
      "action_units": ["AU18 (lip pucker)", "AU22 (lip funneler)"],
      "description": "playful fish face"
    },
    {
      "panel": 8,
      "action_units": ["AU25 (lips part)", "AU26 (jaw drop)", "AU5 (upper lid raiser)"],
      "description": "surprised open-mouth expression"
    },
    {
      "panel": 9,
      "action_units": ["AU1 (inner brow raiser)", "AU15 (lip corner depressor)"],
      "description": "soft melancholic or tired expression with hand on face"
    }
  ],
  "visual_style": {
    "genre": "editorial portrait photography",
    "color": "full color (not black and white)",
    "quality": "smartphone candid",
    "texture": [
      "visible grain",
      "natural skin imperfections",
      "slight noise"
    ],
    "color_tone": "neutral to slightly warm tones"
  },
  "lighting": {
    "style": "direct flash or simple frontal lighting"
  }
}