{
  "format": "Always uppercase, centered or left-aligned, no trailing punctuation",
  "extensions": [
    {
      "abbreviation": "(V.O.)",
      "meaning": "Voice Over \u2014 character speaking but not present"
    },
    {
      "abbreviation": "(O.S.)",
      "meaning": "Off Screen \u2014 character present but not visible in frame"
    },
    {
      "abbreviation": "(O.C.)",
      "meaning": "Off Camera \u2014 synonym for O.S."
    },
    {
      "abbreviation": "(CONT'D)",
      "meaning": "Continued \u2014 same character speaks across an action break"
    },
    {
      "abbreviation": "(FILTERED)",
      "meaning": "Voice heard through phone, radio, intercom"
    },
    {
      "abbreviation": "(SUBTITLED)",
      "meaning": "Speech in foreign language with on-screen translation"
    }
  ],
  "examples": [
    "MARIA",
    "MARIA (V.O.)",
    "DETECTIVE COLE (O.S.)",
    "MARIA (CONT'D)"
  ],
  "rules": [
    "Names always uppercase",
    "Extensions in parentheses follow the name",
    "Multiple extensions: outer-most usually voice context (V.O./O.S.), inner CONT'D"
  ]
}