{
  "$schema": "http://json-schema.org/draft-03/schema#",
  "id": "http://www.popoloproject.com/schemas/speech.json#",
  "title": "Speech",
  "description": "A speech, a scene, a narrative, or another part of a transcript",
  "type": "object",
  "properties": {
    "id": {
      "description": "The speech's unique identifier",
      "type": ["string", "null"]
    },
    "creator_id": {
      "description": "The ID of the person who is speaking",
      "type": ["string", "null"]
    },
    "creator": {
      "description": "The person who is speaking",
      "$ref": "http://www.popoloproject.com/schemas/person.json#"
    },
    "role": {
      "description": "The speaker's role while speaking",
      "type": ["string", "null"]
    },
    "attribution_text": {
      "description": "The text identifying the speaker",
      "type": ["string", "null"]
    },
    "audience_id": {
      "description": "The ID of the person to whom the speaker is speaking",
      "type": ["string", "null"]
    },
    "audience": {
      "description": "The person to whom the speaker is speaking",
      "$ref": "http://www.popoloproject.com/schemas/person.json#"
    },
    "text": {
      "description": "The transcript or text of the speech",
      "type": ["string", "null"]
    },
    "audio": {
      "description": "The audio recording of the speech",
      "type": ["string", "null"],
      "format": "uri"
    },
    "video": {
      "description": "The video recording of the speech",
      "type": ["string", "null"],
      "format": "uri"
    },
    "date": {
      "description": "The time at which the speech is spoken",
      "type": ["string", "null"],
      "format": "date-time"
    },
    "title": {
      "description": "A name given to the speech",
      "type": ["string", "null"]
    },
    "type": {
      "description": "The type of the part of the transcript",
      "type": ["string", "null"]
    },
    "position": {
      "description": "The position of the speech within a transcript",
      "type": ["integer", "null"]
    },
    "event_id": {
      "description": "The ID of the event at which the speech is spoken",
      "type": ["string", "null"]
    },
    "event": {
      "description": "The event at which the speech is spoken",
      "$ref": "http://www.popoloproject.com/schemas/event.json#"
    },
    "created_at": {
      "description": "The time at which the resource was created",
      "type": ["string", "null"],
      "format": "date-time"
    },
    "updated_at": {
      "description": "The time at which the resource was last modified",
      "type": ["string", "null"],
      "format": "date-time"
    },
    "sources": {
      "description": "URLs to documents from which the resource is derived",
      "type": "array",
      "items": {
        "$ref": "http://www.popoloproject.com/schemas/link.json#"
      }
    }
  }
}