schema.json

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "News story",
  "description": "Main story elements necessary to the creation of a storyline visualization",
  "type": "object",
  "properties": {
    "title": {
      "description": "The title of the story",
      "type": "string"
    },
    "characters": {
      "description": "Entities who participate in the story",
      "type": "array",
			"items": {"$ref" : "#/$defs/character"}
    },
    "scenes": {
      "description": "Events in a story",
      "type": "array",
			"items": {"$ref" : "#/$defs/scene"}
    }
  },
	"$defs": {
    "character": {
      "type": "object",
      "required": [ "id", "name" ],
      "properties": {
        "id": {
          "type": "string",
          "description": "The ID of the entity"
        },
        "name": {
          "type": "string",
          "description": "The name of the entity"
        },
				"affiliation": {
          "type": "string",
          "description": "RGB value of the entity line in the visualization in the format 'rbg(R, G, B)'"
        },
				"synonyms": {
					"type": "array",
					"descriptions": "Other names by which this entity can be referred to in the description texts",
          "items": {"type" : "string"}
				}
      }
    },
		"scene": {
      "type": "object",
      "required": [ "characters", "description", "title" ],
      "properties": {
        "characters": {
          "type": "array",
          "description": "ID's of the entities that participate in this event",
					"items": { "type": "string"}
        },
        "description": {
          "type": "string",
          "description": "Description of this event"
        },
				"title": {
          "type": "string",
          "description": "Title of this event"
        },
				"date": {
					"type": "string",
					"descriptions": "Date of this event. Must be in a valid date format"
				},
				"location": {
					"type": "string",
					"descriptions": "Location of this event"
				}
      }
    }
  },
  "required": [ "title", "characters", "scenes" ]
}