context_schema_v1.0.json

{
  "$id": "context_schema_v1.0",
  "$schema": "https://json-schema.org/draft-07/schema",
  "title": "JSON schema for a formal context",
  "type": "object",
  "description": "JSON Schema for the formal context. A formal context contains a set of objects, each with corresponding attributes. The minimum number of attributes assigned to an object is 0.",
  "$defs": {
    "context_item": {
      "type": "object",
      "required": [
        "object",
        "attributes"
      ],
      "properties": {
        "object": {
          "type": "object",
          "$ref": "fca_schema_v1.0.json#/$defs/object"
        },
        "attributes": {
          "type": "array",
          "description": "List of attributes",
          "items": {
            "$ref": "fca_schema_v1.0.json#/$defs/attribute"
          }
        }
      },
      "additionalProperties": false
    }
  },
  "required": [
    "attributes",
    "adjacency-list"
  ],
  "properties": {
    "attributes": {
      "type": "array",
      "description": "List of all attributes",
      "items": {
        "$ref": "fca_schema_v1.0.json#/$defs/attribute"
      }
    },
    "adjacency-list": {
      "type": "array",
      "items": {
        "$ref": "#/$defs/context_item"
      }
    },
    "additional_information": {
      "description": "Information that is additional to the defined properties",
      "type": "string"
    }
  },
  "additionalProperties": false
}