context.json

{
    "@context": {
        "id": "@id",
        "type": "@type",
    	  "schema": "http://schema.org/",
		    "dial": "http://dial.sunbird-specs.org/",

        "DIALCode": "dial:DIALCode",
        "Entity": "dial:Entity",
        "EntityType": "dial:EntityType",
        "TextbookRef": "dial:TextbookRef",
        "TextbookUnitRef": "dial:TextbookUnitRef",
        "TextbookMetadata": "dial:TextbookMetadata",
        "Textbook": "dial:Textbook",
        "TextbookUnit": "dial:TextbookUnit",

        "linkedTo": { "@id": "dial:linkedTo", "@type": "dial:linkedTo" },
        "entityType": { "@id": "dial:entityType", "@type": "dial:entityType" },
        "reference": { "@id": "dial:reference", "@type": "dial:reference" },
        "texbookUnitRef": { "@id": "dial:texbookUnitRef", "@type": "dial:texbookUnitRef" },
        "texbookRef": { "@id": "dial:texbookRef", "@type": "dial:texbookRef" },
        "metadata": { "@id": "dial:metadata", "@type": "dial:metadata" },

        "framework": { "@id": "dial:framework" },
        "board": { "@id": "dial:board" },
        "medium": { "@id": "dial:medium" },
        "gradeLevel": { "@id": "dial:gradeLevel" },
        "subject": { "@id": "dial:subject" },
        "topic": { "@id": "dial:topic" }
    }
}