{
     "version":"0.3.0",
     "id":"RDF-JSON",
     "description":"RDF JSON definition",
     "type":"object",
     "properties":{
     },
     "additionalProperties":{
         "type":"object",
         "description":"subject (root object)",
         "optional":"true",
         "properties":{
         },
         "additionalProperties":{
             "type":"array",
             "description":"predicate (subject object)",
             "optional":"true",
             "items":{
                 "type":"object",
                 "description":"object (value array)",
                 "properties":{
                     "description":"content (value object)",
                     "type":{
                         "type":"string",
                         "enum":["uri","bnode","literal"]
                     },
                     "value":{
                         "type":"string"
                     },
                     "lang":{
                         "optional":true,
                         "description":"See ftp://ftp.isi.edu/in-notes/bcp/bcp47.txt",
                         "type":"string"
                     },
                     "datatype":{
                         "optional":true,
                         "format":"uri",
                         "type":"string"
                     }
                 }
             }
         }
     }
}