{
   "$schema":"http://json-schema.org/draft-07/schema",
   "definitions":{
      "Intention":{
         "type":"object",
         "properties":{"qtopic":{"type":"string"}, "qfocus":{"type":"string"},
                               "qLAT":{"type":"string"}, "qSAT":{ "type":"string" },  "qdo-main":{ "type":"string"}
         }
      }
   },
   "type":"object",
   "properties":{"primary":{"$ref":"#/definitions/intention"}, "second-ary":{"$ref":"#/definitions/intention" }
   }
}