$result = array(); $arr = array(); $res1 = new Resource("http://rdf.hp.com/r-1"); $res2 = new Resource("http://rdf.hp.com/r-2"); $res3 = new Resource("http://rdf.hp.com/p-1"); $res4 = new Resource("http://rdf.hp.com/p-2"); $res5 = new Literal("v-1-1"); $res6 = new Literal("v-1-2"); $res7 = new Literal("v-2-1"); $res8 = new Literal("v-2-2"); $arr["?x"]=$res1; $arr["?y"]=$res3; $result["rowcount"]=0; $result["hits"]=0; $result["part"][]=null;