1<?xml version="1.0"?> 2<sparql 3 xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" 4 xmlns:xs="http://www.w3.org/2001/XMLSchema#" 5 xmlns="http://www.w3.org/2005/sparql-results#" > 6 <head> 7 <variable name="C"/> 8 </head> 9 <results> 10 <result> 11 <binding name="C"> 12 <uri>http://example.org/test#Parent</uri> 13 </binding> 14 </result> 15 <result> 16 <binding name="C"> 17 <uri>http://example.org/test#Father</uri> 18 </binding> 19 </result> 20 <result> 21 <binding name="C"> 22 <uri>http://example.org/test#Mother</uri> 23 </binding> 24 </result> 25 </results> 26</sparql> 27