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