SPARQL/XML results parser does not process Stardog RDF* extension correctly

[abrokenjester]

Stardog variant:

  <result>
            <binding name='p'>
                <uri>foo:bar</uri>
            </binding>
            <binding name='s'>
                <statement>
                    <s>
                        <uri>foo:bar</uri>
                    </s>
                    <p>
                        <uri>foo:bar</uri>
                    </p>
                    <o>
                        <uri>foo:bar</uri>
                    </o>
                </statement>
            </binding>
            <binding name='o'>
                <uri>foo:bar</uri>
            </binding>
   </result>

RDF4J expected variant:

  <result>
            <binding name='p'>
                <uri>foo:bar</uri>
            </binding>
            <binding name='s'>
                <triple>
                    <subject>
                        <uri>foo:bar</uri>
                    </subject>
                    <predicate>
                        <uri>foo:bar</uri>
                    </predicate>
                    <oobject>
                        <uri>foo:bar</uri>
                    </object>
                </triple>
            </binding>
            <binding name='o'>
                <uri>foo:bar</uri>
            </binding>
   </result>