xquery version "1.0"; 
declare namespace a = "http://xml.insee.intra/schema/annuaire/";
<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
{ 
	for $x in /rdf:RDF/a:inseePerson 
	where $x[a:inseeRoleApplicatif[ starts-with(., 'RP$$P$SUP') ]] 
	return $x }
</rdf:RDF>