# 0
SELECT ?role ?p ?paper ?proceedings WHERE { 
 	SERVICE <http://130.60.155.50:8000/sparql> { 
		?paper swrc:author ?p .
		?paper swc:isPartOf ?proceedings .
		?proceedings swc:relatedToEvent <http://data.semanticweb.org/conference/eswc/2010> .
		?role swc:isRoleAt <http://data.semanticweb.org/conference/eswc/2010> .
		?role swc:heldBy ?p 
	} 
}