Project(BGP( ?event <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://purl.org/NET/c4dm/event.owl#Event> .
             ?location <http://www.w3.org/2000/01/rdf-schema#label> ?locationName .
             ?event <http://purl.org/NET/c4dm/event.owl#place> ?location),
        {?locationName})