SPARQL | HTML5 RDFa and Microdata document
http://vocabularies.wikipathways.org/gpml#id
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/2002/07/owl#DatatypeProperty
http://www.w3.org/2000/01/rdf-schema#label
id
http://www.w3.org/2000/01/rdf-schema#range
http://vocabularies.wikipathways.org/gpml#Xref
http://vocabularies.wikipathways.org/gpml#PublicationXref
http://www.w3.org/2001/XMLSchema#string
http://www.w3.org/2000/01/rdf-schema#comment
The identifier of a PublicationXref or Xref object.
http://www.w3.org/2000/01/rdf-schema#seeAlso
http://www.biopax.org/release/biopax-level3.owl#id
http://www.w3.org/2004/02/skos/core#inScheme
http://vocabularies.wikipathways.org/gpml#