SPARQL | HTML5 RDFa and Microdata document
http://vocabularies.wikipathways.org/wp#source
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/2002/07/owl#ObjectProperty
http://www.w3.org/2000/01/rdf-schema#subClassOf
http://vocabularies.wikipathways.org/wp#participants
http://www.w3.org/2000/01/rdf-schema#label
source
http://www.w3.org/2000/01/rdf-schema#domain
http://vocabularies.wikipathways.org/wp#DirectedInteraction
http://www.w3.org/2000/01/rdf-schema#range
http://vocabularies.wikipathways.org/wp#DataNode
http://www.w3.org/2000/01/rdf-schema#comment
The beginning terminus of an interaction.
http://www.w3.org/2004/02/skos/core#inScheme
http://vocabularies.wikipathways.org/wp#