<http://webisa.webdatacommons.org/concept/_participation_in+conference>	<http://webisa.webdatacommons.org/ontology#hasHead>	"participation" .
<http://webisa.webdatacommons.org/concept/_participation_in+conference>	<http://webisa.webdatacommons.org/ontology#hasPostModifier>	"in conference" .
<http://webisa.webdatacommons.org/concept/_participation_in+conference>	<http://www.w3.org/2000/01/rdf-schema#label>	"participation in conference" .