_:vb910828	<http://www.w3.org/2002/07/owl#unionOf>	_:vb910831 .
_:vb910831	<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>	_:vb910830 .
_:vb910831	<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>	<http://www.w3.org/ns/prov#Activity> .