_:b15871	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
_:b15871	<http://www.w3.org/2002/07/owl#complementOf>	<http://www.w3.org/2002/07/owl#Nothing> .