_:vb40006	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb40007 .
_:vb40006	<http://www.w3.org/ns/r2rml#objectMap>	_:vb40008 .
_:vb40007	<http://www.w3.org/ns/r2rml#constant>	<http://purl.org/ontology/bibo/isbn> .
_:vb40008	<http://www.w3.org/ns/r2rml#column>	"ISBN" .