_:vb54144	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"38" .
_:vb54144	<http://www.w3.org/ns/r2rml#objectMap>	_:vb54146 .
_:vb54145	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"38" .
_:vb54146	<http://www.w3.org/ns/r2rml#column>	"StartDate" .
_:vb54146	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"38" .
_:vb54145	<http://www.w3.org/ns/r2rml#constant>	<http://demo.openlinksw.com/schemas/School/startdate> .
_:vb54144	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb54145 .