_:vb50957913	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"13" .
_:vb50957912	<http://www.w3.org/ns/r2rml#objectMap>	_:vb50957914 .
_:vb50957914	<http://www.w3.org/ns/r2rml#column>	"ID" .
_:vb50957913	<http://www.w3.org/ns/r2rml#constant>	<http://demo.openlinksw.com/LithostratigraphicUnit/ID> .
_:vb50957914	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"13" .
_:vb50957912	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"13" .
_:vb50957912	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb50957913 .