<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.815643578614 37.5342019713077, 138.815551483132 37.534206796498, 138.814303427586 37.5342898113379, 138.814219844954 37.5335581915739, 138.815461123581 37.5334697054516, 138.815463207212 37.5334867356277, 138.815559226697 37.5334810727731, 138.815643578614 37.5342019713077)) ^^http://www.opengis.net/ont/geosparql#wktLiteral