<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.330549477552 37.1910114797059, 138.330693703801 37.1920011004512, 138.330749982514 37.1922984141265, 138.329952452904 37.1923927273468, 138.329839823268 37.1918240069177, 138.329649267728 37.190940763729, 138.330549477552 37.1910114797059)) ^^http://www.opengis.net/ont/geosparql#wktLiteral