<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.5687500 38.0791667, 139.5750000 38.0791667, 139.5750000 38.0833333, 139.5687500 38.0833333, 139.5687500 38.0791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral