<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.5437500 38.0083333, 138.5500000 38.0083333, 138.5500000 38.0125000, 138.5437500 38.0125000, 138.5437500 38.0083333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral