<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.0937500 37.0791667, 138.1000000 37.0791667, 138.1000000 37.0833333, 138.0937500 37.0833333, 138.0937500 37.0791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral