<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.1187500 37.1500000, 138.1250000 37.1500000, 138.1250000 37.1541667, 138.1187500 37.1541667, 138.1187500 37.1500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral