<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.6875000 37.6791667, 139.6937500 37.6791667, 139.6937500 37.6833333, 139.6875000 37.6833333, 139.6875000 37.6791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral