<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.6875000 38.4833333, 139.6937500 38.4833333, 139.6937500 38.4875000, 139.6875000 38.4875000, 139.6875000 38.4833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral