<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.6875000 36.2875000, 139.6937500 36.2875000, 139.6937500 36.2916667, 139.6875000 36.2916667, 139.6875000 36.2875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral