<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.6937500 39.9875000, 139.7000000 39.9875000, 139.7000000 39.9916667, 139.6937500 39.9916667, 139.6937500 39.9875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral