<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.8687500 38.8041667, 139.8750000 38.8041667, 139.8750000 38.8083333, 139.8687500 38.8083333, 139.8687500 38.8041667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral