<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.6750000 37.6625000, 139.6812500 37.6625000, 139.6812500 37.6666667, 139.6750000 37.6666667, 139.6750000 37.6625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral