<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.6812500 35.8625000, 139.6875000 35.8625000, 139.6875000 35.8666667, 139.6812500 35.8666667, 139.6812500 35.8625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral