<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.7750000 38.7500000, 139.7812500 38.7500000, 139.7812500 38.7541667, 139.7750000 38.7541667, 139.7750000 38.7500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral