<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.6812500 37.1958334, 139.6875000 37.1958334, 139.6875000 37.2000000, 139.6812500 37.2000000, 139.6812500 37.1958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral