<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.2062500 40.5041667, 141.2125000 40.5041667, 141.2125000 40.5083333, 141.2062500 40.5083333, 141.2062500 40.5041667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral