<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.4375000 40.6375000, 141.4437500 40.6375000, 141.4437500 40.6416667, 141.4375000 40.6416667, 141.4375000 40.6375000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral