<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.7937500 40.2000000, 141.8000000 40.2000000, 141.8000000 40.2041667, 141.7937500 40.2041667, 141.7937500 40.2000000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral