<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.2187500 37.3125000, 137.2250000 37.3125000, 137.2250000 37.3166667, 137.2187500 37.3166667, 137.2187500 37.3125000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral