<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.3937500 36.5375000, 137.4000000 36.5375000, 137.4000000 36.5416667, 137.3937500 36.5416667, 137.3937500 36.5375000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral