<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.2250000 36.2791667, 137.2312500 36.2791667, 137.2312500 36.2833333, 137.2250000 36.2833333, 137.2250000 36.2791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral