<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.5562500 36.8291667, 137.5625000 36.8291667, 137.5625000 36.8333333, 137.5562500 36.8333333, 137.5562500 36.8291667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral