<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.0750000 36.6833333, 137.0812500 36.6833333, 137.0812500 36.6875000, 137.0750000 36.6875000, 137.0750000 36.6833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral