<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.1750000 37.3541667, 137.1812500 37.3541667, 137.1812500 37.3583333, 137.1750000 37.3583333, 137.1750000 37.3541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral