<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.5750000 36.5291667, 136.5812500 36.5291667, 136.5812500 36.5333333, 136.5750000 36.5333333, 136.5750000 36.5291667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral