<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.9187500 39.5708334, 141.9250000 39.5708334, 141.9250000 39.5750000, 141.9187500 39.5750000, 141.9187500 39.5708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral