<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.2750000 36.4541667, 139.2812500 36.4541667, 139.2812500 36.4583333, 139.2750000 36.4583333, 139.2750000 36.4541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral