<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.6625000 36.5291667, 139.6687500 36.5291667, 139.6687500 36.5333333, 139.6625000 36.5333333, 139.6625000 36.5291667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral