<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.2125000 36.2500000, 139.2187500 36.2500000, 139.2187500 36.2541667, 139.2125000 36.2541667, 139.2125000 36.2500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral