<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.9687500 39.2125000, 139.9750000 39.2125000, 139.9750000 39.2166667, 139.9687500 39.2166667, 139.9687500 39.2125000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral