<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.9687500 35.9791667, 139.9750000 35.9791667, 139.9750000 35.9833333, 139.9687500 35.9833333, 139.9687500 35.9791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral