<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.9812500 39.8708334, 139.9875000 39.8708334, 139.9875000 39.8750000, 139.9812500 39.8750000, 139.9812500 39.8708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral