<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.9937500 38.9875000, 141.0000000 38.9875000, 141.0000000 38.9916667, 140.9937500 38.9916667, 140.9937500 38.9875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral