<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.8937500 39.9875000, 141.9000000 39.9875000, 141.9000000 39.9916667, 141.8937500 39.9916667, 141.8937500 39.9875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral