<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.2062500 40.6791667, 141.2125000 40.6791667, 141.2125000 40.6833333, 141.2062500 40.6833333, 141.2062500 40.6791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral