<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.1687500 40.4500000, 141.1750000 40.4500000, 141.1750000 40.4541667, 141.1687500 40.4541667, 141.1687500 40.4500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral