<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.1937500 39.1750000, 141.2000000 39.1750000, 141.2000000 39.1791667, 141.1937500 39.1791667, 141.1937500 39.1750000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral