<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.1750000 34.7166667, 138.1812500 34.7166667, 138.1812500 34.7208334, 138.1750000 34.7208334, 138.1750000 34.7166667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral