<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.5250000 35.5666667, 138.5312500 35.5666667, 138.5312500 35.5708334, 138.5250000 35.5708334, 138.5250000 35.5666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral