<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.9937500 36.6958334, 137.0000000 36.6958334, 137.0000000 36.7000000, 136.9937500 36.7000000, 136.9937500 36.6958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral