<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.8937500 36.3958334, 137.9000000 36.3958334, 137.9000000 36.4000000, 137.8937500 36.4000000, 137.8937500 36.3958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral