<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.4125000 36.6625000, 137.4187500 36.6625000, 137.4187500 36.6666667, 137.4125000 36.6666667, 137.4125000 36.6625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral