<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.4250000 36.6416667, 139.4312500 36.6416667, 139.4312500 36.6458334, 139.4250000 36.6458334, 139.4250000 36.6416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral