<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.8437500 38.9416667, 139.8500000 38.9416667, 139.8500000 38.9458334, 139.8437500 38.9458334, 139.8437500 38.9416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral