<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.6375000 35.8750000, 139.6437500 35.8750000, 139.6437500 35.8791667, 139.6375000 35.8791667, 139.6375000 35.8750000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral