<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.8937500 39.2166667, 139.9000000 39.2166667, 139.9000000 39.2208334, 139.8937500 39.2208334, 139.8937500 39.2166667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral