<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.9000000 39.9250000, 139.9062500 39.9250000, 139.9062500 39.9291667, 139.9000000 39.9291667, 139.9000000 39.9250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral