<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.1750000 36.4708334, 139.1812500 36.4708334, 139.1812500 36.4750000, 139.1750000 36.4750000, 139.1750000 36.4708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral