<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.8062500 42.8958334, 141.8125000 42.8958334, 141.8125000 42.9000000, 141.8062500 42.9000000, 141.8062500 42.8958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral