<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.3937500 40.8291667, 141.4000000 40.8291667, 141.4000000 40.8333333, 141.3937500 40.8333333, 141.3937500 40.8291667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral