<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.3937500 39.9750000, 141.4000000 39.9750000, 141.4000000 39.9791667, 141.3937500 39.9791667, 141.3937500 39.9750000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral