<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.7750000 36.8166667, 136.7812500 36.8166667, 136.7812500 36.8208334, 136.7750000 36.8208334, 136.7750000 36.8166667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral