<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.8687500 35.3958334, 136.8750000 35.3958334, 136.8750000 35.4000000, 136.8687500 35.4000000, 136.8687500 35.3958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral