<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.6875000 35.1750000, 136.6937500 35.1750000, 136.6937500 35.1791667, 136.6875000 35.1791667, 136.6875000 35.1750000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral