<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.2062500 35.8750000, 137.2125000 35.8750000, 137.2125000 35.8791667, 137.2062500 35.8791667, 137.2062500 35.8750000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral