<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.1687500 37.3000000, 137.1750000 37.3000000, 137.1750000 37.3041667, 137.1687500 37.3041667, 137.1687500 37.3000000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral