<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.5187500 37.5208334, 140.5250000 37.5208334, 140.5250000 37.5250000, 140.5187500 37.5250000, 140.5187500 37.5208334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral