<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.6750000 35.8250000, 137.6812500 35.8250000, 137.6812500 35.8291667, 137.6750000 35.8291667, 137.6750000 35.8250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral