<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.9750000 36.8250000, 136.9812500 36.8250000, 136.9812500 36.8291667, 136.9750000 36.8291667, 136.9750000 36.8250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral