<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.9187500 35.8875000, 139.9250000 35.8875000, 139.9250000 35.8916667, 139.9187500 35.8916667, 139.9187500 35.8875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral