<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.6125000 36.4166667, 139.6187500 36.4166667, 139.6187500 36.4208334, 139.6125000 36.4208334, 139.6125000 36.4166667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral