<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.6687500 37.7208334, 139.6750000 37.7208334, 139.6750000 37.7250000, 139.6687500 37.7250000, 139.6687500 37.7208334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral