<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.1687500 37.9208334, 139.1750000 37.9208334, 139.1750000 37.9250000, 139.1687500 37.9250000, 139.1687500 37.9208334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral