<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.9812500 38.9500000, 139.9875000 38.9500000, 139.9875000 38.9541667, 139.9812500 38.9541667, 139.9812500 38.9500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral