<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.9812500 38.8833333, 139.9875000 38.8833333, 139.9875000 38.8875000, 139.9812500 38.8875000, 139.9812500 38.8833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral