<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.1812500 36.2291667, 139.1875000 36.2291667, 139.1875000 36.2333333, 139.1812500 36.2333333, 139.1812500 36.2291667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral