<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.9125000 38.6833333, 139.9187500 38.6833333, 139.9187500 38.6875000, 139.9125000 38.6875000, 139.9125000 38.6833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral