<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.8125000 39.8791667, 139.8187500 39.8791667, 139.8187500 39.8833333, 139.8125000 39.8833333, 139.8125000 39.8791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral