<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.6250000 38.9791667, 141.6312500 38.9791667, 141.6312500 38.9833333, 141.6250000 38.9833333, 141.6250000 38.9791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral