<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.8312500 36.3708334, 137.8375000 36.3708334, 137.8375000 36.3750000, 137.8312500 36.3750000, 137.8312500 36.3708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral