メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.456455502665 33.2453614062533, 130.455589075765 33.245599329671, 130.455307363856 33.2448745038493, 130.455384510364 33.244763308007, 130.456007780079 33.2445765054481, 130.45616299724 33.2445436005675, 130.45619298574 33.2445479231206, 130.456207915286 33.2445605800235, 130.456433182079 33.2451192719097, 130.456401859489 33.2451344747008, 130.456386748937 33.2451511930431, 130.456386580946 33.2451784908333, 130.456455502665 33.2453614062533)) ^^http://www.opengis.net/ont/geosparql#wktLiteral