メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.791288797736 34.7662603062728, 135.79255251836 34.7662707685691, 135.792575556155 34.7669256709393, 135.791423275652 34.7670913332219, 135.79116837898 34.7670947012497, 135.791211760393 34.7667940371126, 135.790881976357 34.7668210818197, 135.790716951568 34.7669681402007, 135.790646882533 34.7669680201492, 135.79034104121 34.7670527162866, 135.790287746294 34.7664395981702, 135.79024837255 34.7657462127019, 135.791180821228 34.7657027343646, 135.791242937978 34.7657004460978, 135.791370263376 34.7656957332113, 135.791288797736 34.7662603062728)) ^^http://www.opengis.net/ont/geosparql#wktLiteral