メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.924326034819 35.4847624581541, 136.924389212579 35.4849496970659, 136.924279024359 35.4849814123147, 136.924338632771 35.4852400878458, 136.923922806222 35.4853438319792, 136.923350968463 35.485354303398, 136.923337214409 35.4853545569767, 136.923032548072 35.485360070735, 136.922990702073 35.4846519582821, 136.922738677761 35.4847538106658, 136.922735590455 35.4846484865925, 136.922672939936 35.4846542752818, 136.922648859258 35.4845293329663, 136.922620922613 35.4844277275364, 136.922611311192 35.4843883769887, 136.922571228505 35.4842241406061, 136.922628128058 35.4841981289996, 136.922575186861 35.4840876347818, 136.923136124648 35.4838527092558, 136.923201870599 35.4838412215735, 136.923217779136 35.4838838947147, 136.923324284053 35.4841791796092, 136.923821762448 35.4840842994108, 136.924027915063 35.4840266498735, 136.924133140212 35.4844712963957, 136.924217513066 35.4844570998036, 136.924267915336 35.4845898059887, 136.924326034819 35.4847624581541)) ^^http://www.opengis.net/ont/geosparql#wktLiteral