メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.852681166606 35.1671593017345, 136.852717277928 35.1671577751111, 136.852716760953 35.1672759429561, 136.852716540442 35.1673277021345, 136.851500746298 35.1673433613816, 136.850183423061 35.1673497996153, 136.850183343595 35.1673646590998, 136.848904896775 35.167375480663, 136.84763533585 35.1673725800147, 136.84723080169 35.1673808135395, 136.847223151333 35.1674510048188, 136.847105269586 35.1674456950562, 136.847105242178 35.1673870333238, 136.846350328369 35.167390541409, 136.846346061818 35.1671829960186, 136.846344230175 35.1669936257557, 136.847616877912 35.1669818281291, 136.84871441076 35.1669745611175, 136.848711283027 35.1670180737344, 136.848901725763 35.1670161772555, 136.848900479562 35.1669896951905, 136.84889956184 35.166960608018, 136.850177630703 35.1669684470844, 136.850254193303 35.1669689284021, 136.851498008579 35.166963213642, 136.851602598628 35.1669627102714, 136.852696837207 35.166958708592, 136.852697079081 35.1669737789555, 136.852695530979 35.16699187343, 136.852681166606 35.1671593017345)) ^^http://www.opengis.net/ont/geosparql#wktLiteral