メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.711011289468 35.1275669435086, 136.710382337752 35.1272670716318, 136.710125119412 35.1271483401529, 136.708782476631 35.1271450560521, 136.709231834628 35.1264194896483, 136.709120896483 35.1263622347045, 136.709667161747 35.1254218169753, 136.709973980222 35.1248369109736, 136.71028822724 35.1249650841222, 136.710188689593 35.1251741490386, 136.71025316195 35.1251870707116, 136.710810936202 35.1252080686819, 136.711041340318 35.1252316921225, 136.711277703634 35.1252855505156, 136.711409508994 35.1253516881629, 136.711583848915 35.1255062294698, 136.711899469667 35.1259477964444, 136.71164954587 35.1261104453128, 136.711265389353 35.1263869524955, 136.711174290341 35.1264597777345, 136.711053890559 35.1265527034788, 136.71101766539 35.1269815243599, 136.711011289468 35.1275669435086)) ^^http://www.opengis.net/ont/geosparql#wktLiteral