メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.227572199554 35.2384358969515, 136.227398450888 35.2385169940679, 136.226645408108 35.2389430342483, 136.225656074183 35.2394585883379, 136.225558662987 35.2393029202448, 136.225343662824 35.2390275351156, 136.225122506375 35.2387758240814, 136.224991635443 35.238610567964, 136.224829565115 35.2383842416493, 136.225316125358 35.2378891913269, 136.225539479198 35.2377577252555, 136.225551773445 35.2375794605733, 136.225579560259 35.2374156055437, 136.225860439454 35.2372824126283, 136.22625731553 35.2370830904951, 136.226477478952 35.2369782472334, 136.227572199554 35.2384358969515)) ^^http://www.opengis.net/ont/geosparql#wktLiteral