メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.742589956636 35.3667066226918, 136.742766834591 35.3671119350565, 136.741933894037 35.3675198131963, 136.740788789192 35.3679763909684, 136.740725862678 35.3679672995218, 136.740690472858 35.3679368256873, 136.740594019316 35.3679850100423, 136.739976108159 35.3682306711428, 136.739969813458 35.368471977614, 136.739188103766 35.3684993982954, 136.739188425171 35.3684708790314, 136.739210544632 35.3672298762552, 136.739144030312 35.3663653110816, 136.739196740243 35.3663549315361, 136.73950869002 35.3663038374726, 136.739685555033 35.3662823406193, 136.739843826081 35.3662819061339, 136.740848897014 35.3664037037281, 136.741153793083 35.3664272254898, 136.741475523217 35.3664370723933, 136.7417164911 35.3664379071679, 136.742477348197 35.3664485674302, 136.742589956636 35.3667066226918)) ^^http://www.opengis.net/ont/geosparql#wktLiteral