メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.61311326528 34.6296581136, 135.613113085371 34.6296969909788, 135.61310398643 34.6305656329307, 135.613103013593 34.630658482545, 135.613116264578 34.6316521662742, 135.612814630458 34.6316427577255, 135.611981799745 34.6316539160365, 135.611928087263 34.6316514914151, 135.611915550782 34.6313233839765, 135.611889241363 34.630979596792, 135.611871196199 34.6305711619125, 135.611867306687 34.6304831289806, 135.611857260327 34.629939653252, 135.611851233549 34.6296873488962, 135.611834987387 34.6286899933037, 135.612369800891 34.6286753534729, 135.613065239226 34.6286667137099, 135.61311326528 34.6296581136)) ^^http://www.opengis.net/ont/geosparql#wktLiteral