メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.351241988228 38.2362262344615, 140.351436663695 38.2364978920098, 140.351646726955 38.2368181806616, 140.351751636932 38.2369935991546, 140.352142161081 38.2377330211193, 140.352218459728 38.2378625691217, 140.352565173107 38.2385342365401, 140.352566626094 38.2385371986173, 140.352073437449 38.2387640817759, 140.351873582902 38.2388641992682, 140.351554991431 38.2389974748851, 140.351340900295 38.2390976734809, 140.350626241386 38.2388852558835, 140.350342160922 38.2388129934294, 140.349146392931 38.2385593072533, 140.348334206376 38.2383932117285, 140.348215678328 38.238381459249, 140.347860569865 38.238301436097, 140.347718496217 38.2382673422716, 140.347580407599 38.2382445279285, 140.347587846672 38.2381322174108, 140.347588978971 38.2377805589848, 140.347595791539 38.2374939630753, 140.347609046635 38.2372517391455, 140.347624843818 38.2372180178261, 140.347625170196 38.2371688869556, 140.347629540751 38.2370952787983, 140.347633749732 38.2370461640038, 140.347653653892 38.2369786729452, 140.347722608956 38.2368418410391, 140.347756217728 38.2365718267932, 140.347830772482 38.2361026398734, 140.347846975705 38.2360010654157, 140.34787528622 38.2356754210116, 140.347875597644 38.2356285433319, 140.347937927794 38.2352061850283, 140.348051130369 38.2351925754929, 140.350311536217 38.2351481257518, 140.350955828177 38.2358484752066, 140.351241988228 38.2362262344615)) ^^http://www.opengis.net/ont/geosparql#wktLiteral