メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.603539029264 40.645761067351, 140.603621127289 40.6457881072503, 140.603858973729 40.6469937433859, 140.601717237597 40.6468612144082, 140.601564323139 40.6468439521511, 140.601282559493 40.6457415116725, 140.601280368911 40.6457338379297, 140.601055500411 40.6449510069145, 140.600970725281 40.6446893872748, 140.601169073559 40.6446623442015, 140.601334901003 40.6446571900443, 140.601572852432 40.6446439450265, 140.602950472136 40.6444352681236, 140.603297584154 40.6443878323877, 140.603349996399 40.6443839252287, 140.60357868575 40.6443503962677, 140.603577204063 40.6445682931622, 140.603556384711 40.6452631781871, 140.603539029264 40.645761067351)) ^^http://www.opengis.net/ont/geosparql#wktLiteral