メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.103252269727 35.2236743832644, 137.103302158637 35.2238034962286, 137.103412298029 35.2240781361933, 137.102737265023 35.2242824257041, 137.102541356645 35.22429640464, 137.102101409458 35.224299546275, 137.10186430428 35.2242299083469, 137.101156394129 35.2243940992824, 137.10112180303 35.2241964723275, 137.101087832542 35.2239753231001, 137.101079918542 35.2239096140979, 137.10103753663 35.2235906415136, 137.101213972831 35.2235910914409, 137.10129820377 35.2236102930953, 137.101564275173 35.2235588898087, 137.101680114147 35.2235459953909, 137.101676484053 35.2235099365322, 137.101860604746 35.2235070788054, 137.101871525628 35.2235761003246, 137.102248319057 35.2235252481467, 137.1027495625 35.2233534749193, 137.102891637709 35.2233200293475, 137.102939108293 35.2234170992322, 137.103131787384 35.2233811457685, 137.103252269727 35.2236743832644)) ^^http://www.opengis.net/ont/geosparql#wktLiteral