メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.551946843411 34.0893236682507, 134.552719448977 34.0893741604488, 134.55272998912 34.0904224603533, 134.553159173454 34.0904201866019, 134.553319171375 34.0903653517875, 134.553094521459 34.0906748596561, 134.55423105558 34.0933416772081, 134.55355812538 34.0934671934904, 134.552139382621 34.0903785051829, 134.551259280929 34.090377950892, 134.551366726949 34.0900783958537, 134.551382847358 34.0900334621088, 134.551497051187 34.0897259605844, 134.551663370296 34.0892586239939, 134.551709883425 34.0890497447202, 134.551819631983 34.0887790457778, 134.551946843411 34.0893236682507)) ^^http://www.opengis.net/ont/geosparql#wktLiteral