メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.185958205204 35.3703327989809, 137.185942634737 35.3703302655916, 137.185927686346 35.3711648452777, 137.185880404417 35.3711479507481, 137.185086879127 35.3705965140333, 137.18505534208 35.370466448718, 137.185019549409 35.3703408198141, 137.184966182708 35.3701799815867, 137.184924819793 35.3695693523577, 137.184910833277 35.3693216068891, 137.184924117904 35.3691289996699, 137.184985926259 35.3690525821239, 137.185017429616 35.3689969435699, 137.185054381761 35.3689279246036, 137.185100436035 35.3688643966522, 137.185208926973 35.3688499444743, 137.185313171009 35.3688300708092, 137.185537404833 35.3687913765047, 137.185810744721 35.3687461258951, 137.185996806654 35.3687158166884, 137.186010673757 35.3693369439029, 137.185958205204 35.3703327989809)) ^^http://www.opengis.net/ont/geosparql#wktLiteral