メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.722582479975 35.2329890893685, 136.722420178447 35.2329961101751, 136.722246443753 35.2329745668638, 136.721527633285 35.2327960345554, 136.720933191799 35.2327595767226, 136.720973605168 35.2320930568729, 136.721038038353 35.2314049318542, 136.721100436412 35.2308618100225, 136.721093968018 35.2307021266852, 136.721534622245 35.2307559821398, 136.721987730679 35.2307688920455, 136.722070983083 35.2306114351367, 136.722263235499 35.2306121285291, 136.722400619895 35.2306013554004, 136.722716830293 35.2305348841874, 136.722923059517 35.2304905531034, 136.723115433955 35.2304687086935, 136.723114761418 35.2305926591503, 136.723100234257 35.230739096629, 136.722582479975 35.2329890893685)) ^^http://www.opengis.net/ont/geosparql#wktLiteral