メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.634922475462 35.4448729035267, 139.634709224487 35.4451183610426, 139.634376832487 35.4448724833398, 139.634155747117 35.4447258647967, 139.63405237235 35.4448029132453, 139.633821697185 35.444627016787, 139.633641182633 35.4445089135887, 139.633767967038 35.4443969038327, 139.634525767543 35.4437439609398, 139.6346932058 35.4436147613595, 139.635279338724 35.444048748944, 139.635576085306 35.4442569283644, 139.635080963705 35.4446926001275, 139.634922475462 35.4448729035267)) ^^http://www.opengis.net/ont/geosparql#wktLiteral