メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.367027213906 43.120091039615, 141.367018023282 43.1201193346869, 141.366858040941 43.1206161608709, 141.36677324336 43.1208782503624, 141.366627749973 43.1213554253645, 141.366024464957 43.1212189712021, 141.365034689476 43.1210395772832, 141.365138168754 43.1206139101342, 141.365157627534 43.1205359263844, 141.365208304029 43.1203369394729, 141.365238342626 43.1202109338027, 141.365268795281 43.1200829617032, 141.365327944234 43.1198755298488, 141.365337979151 43.1198253234416, 141.367002931517 43.1200872198757, 141.367027213906 43.120091039615)) ^^http://www.opengis.net/ont/geosparql#wktLiteral