メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.543665642352 34.1042971828914, 134.543328220559 34.1045377679429, 134.543277197523 34.1046646970376, 134.542951724007 34.107487097721, 134.542829665197 34.1079113650492, 134.541750729511 34.1076541658143, 134.541325042291 34.1075271316445, 134.541158958729 34.1073304877386, 134.541073856057 34.1072884581026, 134.539614517183 34.1067283715437, 134.538299256429 34.1063164329592, 134.537509735382 34.1045657542372, 134.535814992314 34.1004291265089, 134.536143719409 34.100384724077, 134.540674773314 34.0988186549103, 134.543665642352 34.1042971828914)) ^^http://www.opengis.net/ont/geosparql#wktLiteral