メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.87913534516 35.1492123114311, 136.878302569619 35.1496643592088, 136.876728017616 35.1478186061148, 136.876725156087 35.1478152891171, 136.878190802263 35.1473095535338, 136.878233788065 35.1473136001577, 136.878381111655 35.147484874899, 136.878401221274 35.1475082343852, 136.878517420186 35.1476492928223, 136.878611614183 35.1477636067204, 136.878762285392 35.1479465093746, 136.878916607582 35.1481337870846, 136.879013939163 35.1482519112365, 136.879175904749 35.1484300516193, 136.879304238992 35.1485712082382, 136.879488300799 35.1487935562062, 136.87961468708 35.1489462579733, 136.879584473106 35.148961679282, 136.879446247205 35.1490429034416, 136.87913534516 35.1492123114311)) ^^http://www.opengis.net/ont/geosparql#wktLiteral