メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.765785063676 35.0804715004071, 136.762543491555 35.080386294649, 136.762602233617 35.0788341639331, 136.765849566261 35.078926510518, 136.765785063676 35.0804715004071)) ^^http://www.opengis.net/ont/geosparql#wktLiteral