メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.99665501406 37.565008841109, 140.994305078623 37.5655073203956, 140.993808236292 37.5655909155974, 140.993639104119 37.5651036183449, 140.993314326938 37.5641426872622, 140.99505330272 37.5637320488329, 140.995761908734 37.5635737129228, 140.99587371005 37.5635469858654, 140.996011059215 37.5638210166799, 140.996233372166 37.5641791045474, 140.996281300924 37.5643268821523, 140.996339367584 37.5643929024877, 140.99642681281 37.5643920394824, 140.996580442292 37.5643709540298, 140.99665501406 37.565008841109)) ^^http://www.opengis.net/ont/geosparql#wktLiteral