メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.607518495119 34.5900899912397, 135.607506039354 34.5913639217983, 135.608623459126 34.5913562394261, 135.608620873287 34.5919084165276, 135.610977420143 34.5920962470152, 135.61117880139 34.5927727519461, 135.609922422494 34.5927055015685, 135.605244874264 34.5927154028454, 135.605224384869 34.5901116162318, 135.605254662143 34.5901112903951, 135.607518495119 34.5900899912397)) ^^http://www.opengis.net/ont/geosparql#wktLiteral