メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.41264894638 34.7153331852701, 135.412808366688 34.7157740558204, 135.412775222113 34.7157832245296, 135.412301434407 34.7158871475922, 135.411591090107 34.7160399271305, 135.41144345418 34.7155996533274, 135.411500585606 34.7155856255705, 135.411297384961 34.7149645647337, 135.411915818517 34.7147361171593, 135.412368940017 34.7145711071791, 135.412428264811 34.7147259445463, 135.41264894638 34.7153331852701)) ^^http://www.opengis.net/ont/geosparql#wktLiteral