メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.847546894977 37.0117161296043, 140.847522881235 37.0117915921306, 140.847363110302 37.0115867408295, 140.847225627666 37.0113811348438, 140.847179892376 37.0113085138248, 140.847154945969 37.0111554576463, 140.847151073101 37.0108643040998, 140.847254629193 37.0100968771644, 140.847491389905 37.010071639945, 140.847839300574 37.0099818854507, 140.848257365203 37.0098936457959, 140.848445440493 37.0098578360835, 140.848177486896 37.0103815834057, 140.847841328028 37.0109651864944, 140.847585063801 37.0115962654254, 140.847546894977 37.0117161296043)) ^^http://www.opengis.net/ont/geosparql#wktLiteral