メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.852687477306 35.3985936560249, 136.851165099928 35.3984787427523, 136.851213835856 35.3980261257512, 136.851216896662 35.3980021906778, 136.851314729311 35.3972368169786, 136.851627897281 35.3972635564538, 136.852211507278 35.3973073433331, 136.852292328547 35.3973129071178, 136.852326783603 35.3973159550496, 136.852853188818 35.3973626876582, 136.852738098486 35.3981240021569, 136.852687477306 35.3985936560249)) ^^http://www.opengis.net/ont/geosparql#wktLiteral