メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.927550410067 35.1351428571776, 136.927578482958 35.1355548321983, 136.927592416601 35.135759234299, 136.927603170071 35.1358859514668, 136.927607016228 35.1359118757653, 136.927651573936 35.1365503722126, 136.927654124587 35.1365870696792, 136.927662765537 35.136710682637, 136.926612674127 35.1368179433552, 136.926541474675 35.1359999501189, 136.926491430047 35.1352629882687, 136.926434992956 35.134724541701, 136.926926761908 35.134685811466, 136.927511917413 35.1346519837523, 136.927531028662 35.1348227335373, 136.927553347551 35.1351425106007, 136.927550410067 35.1351428571776)) ^^http://www.opengis.net/ont/geosparql#wktLiteral