メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.692619154463 35.4268829974605, 136.692747845172 35.4273045057397, 136.692774470129 35.4274297107111, 136.691432219912 35.4274501923955, 136.691211964735 35.4274515816047, 136.689493165093 35.4274756316672, 136.689488272948 35.4269482038213, 136.689489168689 35.4269202864702, 136.689496674938 35.426683107536, 136.689497428151 35.4262488333551, 136.689498966465 35.4253305671697, 136.690499134475 35.4253223517397, 136.692157164932 35.425347515014, 136.692619154463 35.4268829974605)) ^^http://www.opengis.net/ont/geosparql#wktLiteral