メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.015481620426 35.094724003958, 137.015622724635 35.0948170685902, 137.015854601986 35.0949699651, 137.01586925828 35.0949796312329, 137.015621922475 35.0952544051803, 137.01503246343 35.0959094717976, 137.0142067076 35.096825869177, 137.013848417883 35.0966083736293, 137.01286263604 35.0959940213437, 137.012449865291 35.0957484237948, 137.012641468949 35.0955272495368, 137.013298503112 35.0948405167898, 137.013618379872 35.0944681590136, 137.013613708239 35.0944630825825, 137.014132429493 35.093875612124, 137.014508987159 35.0941412307341, 137.015481620426 35.094724003958)) ^^http://www.opengis.net/ont/geosparql#wktLiteral