メタデータ名 C31321-19841215
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.040505318581 37.9174121618948, 139.039733818368 37.9177223405588, 139.038894611896 37.9179784831902, 139.038641544241 37.9176237411012, 139.038746436422 37.9175755324962, 139.038814912793 37.9175411486907, 139.038866307346 37.9176191899536, 139.039052158402 37.9175424524126, 139.038994160471 37.9174544474284, 139.039214648467 37.9173633324856, 139.039182087857 37.9173092801825, 139.039530456134 37.9171301492693, 139.039932645146 37.9169240222046, 139.040505318581 37.9174121618948)) ^^http://www.opengis.net/ont/geosparql#wktLiteral