メタデータ名 G20553964023
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.4562500 43.5500000, 142.4625000 43.5500000, 142.4625000 43.5541667, 142.4562500 43.5541667, 142.4562500 43.5500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral