メタデータ名 G20513361984
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.2250000 35.5500000, 136.2312500 35.5500000, 136.2312500 35.5541667, 136.2250000 35.5541667, 136.2250000 35.5500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral