メタデータ名 G20493165451
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.3000000 34.9291667, 137.3062500 34.9291667, 137.3062500 34.9333333, 137.3000000 34.9333333, 137.3000000 34.9291667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral