メタデータ名 G20513555424
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.9812500 42.7625000, 142.9875000 42.7625000, 142.9875000 42.7666667, 142.9812500 42.7666667, 142.9812500 42.7625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral