メタデータ名 S271410520
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.4937500 34.5833333, 135.5000000 34.5833333, 135.5000000 34.5875000, 135.4937500 34.5875000, 135.4937500 34.5833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral