メタデータ名 si243010028
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.0250000 39.2583333, 141.0312500 39.2583333, 141.0312500 39.2625000, 141.0250000 39.2625000, 141.0250000 39.2583333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral