メタデータ名 G20543654371
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.4937500 38.7333333, 141.5000000 38.7333333, 141.5000000 38.7375000, 141.4937500 38.7375000, 141.4937500 38.7333333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral