メタデータ名 G20543654451
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.4937500 38.7375000, 141.5000000 38.7375000, 141.5000000 38.7416667, 141.4937500 38.7416667, 141.4937500 38.7375000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral