メタデータ名 G20614012641
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.2062500 39.7958334, 141.2125000 39.7958334, 141.2125000 39.8000000, 141.2062500 39.8000000, 141.2062500 39.7958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral