メタデータ名 G20533976824
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.2062500 39.3458334, 141.2125000 39.3458334, 141.2125000 39.3500000, 141.2062500 39.3500000, 141.2062500 39.3458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral