メタデータ名 G20553905143
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.2812500 39.2291667, 141.2875000 39.2291667, 141.2875000 39.2333333, 141.2812500 39.2333333, 141.2812500 39.2291667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral