メタデータ名 C1637
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.4937500 40.7125000, 140.5000000 40.7125000, 140.5000000 40.7166667, 140.4937500 40.7166667, 140.4937500 40.7125000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral