メタデータ名 G20594111992
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.2437500 37.4708334, 137.2500000 37.4708334, 137.2500000 37.4750000, 137.2437500 37.4750000, 137.2437500 37.4708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral