メタデータ名 G20473071673
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.2437500 35.1250000, 137.2500000 35.1250000, 137.2500000 35.1291667, 137.2437500 35.1291667, 137.2437500 35.1250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral