メタデータ名 G20493071353
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.2937500 35.2458334, 137.3000000 35.2458334, 137.3000000 35.2500000, 137.2937500 35.2500000, 137.2937500 35.2458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral