メタデータ名 G20543902461
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.2937500 42.2958334, 143.3000000 42.2958334, 143.3000000 42.3000000, 143.2937500 42.3000000, 143.2937500 42.2958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral