メタデータ名 G20543866842
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.6562500 42.8458334, 141.6625000 42.8458334, 141.6625000 42.8500000, 141.6562500 42.8500000, 141.6562500 42.8458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral