メタデータ名 G20584054741
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.6437500 42.6416667, 141.6500000 42.6416667, 141.6500000 42.6458334, 141.6437500 42.6458334, 141.6437500 42.6416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral