メタデータ名 G20543911731
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.2875000 42.2583333, 143.2937500 42.2583333, 143.2937500 42.2625000, 143.2875000 42.2625000, 143.2875000 42.2583333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral