メタデータ名 G20644301601
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.8937500 42.7833333, 142.9000000 42.7833333, 142.9000000 42.7875000, 142.8937500 42.7875000, 142.8937500 42.7833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral