メタデータ名 G20644115884
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.2875000 36.4000000, 137.2937500 36.4000000, 137.2937500 36.4041667, 137.2875000 36.4041667, 137.2875000 36.4000000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral