メタデータ名 G20654240442
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.3625000 42.8833333, 143.3687500 42.8833333, 143.3687500 42.8875000, 143.3625000 42.8875000, 143.3625000 42.8833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral