メタデータ名 G20473055361
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.7437500 35.1041667, 136.7500000 35.1041667, 136.7500000 35.1083333, 136.7437500 35.1083333, 136.7437500 35.1041667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral