メタデータ名 G20473162062
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.8187500 35.4541667, 136.8250000 35.4541667, 136.8250000 35.4583333, 136.8187500 35.4583333, 136.8187500 35.4541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral