メタデータ名 C23230-19941001
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.7250000 35.2041667, 136.7312500 35.2041667, 136.7312500 35.2083333, 136.7250000 35.2083333, 136.7250000 35.2041667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral