メタデータ名 C13321-19711101
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.3250000 35.9416667, 140.3312500 35.9416667, 140.3312500 35.9458334, 140.3250000 35.9458334, 140.3250000 35.9416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral