メタデータ名 C1834
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.5500000 44.1458334, 143.5562500 44.1458334, 143.5562500 44.1500000, 143.5500000 44.1500000, 143.5500000 44.1458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral