メタデータ名 C04502-20000601
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.7062500 31.5250000, 130.7125000 31.5250000, 130.7125000 31.5291667, 130.7062500 31.5291667, 130.7062500 31.5250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral