メタデータ名 G20523750681
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.6250000 31.1833333, 130.6312500 31.1833333, 130.6312500 31.1875000, 130.6250000 31.1875000, 130.6250000 31.1833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral