メタデータ名 G20523661464
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.2250000 42.8250000, 143.2312500 42.8250000, 143.2312500 42.8291667, 143.2250000 42.8291667, 143.2250000 42.8250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral