メタデータ名 G20543911631
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.1250000 42.8458334, 143.1312500 42.8458334, 143.1312500 42.8500000, 143.1250000 42.8500000, 143.1250000 42.8458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral