メタデータ名 G20554035024
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.1687500 42.8958334, 143.1750000 42.8958334, 143.1750000 42.9000000, 143.1687500 42.9000000, 143.1687500 42.8958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral