メタデータ名 G20503064212
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.0250000 42.7458334, 143.0312500 42.7458334, 143.0312500 42.7500000, 143.0250000 42.7500000, 143.0250000 42.7458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral