メタデータ名 S341021680
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.1500000 44.1250000, 142.1562500 44.1250000, 142.1562500 44.1291667, 142.1500000 44.1291667, 142.1500000 44.1250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral