メタデータ名 C27203-19901215
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.2562500 41.1208334, 141.2625000 41.1208334, 141.2625000 41.1250000, 141.2562500 41.1250000, 141.2562500 41.1208334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral