メタデータ名 G20563867161
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.7562500 42.2666667, 142.7625000 42.2666667, 142.7625000 42.2708334, 142.7562500 42.2708334, 142.7562500 42.2666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral