メタデータ名 G20644153904
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.4000000 40.3250000, 141.4062500 40.3250000, 141.4062500 40.3291667, 141.4000000 40.3291667, 141.4000000 40.3250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral