メタデータ名 G20503361904
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.9000000 37.3250000, 136.9062500 37.3250000, 136.9062500 37.3291667, 136.9000000 37.3291667, 136.9000000 37.3250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral