メタデータ名 G20604121483
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.3375000 35.4125000, 137.3437500 35.4125000, 137.3437500 35.4166667, 137.3375000 35.4166667, 137.3375000 35.4125000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral