メタデータ名 G20513512821
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.6625000 35.2125000, 136.6687500 35.2125000, 136.6687500 35.2166667, 136.6625000 35.2166667, 136.6625000 35.2125000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral