メタデータ名 G20513341351
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.7312500 35.4875000, 136.7375000 35.4875000, 136.7375000 35.4916667, 136.7312500 35.4916667, 136.7312500 35.4875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral