メタデータ名 G20493134891
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.6937500 35.9375000, 139.7000000 35.9375000, 139.7000000 35.9416667, 139.6937500 35.9416667, 139.6937500 35.9375000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral