メタデータ名 G20533813643
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.4250000 35.4000000, 138.4312500 35.4000000, 138.4312500 35.4041667, 138.4250000 35.4041667, 138.4250000 35.4000000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral