メタデータ名 G20644142383
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.1687500 34.9125000, 137.1750000 34.9125000, 137.1750000 34.9166667, 137.1687500 34.9166667, 137.1687500 34.9125000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral