メタデータ名 C28544-19701101
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.9437500 35.4458334, 135.9500000 35.4458334, 135.9500000 35.4500000, 135.9437500 35.4500000, 135.9437500 35.4458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral