メタデータ名 C18205-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.8125000 35.3208334, 136.8187500 35.3208334, 136.8187500 35.3250000, 136.8125000 35.3250000, 136.8125000 35.3208334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral