メタデータ名 C1637
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.3687500 31.6416667, 130.3750000 31.6416667, 130.3750000 31.6458334, 130.3687500 31.6458334, 130.3687500 31.6416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral