メタデータ名 C15302-19730501
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.2187500 35.4125000, 140.2250000 35.4125000, 140.2250000 35.4166667, 140.2187500 35.4166667, 140.2187500 35.4125000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral