メタデータ名 C31367-19880210
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.8437500 34.9083333, 136.8500000 34.9083333, 136.8500000 34.9125000, 136.8437500 34.9125000, 136.8437500 34.9083333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral