メタデータ名 C15217-19940302
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.4062500 36.3875000, 136.4125000 36.3875000, 136.4125000 36.3916667, 136.4062500 36.3916667, 136.4062500 36.3875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral