メタデータ名 C47210-19720515
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.3625000 35.4000000, 136.3687500 35.4000000, 136.3687500 35.4041667, 136.3625000 35.4041667, 136.3625000 35.4000000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral