Attributes {
    feature_id {
        Int32 gridtype 0;
        String units "unitless";
    }
    partial_feature_id {
        String PGtype "varchar";
        String long_name "$partialdiff sub feature_id$ $partialdiff sub feature_id$";
        String units "ids";
    }
NC_GLOBAL {
    String Conventions "IRIDL";
}
}