Attributes {
    glwd_id {
        Float32 pointwidth 1.0;
        Int32 gridtype 0;
        String units "unitless";
    }
    int_dglwd_id {
        String PGtype "varchar";
        String long_name "$partialdiff sub glwd_id$";
        String units "ids";
    }
NC_GLOBAL {
    String Conventions "IRIDL";
}
}