Attributes {
    Y {
        String standard_name "latitude";
        Int32 gridtype 0;
        String units "degree_north";
    }
    mask {
        String long_name "Land-Sea Mask";
        String history "Averaged over X[0, 0]";
        String units "unitless";
    }
NC_GLOBAL {
    String Conventions "IRIDL";
}
}