Attributes {
    X {
        String standard_name "longitude";
        Int32 gridtype 1;
        String units "degree_east";
    }
    mask {
        String long_name "Land-Sea Mask";
        Int32 expires 1297036800;
        String units "unitless";
        String history "Averaged over Y[90S, 90N]";
    }
NC_GLOBAL {
    String Conventions "IRIDL";
}
}