Attributes {
    X {
        String standard_name "longitude";
        Float32 modulus 360.0;
        Float32 period 360.0;
        Int32 gridtype 1;
        String units "degree_east";
    }
    max {
        Int32 expires 1297036800;
        String long_name "$partialdiff sub X$ Land-Sea Mask";
        String units "57.2957795130823 radian-1 east";
        String history "max over Y[89.5S, 89.5N]";
    }
NC_GLOBAL {
    String Conventions "IRIDL";
}
}