Dataset {
    Int32 P[P = 4];
    Float32 T[T = 73];
    Float32 Y[Y = 73];
    Float32 X[X = 144];
    Structure {
        Structure {
            Grid {
             ARRAY:
                Float64 vpot[T = 73][P = 4][Y = 73][X = 144];
             MAPS:
                Float32 T[T = 73];
                Int32 P[P = 4];
                Float32 Y[Y = 73];
                Float32 X[X = 144];
            } vpot;
        } PressureLevel;
    } Intrinsic;
} pc9920;