Dataset {
    Float32 Y[Y = 270];
    Float32 X[X = 325];
    Float32 T[T = 723];
    Grid {
     ARRAY:
        Float32 tmean[T = 723][Y = 270][X = 325];
     MAPS:
        Float32 T[T = 723];
        Float32 Y[Y = 270];
        Float32 X[X = 325];
    } tmean;
} tmean;