Dataset { Float32 X[X = 7200]; Float32 T[T = 12]; Float32 Y[Y = 1999]; Grid { ARRAY: Float32 partial_Y[T = 12][Y = 1999][X = 7200]; MAPS: Float32 T[T = 12]; Float32 Y[Y = 1999]; Float32 X[X = 7200]; } partial_Y; } partial_Y;