Dataset { Float32 T[T = 12]; Float32 Y[Y = 684]; Float32 X[X = 620]; Grid { ARRAY: Float32 partial_Y[T = 12][Y = 684][X = 620]; MAPS: Float32 T[T = 12]; Float32 Y[Y = 684]; Float32 X[X = 620]; } partial_Y; } partial_Y;