Dataset { Float32 Y[Y = 270]; Float32 X[X = 324]; Float32 T[T = 36]; Grid { ARRAY: Float32 partial_X[Y = 270][X = 324][T = 36]; MAPS: Float32 Y[Y = 270]; Float32 X[X = 324]; Float32 T[T = 36]; } partial_X; } partial_X;