Dataset { Float32 Y[Y = 271]; Float32 X[X = 333]; Float32 T[T = 348]; Grid { ARRAY: Float32 partial_X[Y = 271][X = 333][T = 348]; MAPS: Float32 Y[Y = 271]; Float32 X[X = 333]; Float32 T[T = 348]; } partial_X; } partial_X;