Dataset { Int32 P[P = 12]; Float32 X[X = 144]; Float32 T[T = 416]; Grid { ARRAY: Float64 adif[P = 12][T = 416][X = 144]; MAPS: Int32 P[P = 12]; Float32 T[T = 416]; Float32 X[X = 144]; } adif; } adif;