domain: "[ni, nj, nk] -> { S_4[i, j, k] : k <= -1 + nk and k >= 0 and j <= -1 + nj and j >= 0 and i <= -1 + ni and i >= 0; S_2[i, j] : j <= -1 + nj and j >= 0 and i <= -1 + ni and i >= 0 }"

child:

  set:

  - filter: "[ni, nj, nk] -> { S_4[i, j, k]; S_2[i, j] }"

    child:

      schedule: "[ni, nj, nk] -> [{ S_4[i, j, k] -> [(i)]; S_2[i, j] -> [(i)] }, { S_4[i, j, k] -> [(j)]; S_2[i, j] -> [(j)] }, { S_4[i, j, k] -> [(k)]; S_2[i, j] -> [(0)] }]"

      permutable: 1

      coincident: [ 1, 1, 0 ]

      child:

        sequence:

        - filter: "[ni, nj, nk] -> { S_2[i, j] }"

        - filter: "[ni, nj, nk] -> { S_4[i, j, k] }"