  mesh
   radial trisection
    starting block id offset 10
    trisection blocks, 1
    numz 1
      zblock 1 10. interval 8
    numr 1
      rblock 1 1.0 interval 2
    numa 1
      ablock 1 90. interval 4
    end
   set assign
        sideset, klo, 20
        sideset, klo, 1
        sideset, jlo, 30
        sideset, jhi, 40
    end
  end

  mesh
   radial trisection
    starting block id offset 10
    trisection blocks, 1
    numz 1
      zblock 1 10. interval 8
    numr 1
      rblock 1 1.0 interval 2
    numa 1
      ablock 1 90. interval 4
   offset = 0.0 0.0 -15.0
    end
   set assign
        sideset, klo, 21
        sideset, klo, 11
        sideset, jlo, 31
        sideset, jhi, 41
    end
  end

