1-8
: 1s+2s set, cross RH, set & cross back RH
9-16
: 1s lead down the middle for 3 steps, back to top, cast to 2nd place &
  face 1st corners
17-24
: 1s set & turn 1st corners, set & turn 2nd corners ending between 2s & 3s
  on opposite sides
25-32
: 2s+1s+3s Adv+Ret, 1s turn 2H 1.1/2 times