1-8
: 1s lead down the middle & back to top. 2s & 3s step in on bar 8 ready
  for ...
9-16
: 1s+2s+3s Promenade ending with 1s casting to 2nd place
17-24
: 1s pass by the right & turn 1st corners RH to end L between 2s & M
  between 3s, 1s pass by the right & turn 2nd corners RH to end between
  crnrs
25-32
: 1M dances RH across with 2s & 1L with 3s, 1L dances up between 2s &
  casts to 2nd place own side as 1M dances between 3s & casts up