1-4
: All Adv+Ret
5-8
: 1s+4s Petronella turn into centre & set to partner **while** 2s+3s face
  on sides, set, change places RH, 2s dance down to 4th place, 3s up
  to 1st place
9-12
: 1s+4s dance 1/2 reel of 4 up/down centre
13-16
: 4s+3s (at top) also 1s+2s (at bottom) dance 3/4 RH across, 3s & 2s
  remain in centre facing partners, 4s & 1s end on own side
17-20
: 3s+2s dance 1/2 reel of 4 up/down centre
21-24
: 2s+4s (at top) also 3s+1s (at bottom) dance 3/4 RH across, 4s & 1s
  remain in centre facing partners, 2s/3s end on own side (1st/4th
  place)
25-28
: 4s & 1s face out of nearest end, join RH with partner, lead out of ends
  & cast to 2nd/4th place.  2 4 1 3
29-32
: All turn RH (or birl)