1-4
: 1s+2s set. 1s cast **while** 2s cross up LH to 1st place & face out.
  (2) 1 3
5-8
: 2s+1s dance 1/2 double Fig of 8 (1s cross up to start) to finish 2s
  facing out, 1s facing in.  2 (1) 3
9-16
: 1s dance RSh reels of 3 on the sides (1s give RSh to 2nd corners).
  Corners loop at the end
17-20
: 1s dance 1/2 LSh reel across the dance (1L with 3s, 1M with 2s). (2) 1
  (3)
21-24
: 1s Petronella turn into lines across (1L between 2s, 1M between 3s), 1s
  set
25-32
: All Set+Link for 3, all turn RH.  2 1 3