1-8
: 2s & 4s cast up 1pl **while** 1s & 3s petronella turn into middle & all
  set, all petronella turn (1s & 3s onto sides & 2s & 4s into middle M)
9-16
: 1s+2s also 3s+4s dance reels of 4 across (2s & 4s pass partner LSh to
  give RSh to sides)
17-24
: 2M+4L turn LH 1.1/2 times **while** others chase anticlockwise 1/2 way,
  4s+3s also 2s+1s dance LH across
25-32
: All set & 3s+1s set **while** 4L+2L turn left about to face down as
  partners dance down to join NH & 4s+2s dance down, 2s cast up to top &
  4s to 3rd place. 2 3 4 1

{{explanation}}
Repeat in Reel time