1-8
: 1s set, cross down RH to 2nd place (2s step up), set & cross RH to 2nd
  place own side, facing out
9-16
: 1s cast Right, meet in centre, turn LH & 1M dances down, casts Left
  round 3L into 2nd place opp side **while** 1L dances up, casts Left
  round 2M into 2nd place opp side
17-24
: 1s dance reels of 3 on opp sides (1M+2L & 1L+3M pass RSh). 1s curve in
  to end facing 1st corners
25-32
: 1s dance 'Hello-Goodbye' setting finishing with Petronella turn to 2nd
  place own sides