1-8
: 1s & 3s petronella turn into middle, 1/2 turn partners RH retaining
  hands set, 3/4 turn partners RH back to original places facing out
9-16
: 1s dance reels of 3 on own sides dancing out to start & end facing out
17-24
: 1s cast behind 2s as 2s dance lead up for 2 couple Promenade & end with
  2s dancing out to top place **while** 1s remain in middle
25-32
: 1M+2M turn LH **while** 1L+2L turn RH, 1M+3M turn RH **while** 1L+3L
  turn LH & 1s end 2nd place own sides