1-8
: 1s cross RH, cast 1 place, cross LH & cast to the left (Lady up, Man
  down), to end 1L between 2s, 1M between 3s, facing 1st corners
9-12
: 1s dance 1/2 reel of 3 across the set with 2s & 3s (1s pass 1st corners
  RSh to start)
13-16
: 1s petronella turn into 2nd place opp. sides. All set on the side
17-20
: 1s dance 1/2 reel of 3 on the sides with 2s & 3s (1s dance RSh round 2nd
  corner position to start)
21-24
: 1s petronella turn to end 1M between 3s (at top) and 1L between 2s (at
  bottom). All set.
25-32
: All chase 1/2 round clockwise, 1s cross, passing RSh & cast to the left
  to end in 2nd place own sides. 2 1 3