1-8
: 1s+3s dance RH across, 1M & 3L dance out between 2s **while** 1L & 3M
  dance out between 4s & all cast back to places
9-16
: 1s in prom hold dance reel of 3 across with 4M+2L (pass 2L
  RSh) **while** 3s in prom hold dance reel of 3 with 2M+4L (pass 2M
  RSh)
17-24
: 1s+3s dance Ladies' Chain .
25-32
: All Men followed by partners chase 1/2 way round set. All set &
  petronella-in-tandem to next place to right.  4 1 2 3