{{explanation}}
3s & 4s start on opp sides

1-8
: 1s & 4s set, 1/2 turn LH, 1L followed by partner dances out
  between 2M+3L & cast to 4th place Men's side as partner returns to
  place **while** 4s dance similarly 4L ending in 1st place Ladies side
  & 4M in original place
9-16
: 1L+4M also 1M+4L turn RH 1.1/2 times, 1s+4s cast to centre **while** 2s
  & 3s cross LH up/dn, 1s+4s dance RH across 1/2 way **while** 2s & 3s
  set
17-24
: 1s (in prom hold) dance reel of 3 with 2L+3M (RSh to 2L to
  start) **while** 4s dance reel of 3 with 2M+3L (RSh to 3L to start)
25-32
: 1s+4s dance RH across 1/2 way, give LH to crnr & Balance in St Andrews
  Cross, 1s+4s dance 1/2 RH across & all change pl with ptnrs 2 4 (1)
  (3)