{{explanation}}
Start 5s in centre facing 1s

1-8
: 5s+1s+3s all in prom hold dance RSh reels of 3 up/down & 5s end in
  centre facing 4s
9-16
: 5s+4s+2s all in prom hold dance LSh reels of 3 across & 5s end facing 4s
17-24
: 5L+1s dance RH across **while** 5M+3s dance LH across, 5L+2s dance LH
  across **while** 5M+4s dance RH across & 5s end facing 1s
25-32
: 5s+1s set & circle 4H round to left 1/2 way, 5s+2s+3s+4s set & chase
  anticl'wise 1 pl **while** 1s (in middle) set to each other & turn RH
  to face top