1-8
: 1s+3s dance RH across **while** 2s & 4s chase 1/2 round clockwise; 2s+4s
  dance RH across **while** 1s & 3s chase 1/2 round clockwise.  3 4 1 2
9-16
: Repeat 1-8 back to original places.  1 2 3 4
17-24
: All dance Grand Chain (1 bar per hand)
25-28
: All turn partner RH into prom hold facing in
29-40
: Promenade reel of 4 up/down (1s/3s pass 2s/4s RSh to start). 1s/3s end
  facing out at top/bottom with 2s behind 1s, 4s behind 3s
41-44
: Couples separate, 1s followed by 2s cast away from partners to
  sides **while** 3s+4s dance similarly to meet 'new partner' (1M+3L
  followed by 2M+4L facing across to 1L+3M followed by 2L+4M)
45-48
: Couples dance across, 1L+3M & 2L+4M dancing under arches made by 1M+3L
  & 2M+4L, Men cross in front of Ladies & followed by 'new partner'
  chase clockwise to end in square set, 4M+2L, 3M+1L, 2M+4L, 1M+3L
49-56
: All circle 8 hands round and back.

{{explanation}}
Repeat 1-56 back to original partners & places