1-8
: All dance 1/2 Grand Chain; set to partner & turn 2H
9-12
: 1s+3s cross (3s pass between 1s), Ladies cross in front of partner & all
  face corners
13-16
: 1s+3s set to & turn corners 2H
17-24
: 2s+4s repeat 9-16 (2s passing between 4s). 1 2 3 4
25-28
: 1L+3L turn 3/4 RH, then 1L+4M also 3L+2M turn LH
29-32
: 1L+3L turn RH to face partner **while** 2M+4M turn partner RH, then
  1L+3L turn partners LH
33-40
: 2L+4L repeat 25-32 with 1M+3M
41-48
: 1s+3s advance, join NH with opp person & dance out between side couples
  & cast back into centre; 1s+3s dance RH across back to place
49-56
: 2s+4s repeat 41-48 dancing LH across back to place
57-64
: All dance 1/2 Grand Chain; set to partner & turn 2H

{{explanation}}
Repeat 1-64, 1s passing between 3s (bars 9-10); 4s passing between 2s (bars 17-18)