1-8
: 1s cross down, set to 3s, 1M+3L lead up behind 2L & into centre as 1L+3M
  lead down behind 4M into centre
9-16
: 1M+3L also 3M+1L advance 2 steps down/up & Men lead own partner to
  original places (by facing out turning round to left), 1s+2s+3s turn
  LH ready for ...
17-24
: 1s+2s+3s Promenade
25-32
: 1s cast 2 places, lead up the middle to top & cast to bottom