1-4
: 1s cast to 2nd place & lead back up to 1st place as 2s lead up & cast
  back to 2nd place **while**

: 3s lead down to 4th place & cast back up to 3rd place as 4s cast up to
  3rd place & lead back down to 4th place
5-8
: 1s+2s also 3s with 4s dance RH across
9-16
: 2s+3s cast round their corners (2 bars) (2M&3L pass corner RSh, 2L&3M
  pass corner LSh), meet partner in centre, 2s lead down under arch made
  by 3s who dance up (4 bars), 2s+3s cast round corners (2 bars)
17-20
: 2M+3M make arch & cross over, 2L+3L dancing under arch (2 bars), 2s+3s
  cast round corners (2 bars)
21-24
: 3s dance down under arch made by 2s who dance up
25-28
: 2s+3s cast round their corners (2 bars), 2M+3M make arch & cross over,
  2L+3L dancing under arch (2 bars)
29-32
: 1s+2s also 3s+4s dance RH across, all couples finishing facing up in
  centre ready for...
33-40
: 1s+2s also 3s+4s dance allemande. End 2 1 4 3

: Repeat with new 2nd & 3rd couples