1-8
: 1L+2L dance across between 1M & 2M, cast round partner back to places &
  1s+2s set
9-16
: 1s+2s+3s all chase round clockwise back to places
17-24
: 1s+2s+3s dance Allemande
25-32
: 3s cast down 2 places **while** 1s lead up to top & cast 1 place to face
  1st corners, set to 1st corner & set to 2nd corner
33-40
: 1s dance reel of 3 on opposite sides giving RSh to 2nd corners & cross
  RH to 2nd places