1-4
: 1s+2s also 3s+4s dance 1/2 RH across (2 bars), 1s+4s dance 1/2 LH
  across **while** 2s+3s turn partner LH (2 bars)
5-8
: Repeat bars 1-4 from new positions, ending 4 3 2 1
9-16
: All set, cross RH, set & cross back RH
17-24
: Repeat bars 1-8 ending original places
25-30
: 1s cross RH to 2nd place as 2s step up, 1s cast to 3rd place as 3s dance
  up to 2nd place, 1s cross LH to 4th place as 4s step up
31-32
: All turn partner 2H to end 2 3 4 1