1-8
: 1s+2s RH across, LH back
9-16
: 1s set, cast to bottom & lead up to 1st corners (2s step up)
17-24
: 1s turn 1st corner RH, partner LH, 2nd corner RH & partner LH to end
  in 2nd place on own side
25-32
: 2s+1s+3s+4s Adv+Ret & 1s cast to 4th place (2s+3s+4s step up)