1-8
: 1s+2s circle 4H round to left, set facing up/down & change places 2s
  making arch
9-16
: 2s+1s dance DoSiDo, 2M+1M turn RH **while** 2L+1L turn LH
17-24
: 1s dance down below 3s & cast up to 2nd places, dance up between 2s &
  cast to 2nd places
25-32
: 2s+1s dance R&L