1-8
: 1s set, cross RH, cast 2 places & dance up to BtoB in centre, 2nd place
  facing opp sides (2s step up 5-6)
9-16
: 2s+1s+3s dance Inverted Double Triangles: All set, 1s set advancing &
  turn R about to face in **while** 2s & 3s dance in & turn R about to
  face out; repeat ending with 1s in centre facing 1st corners
17-24
: 1s dance 1/2 diag reel of 4 with 1st corners, pass RSh, 1s dance 1/2
  diag reel of 4 with 2nd corners & end in 2nd place opp side
25-32
: 1s cross RH & cast right **while** 2s+3s set & change places RH on
  side; 1s cross RH up/down & cast right **while** 2s+3s set & cross RH.
   2 1 3