1-4
: 1s set, cast 1 place (2s step up bars 3-4)
5-8
: 1s cross RH & cast round 3s ending in 2nd place in middle BtoB facing
  opposite sides
9-12
: 2s+1s+3s set as in Double Triangles. 1s, retaining RH, turn 1st corners
  once round
13-16
: 1s, passing partner LSh, dance 1/2 diag reel of 4 with 3rd corners (1s
  pass 3rd corners RSh to begin). 1s finish in 2nd place in middle BtoB
  facing opposite sides
17-20
: 2s+1s+3s set as in Double Triangles. 1s, retaining LH, turn 2nd corners
  once round
21-24
: 1s, passing partner RSh, dance 1/2 diagonal reel of 4 with 4th corners
  (1s pass 4th corners LSh to begin). 1s finish in 2nd place on opposite
  sides facing out
25-32
: 1s cast LSh round 2nd corners (1M up, 1L down), pass partner RSh up/down
  middle of set, cast RSh round 4th corners to finish in 2nd place own
  sides  **while** 3s+2s set (facing up/down) & change places RH on
  sides. 3s+2s set & cross RH. 2 1 3