1-4
: 1s slip step down (2 bars), drop hands nearest top & both set as 1L
  pulls back RSh to Bto B with partner, 1L faces 3M & 1M faces 3L (3s
  set & 2s step up 3-4)
5-8
: 1s turn 3s (1M+3L RH, 1L+3M LH) to end 1s between 3s all facing up in
  line across; 1s+3s set
9-12
: 1s slip step up middle (2 bars), drop hands nearest bottom of set, &
  both set as 1L pulls back RSh to face 2L & 1M faces 2M (2s set 11-12)
13-16
: 1s 3/4 turn 2s (1M+2M LH, 1L+2L RH), 1s end in 2nd place own side, 2s in
  1st place, 2s+1s set to partners. 2 1 3
17-24
: 2s+1s dance 1/2 R&L with full LH turn on opp sides; 2s cross RH to own
  sides (in top place) as 1s cross & dance RSh round 3rd corners back to
  2nd place own sides facing down
25-32
: 2s+1s+3s dance Grand Chain