1-8
: 1s set, 1/2 turn RH moving down to face each other in 2nd place (2s step
  up); 1s set & turn LH to face 1st corners
9-16
: 1s turn 1st corners RH, 1s dance Snake Pass with 1st corners: 1L
  followed by 2M & 1M followed by 3L pass LSh in the middle, dance out
  to the side, down/up to 2nd place, 1s pass RSh to face 2nd corner
  leaving 1st corners in diag opp place
17-24
: 1s turn 2nd corners LH & repeat Snake pass with 2nd corners, passing RSh
  in centre. 1s end in 2nd place own side. (3) 1 (2)
25-32
: 1s dance diag R&L (Man down, Lady up).  2 1 3