1-8
: 1s turn RH retaining hands briefly in centre & 1L crosses down RSh round
  2M **while** 1M dances RSh round 2L. 1s end BtoB between 2s facing opp
  sides
9-16
: Modified "Spurtle":

: **9-12** 1s dance 1/2 reel of 4 with 2s & 1/2 turn partner RH to face 3s

: **13-16** 1s dance 1/2 reel of 4 with 3s & 1s cross RH to 3rd place own
  side
17-24
: 3s+1s set, dance 1/2 RH across; 2s+1s set, dance 1/2 LH across remaining
  in centre facing up ready for ...
25-32
: 1s+2s dance Promenade, bars 31-32 1s cast & 2s dance up to top. 2 1 3