{{explanation}}
5s in centre facing 1s

1-8
: All set. 4s dance 1/2 LH across with 5M, as 2s dance 1/2 RH across with
  5L. All repeat bars 1-4
9-16
: 5s dance Fig of 8 round 1s & 3s (dancing between 1s to start), taking
  hands when meeting & end facing each other in centre
17-24
: 1s+2s+3s+4s dance crescent reels of 4 on sides (starting BtoB with
  partner) **while** 5s dance HS for 4 bars & turn RH for 4 bars
25-32
: 1L+5L change places RH then 1M+5M change LH, 1s set & turn RH ready to
  start again (as new 5s) **while** outside couples join hands with
  partners, set & dance 1 place clockwise