{{explanation}}
3s & 4s on opp sides

1-8
: 1s & 4s set then cast to 2nd/3rd places, 1s & 4s dance 1/2 Fig of 8
  round 2s/3s. 2(1)4(3)
9-16
: 1s & 4s 1/2 turn partner RH & dance 1/2 RH across, 1s & 4s turn partner
  RH to end in Prom hold (4s facing up, 1s down)
17-24
: 4s dance reel of 3 across passing 2L RSh as 1s dance reel of 3 across
  passing 3L RSh ending 4s on M's side & 1s end L's side
25-32
: 1s & 4s set & dance 1/2 LH across, 1s & 4s dance 1/2 Ladies' Chain to
  end 2 1(4)(3)
33-40
: 4s followed by 1s lead down for 2 & lead up to top, cross & cast 1s to
  3rd place (opp side) & 4s to 2nd place (own side). 2 4(1)(3)
41-48
: 2s+4s also 1s+3s dance R&L