1-8
: 1s also 3s passing RSh dance diagonal reel of 3 with 2L/4L
9-16
: 1s also 3s passing LSh dance diagonal reels of 3 with 2M/4M
17-24
: 1s & 3s lead down the middle & turn partners RH into 2nd/4th places (own
  sides), 2s & 4s dance DoSiDo
25-32
: 2L+1M also 4L+3M change places RH, 2M+1L also 4M+3L change pl RH, 1s
  turn 2H **while** 2s+3s+4s advance & turn partners 2H 1/2 way
33-40
: 1s (on opposite sides) dance between 2s giving nearer hand to 2s in
  passing, other hand to 3s, between 4s to 4th place & cross RH to own
  sides