1-8
: 1s & 3s cast 1 place & dance LH across 1.1/2 way to end facing corners
  (1M-5L, 1L-4M, 3M-4L, 3L-2M)
9-16
: 1s & 3s dance 1/2 diagonal reel of 4 with 1st corners, 1/2 diagonal reel
  with 2nd corners & end facing 3rd corner
17-24
: 1s & 3s dance 1/2 diagonal reel with 3rd corners ending on side
  (5 3 4 1 2) & all set & cross RH
25-32
: 5s+3s also 4s+1s Set+Link & dance RH across
33-40
: All dance 5 couple Set+Link twice (as 3 couple Set+Link but 2 couples on
  left dance up/down **while** others 3 cast & chase).  2 4 1 5 3