1-4
: 1M casts off one place and dances into the middle between 1st and 2nd
  place (2M steps up 1-2), 1M sets to 1L+2L (who join hands & set)
5-8
: 1M+1L+2L dance RH across. 1M ends in 2nd place own side facing out & 1L
  in 1st place own side facing out
9-12
: 1L+1M cast one place and dance into the middle (2L steps up 9-10), 1L
  sets to 2M+3M **while** 1M set to 3L+4L
13-16
: 1L+2M+3M also 1M+3L+4L RH across. 1L ends in 2nd place own side facing
  out. 1M ends in 3rd place own side.
17-20
: 1L casts down one place and into the middle to face 1M+4M (3rd/4th
  place), 1L sets to 1M+4M
21-24
: 1L+1M+4M dance RH across. 1L ends in 3rd place own side. 2 3 1 4
25-32
: All 4 couples turn partner RH, 2s face 3s, 1s face 4s on sides; 2s+3s
  turn LH and 1s+4s slow turn LH 1/2 way to change places. End 2 3 4 1