1-8
: 1s set, cross passing RSh, 1s+2s change places by turning 1.1/2 times
  (1M+2L RH, 1L+2M LH)
9-16
: 1L+2s (at top) also 1M+3s (at bottom) dance LH across, 1s swap end to
  dance RH across
17-24
: 1s set, 1M casts down 1 place as 1L casts up 1 place, meet facing
  up/down in middle & turn 2H 1.1/4 times to 2nd place own sides
25-32
: 2s+1s+3s circle 6H round and back