1-8
: All advance 2 steps & retire, 1s & 4s turn RH 1.1/2 times to form square
  set
9-16
: 1s+4s advance 2 steps & retire, 1M+4M also 1L+4L turn RH 1.1/2 times to
  face corners
17-24
: All set & change places with corners 2H, 2s+3s dance RH across once
  round
25-32
: 1s & 4s set to partners & change places RH, 2s+3s advance, turn to face
  top & dance into 1st & 2nd places longwise formation