1-8
: 1s dance down centre of set & cast back to places **while** 4s cast to
  top & dance down to places
9-16
: 2s+3s dance RH across, lead out of ends & cast back to places
17-24
: All set (HS) & turn partner twice
25-32
: 1s & 3s dance down under arches of 2s/4s who dance up, repeat with 1s
  & 3s making arches; 2s, 3s & 4s make arches & 1s dance to 4th
  place. 2 3 4 1