1-8
: 1s+2s on sides, 2s+3s set on sides, 1s+2s+3s set advancing to partners
  into prom hold facing up
9-16
: 1s+2s+3s Promenade
17-24
: 1s cross RH, cast to bottom of set, pass RSh & cast back to places
25-32
: 1s+2s+3s set turning to face down **while** 4s set turning to face up,
  4s change places RH with 3s, LH with 2s & RH with 1s
33-40
: All circle 8H round & back