1-8
: 1s+2s circle 4H round to left (end 1s facing down & 2s up), 1s+2s set,
  2s turning inwards cast to 1st places **while** 1s lead down to 2nd
  places
9-16
: 1s dance down behind 3s & 3/4 turn 2H, set & 1L followed by partner
  dance up
17-24
: 1s dance RH across with 2L & dance LH across with 3M 1s end facing 1st
  corners
25-32
: 1s set to 1st corners & turn 2H, set to 2nd corners & turn 2H, 1s end
  facing 3rd corners
33-40
: 1s dance diagonal reel of 4 with corners ending in 2nd places own sides