1-8
: 1s dance in & cast 2 places (2s+3s step up 3-4); 2s+1s turn partners RH
  to end in middle, 2s facing down, 1s facing up
9-16
: 2s+1s dance R&L up/down set
17-24
: All dance 6H round & back
25-32
: 3M+2s (at top) & 3L+1s (at bottom) dance reels of 3 across (3M+2L &
  3L+1M pass RSh). 3s curve into centre BtoB, 3M facing up, 3L down
33-40
: 3s dance Crown Triangles with 2s+1s, 3s petronella turn to 2nd place own
  side. 2 3 1