1-8
: 1s & 3s advance & 1/2 turn opposite partner RH, twirl & dance out to
  opposite side, 2s+4s repeat
9-16
: All Ladies set & petronella turn to next place on right, Men repeat
17-24
: All Reverse Set+Link, 1L+3L dance 1/2 Ladies Chain
25-32
: 1M+3M dance 1/2 Men's Chain, dance RH across 1/2 way & turn partner into
  prom hold to face 3rd/1st pl **while** 2s+4s set & turn RH into prom
  hold
33-40
: All dance reel of 4 up/down (3s give RSh to 4s at top & 1s RSh to 2s) 3s
  & 1s end passing RSh to curve out to 2nd/4th places