{{explanation}}
1 chord: Honour partner then Men face in, Ladies face out

1-8
: All dance 1/2 Schiehallion reel (2 places round), Ladies face out
9-16
: 3s+1s dance 1/2 Men's Chain; 4s+2s dance 1/2 men's Chain. Men end in
  start places, Ladies opposite to starting places, all facing in
17-24
: Ladies Petronella turn one place to right & set to new partner; All turn
  partner RH (or birl)
25-32
: All circle 8H round to left (6 slip steps), pivot & chase anticlockwise
  back to place to end 1M+4L, 2M+1L, 3M+2L, 4M+3L

{{explanation}}
Repeat 3 more times to finish with original partner