{{explanation}}
Longways set for any number of couples

1-8
: 1s turn RH (spin or birl)
9-16
: 1s turn next dancer on opp side LH (2 bars), turn partner in middle RH
  (2 bars) & continue down lines, turning dancer on opp side then
  partner in middle until reaching bottom where 1s turn partner to end
  of phase

{{explanation}}
New couple starts every 16 bars