1-8
: 1s+3s Petronella turn in centre & set.  1s+3s change place RH with
  partner, 1L+3M change places LH
9-16
: 1s+2s+3s dance 'Reel of 4 and Chase':

: 1M+3L dance 1/2 reel of 4 then dance clockwise through own sidelines to
  position as bar 9

: **While** 1L+3M pass facing person RSh then dance clockwise round to
  rejoin reel at opposite end.  1L+3M do not pass on bar 16 but pull
  back RSh to end 1L facing up, 3M facing down

: **While** 2s dance clockwise (2 bars), join at ends to dance 1/2 reel
  of 4, then dance clockwise back to original places
17-24
: 1s+3s dance Petronella turn to original places.  1s+2s+3s set & turn
  partners RH, all finishing in centre joining both hands, ready for ...
25-32
: 1s+2s+3s dance 3 couple Poussette (1s move 2 places down **while** 2s+3s
  move up 1 place)