1-8
: 1s & 3s set, turn RH, 1L also 3M followed by partner casts down/up on
  own side & crosses to opposite side
9-16
: 3s+2s+1s circle 6H round & back
17-20
: 3s+1s set & petronella-in-tandem **while** 2s set & petronella turn.
21-24
: Repeat 17-20
25-32
: 1s+3s set & dance RH across **while** 2s cross RH & chase clockwise 1/2
  way, 1s cast to 2nd place **while** 2s cross up to 1st place.
  End 2 1 3