1-2
: All set, Ladies set advancing pulling back RSh to end BtoB in centre
  facing out between partner & corner
3-8
: All set as in Double Triangles, all set advancing pulling back RSh to
  invert triangle & set (Men now in centre BtoB facing out)
9-12
: Men turn Lady to right RH
13-16
: Men change places LH with partner & Men leading, followed by partner,
  chase anticlockwise 1 place
17-24
: All join hands with partner (Lady on Man's left) & Adv+Ret; All Set+Link
25-32
: All Adv+Ret; all set & Petronella in Tandem 1 place anticlockwise