1-8
: 1s cross down to face out between 2s & 3s & set as in Double Triangles
  (2s step up bars 1-2); 1s dance out, cast round 1st corners into
  centre & pull back RSh to end BtoB, 1L facing up, 1M facing down
9-12
: 1L+2s & 1M+3s set as in Double Triangles, 1s PdB out & pull back RSh to
  face down/up **while** 2s & 3s PdB in & pull back RSh to face out
13-16
: 1s cross RH up/down centre & cast to right into 2nd place opp
  sides **while** 2s & 3s set turning cl'wise & chase 1 place (2L to 3L,
  3M to 2M place)
17-20
: 1s cross RH, cast to right to end 1L between 3rd pstns facing up & 1M
  between 2nd pstns facing down **while** 2s+3s set & chase cl'wise 1
  place to end 3s in 1st place & 2s in 3rd place both on opp sides.
21-24
: 1s pass LSh to dance 1/2 diagonal reel with 4th corners (pstns) to end
  facing 3rd corner (pstns).
25-28
: 1s dance 1/2 diagonal reel with 3rd corners (pstn) ending BtoB facing
  own sides in 2nd place
29-32
: 2s+1s+3s set as in Double Triangles, 1s set advancing into 2nd place own
  sides. 2 1 3