1-8
: 1s+2s dance the Knot. 1s finish facing 1st corners
9-16
: 1s+1st corners set, turn 2H (4 bars) with 1s leading 1st corners into
  the middle back-to-back with other pair to finish facing 2nd corners &
  all set (1s+1st corners to 2nd corners).
17-24
: 1s+1st+2nd corners circle 3H round to the left with 1s+1st corners
  continuing to dance into the middle to finish facing other
  pair. 1s+1st corners set & corners cast back to place **while** 1s 3/4
  turn RH to face up in the middle
25-32
: 1s lead up crossing, cast to 2nd place on own sides & turn 3s 1.1/2
  times (M RH, L LH).  2 3 1