1-8
: 1s+2s dance Poussette.  1 2
9-16
: 1s lead down & back up to 2nd place (2s step up bars 11-12).  2 1
17-24
: 2s+1s dance RH across, 2L+1M 1/2 RH turn, pull back RSh & dance out to
  each other's place **while** 1L & 2M chase 1/2 way clockwise
25-32
: 1s+2s dance LH across. 1L+2M 1/2 LH turn, pull back LSh & dance out to
  each other's place **while** 1M+2L chase 1/2 way anti-clockwise.  2 1