text: Kate: Can we start?
  Pauline: Yes. Go first.
  Martha: Go ahead.
  Kate: <photo_file>
  Pauline: Good. 
  Martha: Seems perfect to me.
  Kate: <photo_file>
  Pauline: There is a mistake in the second row.
  Kate: True. I'll correct it. 
target: Kate will correct the mistake in the second row.