answer: #Person1# and #Person2# are chatting about their family's background.
documents: #Person1#: How many persons are there in your family?
  #Person2#: There are three, my parents and I.
  #Person1#: Do you live together?
  #Person2#: No, I live alone in a flat near my work place.
  #Person1#: Do you often go back to see your parents.
  #Person2#: Yes, almost once a week.