answer: #Person1# sees a pretty girl. James says she's a friend of his sister and would like to introduce #Person1# to her.
documents: #Person1#: James, look at the girl over there! She's pretty, isn't she!
  #Person2#: Who? The girl in red or the one in blue?
  #Person1#: Neither, I mean the girl in white behind them. She looks really pretty.
  #Person2#: Oh, that's Mary. She's a friend of my sister Anna.
  #Person1#: So do you know her?
  #Person2#: Yes, Anna invited her to our home last Sunday. We talked for a while. I'm sure she remembers me. Do you want me to introduce you to her?
  #Person1#: Certainly.