dialogue: #Person1#: Lily, do you know Lizzy? 
  #Person2#: Lizzy who? 
  #Person1#: Lizzy smith. 
  #Person2#: Of course I do. 
  #Person1#: Then, Do you know her younger sister? 
  #Person2#: You mean Mary? 
  #Person1#: Yes. 
  #Person2#: Sure. I know her elder sister Sue and younger sister Mary. 
  #Person1#: Oh, not bad. Then do you know her mother? 
  #Person2#: Yes, certainly. I know her mother and father, and brother and sisters, too. 
  #Person1#: That sounds terrific. 
  #Person2#: Why do you ask me these questions? 
  #Person1#: I just want to visit the family some day. 
summary: #Person1# asks Lily about Lizzy's family because #Person1# wants to pay a visit.
topic: family