answer: #Person1# and Anne are discussing #Person1#'s maths teacher and Anne's maths and history teacher.
documents: #Person1#: Our maths teacher is rather humorous. 
  #Person2#: On the contrary, I think he's very serious. 
  #Person1#: No, not at all. His examples are really interesting. 
  #Person2#: So they're easy to remember. 
  #Person1#: Yeah, how about your maths teacher? 
  #Person2#: He's an old antique, very serious. 
  #Person1#: Bad luck, Anne. 
  #Person2#: Hey! How about your history teacher? 
  #Person1#: She's another antique. 
  #Person2#: I'm sorry to hear that.