answer: #Person2# thinks smoking is harmful and cigarette producing should be stopped. #Person1# suggests printing a warning.
documents: #Person1#: What do you think of smoking? 
  #Person2#: It's harmful. Not only for yourself but also for others.
  #Person1#: So do you think it should be stopped?
  #Person2#: Yes, of course.
  #Person1#: What in your opinion can be done to stop smoking? 
  #Person2#: Stop producing cigarettes. 
  #Person1#: But that'll affect the national economy. 
  #Person2#: That's right. But I don't think there are better ways. 
  #Person1#: How about printing a warning on each cigarette packet? 
  #Person2#: Maybe it can take effect.