Definition: You are given a conversation between two people. 'Person1:' and 'Person2:' are used to separate their respective dialogues. If the conversation begins with a question, label it '1' otherwise '0'.
Input:  Person1:     Aren ’ t you going to swim ?  
 Person2:  Are you kidding ? Don't you know I can't swim ?  
 Person1:      You are not telling me that we drove 50 miles to come here for just sunbath , are you ?  
 Person2:  Hey , don't shout . Come here ! Sit closer . Now , Jim , we ’ Ve had a lovely day . Don't spoil it now .  
 Person1:      What about your beautiful bathing suit ? We shopped all day . Don't you want to show it off ?  
 Person2:  Everybody who walks past me sees it . Besides , it's a good sunbathing suit .  
 Person1:      All right . Suit yourself . I am going swimming .  
 Person2:  Jim !  
 Person1:      Yes ?  
 Person2:  Can you get me a beach umbrella and a deck chair ? I am really tired of lying in thousand .  
 Person1:      I've got a better idea . Why don ’ t we hire a boat and go for a ride ? What do you think ?  
 Person2:  Are you serious ? That will be wonderful ! 

1