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:     What did you think of the film ?  
 Person2:  I liked it . I thought it was great .  
 Person1:      Yes , I liked it , too . Did you like the acting ?  
 Person2:  Yes . I thought it was excellent . Didn't you ?  
 Person1:      Not really . I thought it was disappointing .  
 Person2:  It's a nice cinema , isn't it ?  
 Person1:      Do you think so ? I don't like it very much . I found it rather uncomfortable . 

1