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 kind of books do you like ?  
 Person2:  I like reading novels about early America .  
 Person1:      Really ? Me too .  
 Person2:  Which one do you like best ?  
 Person1:      I prefer the novels by Hemingway , such as The Old Man and the Sea . I like the simple words in his novels .  
 Person2:  Yup . Though the words he used are simple , but the spirit he has conveyed is great .  
 Person1:      Absolutely ! 

1