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:     Congratulations , Vivian . You won the grand prize , again .  
 Person2:  Isn't it just great ! I just knew I'd win !  
 Person1:      You did ? How ? Did you wear red underwear again this year ?  
 Person2:  Not only that !  
 Person1:      Tell me ! Tell me ! What's your secret ? !  
 Person2:  OK , OK . I'll whisper it to you , but you have to promise not to tell anyone !  
 Person1:      What ? ! You did that ? ? ! ! ! 

0