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:     Do you like snakes ?  
 Person2:  Of course not . I'm afraid of them .  
 Person1:      I mean , do you like snake meat ?  
 Person2:  I'm afraid I'll feel sick at the sight of it . 

1