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 does your friend Jim do ?  
 Person2:  He is a teacher , but he makes a little money on the side by repairing cars in his free time .  
 Person1:      He can repair cares ? I cannot believe it .  
 Person2:  Believe me , he is the first-class . 

1