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:     Every teacher likes him .  
 Person2:  They say he can sum up like winking .  
 Person1:      How he manages to do that is always a mystery to me .  
 Person2:  Maybe he's gifted in that . 

0