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:     Honey , do you know what color the carrot is ?  
 Person2:  Mom , it's orange ?  
 Person1:      Wow , my son is so clever .  
 Person2:  Mom , that's a stupid question .  
 Person1:      Really ?  
 Person2:  I am not a child at all . I know more .  
 Person1:      Oh , my son looks like a grown-up .  
 Person2:  Sure . Mom , I can take care of you .  
 Person1:      No kidding . So tell me what's your favorite color ?  
 Person2:  I like blue . You see , that's the color of the sky . I wanna be a superman .  
 Person1:      Why ?  
 Person2:  I hope I can fly to any place like superman . So I can touch the sky .  
 Person1:      OK , superman . Put on your cape , we are going to fly home . 

1