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:     I'm afraid I forgot to lock the door . 
 Person2:  You're so careless , Billy . 
 Person1:      Sorry , Mum , I'll lock it right away . 
 Person2:  I've done it for you . 

0