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:     Sir , here is your curried beef .  
 Person2:  Well . I am afraid you have made a mistake . It's not the dish I ordered .  
 Person1:      Let me see , I am sorry . It's for table 11 .  
 Person2:  It doesn't matter . 

0