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've been told that you are a very successful businessman abroad . I wonder how you managed to achieve such success ?  
 Person2:  Oh , through a lot of hard work , of course .  
 Person1:      I suppose that in a foreign country it was difficult at first , wasn't it ?  
 Person2:  Surely it was , especially when you only knew few people and little English .  
 Person1:      You mean you didn't know much English then ?  
 Person2:  Right . I only knew a few English sentences .  
 Person1:      That's incredible . Could you tell me what you did to make a start ?  
 Person2:  First , I worked as a servant .  
 Person1:      Really ? I wish you could tell me more about your experience .  
 Person2:  I'd like to , but I must run to a meeting . 

1