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:     What do you usually do in your work time ?  
 Person2:  Some routine job . Files , documents , faxes and so on .  
 Person1:      Are you usually busy ?  
 Person2:  It depends . Sometimes I am very busy .  
 Person1:      What depends ?  
 Person2:  Oh , that means I can't make sure for my own .  
 Person1:      Oh , I see . 

1