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 is your case against the police ?  
 Person2:  They arrested me for nothing .  
 Person1:      What do you mean ?  
 Person2:  They weren ’ t supposed to arrest me .  
 Person1:      Didn ’ t they let you go ?  
 Person2:  They didn ’ t let me go until the next morning .  
 Person1:      So they kept you at the station ?  
 Person2:  They sure did .  
 Person1:      Did they tell you why they arrested you ?  
 Person2:  I matched the description of a robbery suspect .  
 Person1:      I understand .  
 Person2:  I want to take them to court . 

1