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:     Can you speak Japanese ?  
 Person2:  Yes , I can , but not very well .  
 Person1:      Where did you learn it ?  
 Person2:  At school . And I'm still learning it now .  
 Person1:      How long have you been learning it ?  
 Person2:  About three years .  
 Person1:      Can you speak any other languages ?  
 Person2:  I'm afraid not . 

1