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:     May I invite you to dance with me ?  
 Person2:  Sorry , I can't dance .  
 Person1:      Never mind , I can teach you .  
 Person2:  Is it difficult to learn ?  
 Person1:      No , it is easy .  
 Person2:  How should I do ?  
 Person1:      You just follow me .  
 Person2:  All right . By the way , do you often dance ?  
 Person1:      Yup , because dance can relax myself .  
 Person2:  It seems a good way . 

0