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:     Do you have any hobbies ?  
 Person2:  Yes , I like collecting things .  
 Person1:      Oh , that ’ s interesting , and but what kind of things ?  
 Person2:  Several things , for example , Various coins , stamps , stones and so on .  
 Person1:      Stones ? I know many people collecting coins and stamps but stones ?  
 Person2:  Yes , stones .  
 Person1:      well , I can ’ t just image it . 

1