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:     Which countries have you been to ?  
 Person2:  I ’ Ve been to most of the countries in Europe , several countries in asia-china , Japan , korea , and Thailand-and to the united states and Canada .  
 Person1:      I thought you had been to Australia too .  
 Person2:  No , but I ’ m planning on visiting Australia and new Zealand soon . I ’ Ve heard that they are beautiful countries . Which is the most beautiful country you ’ Ve been to ?  
 Person1:      I think I ‘ d say norway . It has many picturesque fjords , waterfalls , and mountains .  
 Person2:  Isn ’ t it really cold there ?  
 Person1:      Well , the north of Norway is almost always cold , but further south it can be fairly warm in summer . It ’ s a wet country , so there ’ s snow almost everywhere in winter .  
 Person2:  I ’ Ve been to other Scandinavian countries , but not to Norway . Perhaps I should go and do some winter sports there . 

1