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:     We still have one more day to go before we return home . What will we see tomorrow ?  
 Person2:  No idea . We've enjoyed both the natural scenery and the city sights . What else is there to see ?  
 Person1:      What about a factory tour ?  
 Person2:  You mean visit a factory ?  
 Person1:      Yes . I heard there's a lager motor company nearby which is open to the public every weekend . We can go to see how a car is manufactured and learn more about the automobile industry .  
 Person2:  Good idea ! I've always been interested in that . How much is the entrance fee ?  
 Person1:      I'm not sure , but as far as I know , most factory tours are free . They are sponsored by the company providing the tour .  
 Person2:  Really ? What do the companies do that for ?  
 Person1:      I believe most of them think it as good public relations . They can promote their product and make their company better-known .  
 Person2:  Oh , ISEE . So factory tours are good for companies as well as visitors .  
 Person1:      Exactly .  
 Person2:  Do we need an appointment beforehand ?  
 Person1:      I'll call the tourist information centre to check . 

1