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:     I hear scientists in the US have discovered a new AIDS vaccine .  
 Person2:  Does it work ?  
 Person1:      I don ’ t know . The report says it is better than the old vaccines .  
 Person2:  Don ’ t count on it . I think the best way to prevent AIDS is to keep yourself clean by having clean sex and keeping a regular sex partner .  
 Person1:      Right . That ’ s why doctor say AIDS prevention means cleanness . 

0