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:     what are you doing ?  
 Person2:  I'm just trying to complete today's crossword puzzle . Whenever I get the time , I like to do the crossword puzzles in the paper .  
 Person1:      you really like brains that make you think , don't you ?  
 Person2:  I guess you could say that . What kind of games do you like ?  
 Person1:      I guess the games I like the most are the ones that I'm good at !  
 Person2:  Doesn't everyone ? Which games are those ?  
 Person1:      Well , I like to play darts . Whenever I go to a bar , I usually play for a few hours .  
 Person2:  Did you play a lot of games when you were little ?  
 Person1:      My parents used to love to play checkers and dominoes . We used to have family tournaments every weekend .  
 Person2:  Do you still like playing those games ?  
 Person1:      Not at all . I never really did , to be honest . What about you ? Did your family used to play games together ?  
 Person2:  Everyone in my family really enjoys playing card games .  
 Person1:      Some of my friends play cards on the internet . Have you ever tried that ?  
 Person2:  No , I prefer to play with people I know .  
 Person1:      How about mah-jong ?  
 Person2:  It's a popular game with some people , but I've never played it .  
 Person1:      I thought everyone in your country were experts at mah-jong !  
 Person2:  I hate to disappoint you , but unlike what most people think , we aren't all exactly the same ! 

1