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:     Have you heard that new song by the Beastie Boys ? 
 Person2:  Why do you listen to rap ? 
 Person1:      It's not much different from that heavy metal music you like so much . 
 Person2:  Heavy metal music is a lot different from rap music.You can dance to heavy metal . 
 Person1:      Hey , you can dance to rap music ! 
 Person2:  I can't dance to it . And I know you can't either . Because I've seen you try . 

1