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:     Dave , wake up .  
 Person2:  Which ? Zina ? What time is it ?  
 Person1:      It's seven-thirty . I want to know who left this note on my desk .  
 Person2:  What note ? I can't see . I just pulled an all-nighter .  
 Person1:      It's a little green post-it note , stuck right in the middle of my computer screen .  
 Person2:  And ? What does it say ? Isn't there a name ?  
 Person1:      It says , Zina , I like how you rhumba . An admirer . 

0