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:     Harry , do you like the opera ?  
 Person2:  No , not really .  
 Person1:      Why is that ? It is called real art .  
 Person2:  Well , it's very expensive and they're usually singing in another language . That kind of gets on my nerves .  
 Person1:      Yeah , that makes sense . 

1