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 don't think we come here at a right time .  
 Person2:  What's wrong ?  
 Person1:      The museum doesn't open today .  
 Person2:  What a pity !  
 Person1:      Where shall we go now ?  
 Person2:  Why not have a visit to the zoo ? 

0