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:     The Canada Day is on the 1st of July .  
 Person2:  What is its national anthem ?  
 Person1:      The national anthem of Canada is ' O Canada ' .  
 Person2:  Can you sing the song ?  
 Person1:      Yes , I could sing it when I was very young . 

0