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:     Do you like playing tennis ?  
 Person2:  I don't find it very exciting .  
 Person1:      Maybe you haven't found the magic .  
 Person2:  I can't wait ! 

1