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:     Is Water Shrinking Festival official ?  
 Person2:  No , most of the traditional festivals of the minority nationalities are not official .  
 Person1:      Don't you think these festivals are more interesting !  
 Person2:  What an idea ! 

1