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:     Let's see if we forget anything .  
 Person2:  Oh , we need an umbrella . The weather is so changeable in that area .  
 Person1:      Yes , let's go . Lock the door , please .  
 Person2:  All right . 

0