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:     What's the time ? My watch has stopped .  
 Person2:  Let me see . It's five minutes to eleven .  
 Person1:      Is your watch right ?  
 Person2:  I think so . I see it by the radio this morning . 

1