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:     John's very late.Do you think he's coming ?  
 Person2:  Well , it doesn't seem like it.He must have forgotten .  
 Person1:      I suppose you're right.He can't have remembered . 

1