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:     Why did the teacher criticise Myra in front of the whole class ?  
 Person2:  Because Myra was cheating on exams , and she spoke back rudely .  
 Person1:      I don't think that Myra should have spoken so rudely to the teacher . I know she was angry , but that's still no excuse for rudeness . 

1