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 do you think of your teacher ? 
 Person2:  He's very strict with us . 
 Person1:      And I hear he gives very good lectures . 
 Person2:  Indeed.He ' s strict with himself , too.We can see every lecture of his is well-prepared . 

1