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:     You married Joe , didn't you ? 
 Person2:  Joe ? I don't know what you mean . 
 Person1:      I remember you are in love . 
 Person2:  Oh , I took a shine to him when we met for the first time . But it comes and goes . 
 Person1:      It's Greek to me . 

1