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:     Where is John ? I can't find him anywhere . 
 Person2:  Haven't you heard that he is in prison ? 
 Person1:      What ? Beg your pardon . 
 Person2:  John is in prison now.He was copped outstealing . 
 Person1:      I just cann't believe my ears ! 

1