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:     Doesn't she have any friends ? 
 Person2:  If she has , they must be fair-weather friends . 
 Person1:      Such friends are even worse than enemies . 
 Person2:  She'd better keep away from them . 

1