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:     Hi , Li Ming . You look upset . What's the matter ? 
 Person2:  There will be a parents ' meeting in our class this Saturday and I am worried about it . 
 Person1:      Why ? We can leave school earlier that day . 
 Person2:  I didn't do well in last exams . If my father knows it , he will beat me up . 
 Person1:      I can't believe it . My parents never beat me . 
 Person2:  You know that my father is irritable . 
 Person1:      You can ask the teacher for help . 
 Person2:  Good idea . 

1