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:     Susan , I haven't seen you in the pub for a long time . 
 Person2:  I have a part-time job now , so I work in the evenings . 
 Person1:      That explains it . 

0