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:     Have you heard about Anlesen David ? 
 Person2:  No , have they have another fight ? 
 Person1:      No , they got engaged . 
 Person2:  You must be joking.Those two . 
 Person1:      Well , my dear . I didn't believe either.But got it straight form the horse's mouth.Davi called me this morning . 
 Person2:  So when did this happen ? 
 Person1:      Last weekend , while they were on the Sik trip . 
 Person2:  Well , I believe it now , and when are they are getting marry ? 
 Person1:      Next june . 
 Person2:  I can hardly believe it . 

1