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 seen that house ? 
 Person2:  Yes , it looks interesting . 
 Person1:      You're right . I love it very much . 
 Person2:  It must be old . 
 Person1:      At least more than 100 years old . 
 Person2:  Let's enter it ! 
 Person1:      I can't open the door . 
 Person2:  It must be locked . 
 Person1:      Let me ask the old woman in that reception office . 
 Person2:  She can't answer you . 
 Person1:      She must be deaf . 
 Person2:  It must be a haunted house . Are you frightened ? 
 Person1:      Frightened ? You must be joking . 

1