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:     Excuse me , sir . 
 Person2:  What's the matter ? 
 Person1:      I heard that we will call at some ports on the way . Is that true ? 
 Person2:  Yes . 
 Person1:      Where will we call at ? 
 Person2:  Dalian . 
 Person1:      Dalian is my hometown . 
 Person2:  Really ? 
 Person1:      Can I get off the ship and walk around ? 
 Person2:  Sorry . I'm afraid you couldn't . 

0