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:     I hear that you've been to the Saikei Ski Resort for the weekend . Did you enjoy it ?  
 Person2:  Yes , it's so exciting , though I had the most falls in our skiing team .  
 Person1:      Isn't there any coach to teach you how to ski ?  
 Person2:  Of course there is . The top-level coaches there are from the State Sports General Administration .  
 Person1:      Could you move smoothly ?  
 Person2:  Yes.My face even ached in the icy wind .  
 Person1:      What happened afterwards ?  
 Person2:  I was skiing on and on excitedly until I realized one thing-I could not stop ! You can just imagine how terrified I was .  
 Person1:      Poor girl ! 

1