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:     Are you all right ?  
 Person2:  I will be all right soon . I was terrified when I watched them fall from the wire .  
 Person1:      Don't worry.He is an acrobat 。  
 Person2:  I see . 

1