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:     Let me ask some questions . Do you know what people need to get entry into China ?  
 Person2:  Yes . An passport and a visa are necessary for entry into China .  
 Person1:      What materials do they need in order to apply the passport ?  
 Person2:  They should fill in an application form , hand in the copies of Identification Card and household register . 

1