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:     How do you think TaiWan's economy is doing ?  
 Person2:  Not too good actually , people are not spending as much as before !  
 Person1:      Do you know why that is ?  
 Person2:  Lots of reasons I guess , unemployment is pretty high these days . 

1