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:     Daniel , have you ever heard about the wildlife sanctuary ?  
 Person2:  Is that different from this kind of zoo ?  
 Person1:      Yes , of course .  
 Person2:  So tell me about it !  
 Person1:      There are a lot of wild animals in that place , and also some special rules while visiting .  
 Person2:  Special rules ?  
 Person1:      There , you only have two ways for visiting .  
 Person2:  Details ?  
 Person1:      On their bus or in your own cars , and you won't be allowed to get off the bus until you reach the special region .  
 Person2:  Why not ?  
 Person1:      Because it is dangerous to get out of the car or bus . You can just imagine how fierce the wild animals can be .  
 Person2:  That makes sense . But that sounds interesting . Is there one in Beijing too ?  
 Person1:      Yes .  
 Person2:  I prefer to go there next time .  
 Person1:      Yeah , sure , you won't be disappointed . 

1