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:     There will be another sandstorm here tomorrow .  
 Person2:  It's the fourth one this year . Isn't it horrible .  
 Person1:      Yes . We should plant more trees and grass to stop the sand from spreading .  
 Person2:  It may take many years for the trees to grow . I hope people will stop cutting down trees .  
 Person1:      But we need the wood .  
 Person2:  But we can't destroy our forests to get the wood . 

0