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:     They are professors and government officials .  
 Person2:  Where are they from ?  
 Person1:      Most of them are from America and Europe .  
 Person2:  What are they doing in Beijing ?  
 Person1:      They are attending an international conference here .  
 Person2:  Which hotel are they staying at ?  
 Person1:      They are staying at the Hilton Hotel . 

0