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 is grandpa doing recently ? 
 Person2:  Not good . The doctor told him not to smoke again , but it just rolls off him like water off the duck ’ s back ! 
 Person1:      Maybe I would talk with him someday . 
 Person2:  I hope it will be of some use . 

1