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:     Can you study with the radio on ?  
 Person2:  No , I listen to background music .  
 Person1:      What is the difference ?  
 Person2:  The radio has too many comerials .  
 Person1:      That's true , but then you have to buy a record player . 

1