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:     Is your father in the habit of having naps ? 
 Person2:  Yes , all of us have naps . 
 Person1:      Don't you feel dizzy when you have to get up ? 
 Person2:  No , not at all . 

1