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'.

[EX Q]: Person1: Good morning , Madam , can I take your order now ?
Person2: Yes , I'd like to have a roast chicken leg .
Person1: Anything else ?
Person2: No .
Person1: How about drink ?
Person2: No , enough .
Person1: Please wait a moment .
Person2: Waiter , come back .
Person1: OK . What's up , Madam ?
Person2: It's not too salty .
Person1: OK .
Person2: Waiter , come back again .
Person1: Yes , anything wrong ?
Person2: Not too rare .
Person1: Yes , I see .
Person2: Why do you come back again ?
Person1: There's a question I want to ask you .
Person2: What's that ?
Person1: Which leg do you want to have , right leg or left one ?
Person2: Thanks , thanks a lot and thanks a million .
Person1: Why do you say so many thanks ?
Person2: I can't forget about this when next time .
[EX A]: 0

[EX Q]: Person1: Have you ever been to Britain ?
Person2: Oh yes , I ' Ve been to Britain many times . I go there on business .
Person1: Really ? How often do you go there ?
Person2: Usually , I go to London twice a year but sometimes I go three or four times a year .
Person1: Do you always go on business or do you sometimes go for a holiday ?
Person2: I ' m afraid I never go for a holiday . It ' s always business .
[EX A]: 1

[EX Q]: Person1: When do you celebrate Thanksgiving ?
Person2: On the fourth Thursday of November .
Person1: What do you eat on that day ?
Person2: People cook turkeys for Thanksgiving dinner .
Person1: Anything else ?
Person2: Besides the turkeys , we'll also have other delicious food . Such as pumpkin pies , puddings , mashed potatoes , bread , a lot of fresh fruits and vegetables .
Person1: I'm almost hungry .
[EX A]:
1