You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Input: Consider Input: Sentence1: Thanks for handling the restaurant. I will have time to check out the town. Do you have multiple sports in the same area as the restaurant? Sentence2: I need a place to dine that is expensive in the centre. Sentence3: No, that's all I needed. Thanks for your help! Sentence4: Okay, I recommend midsummer house restaurant in Midsummer Common. Would you like a reservation? Sentence5: 01223334860 is the phone number, and entrance is free. Anything else today? Sentence6: Okay, that sounds nice. Can you give me their phone number and tell me their entrance fee? Sentence7: I can help with that. Did you have a price range in mind? Sentence8: Ok, you're all set, the table will be reserved for 15 minutes and your reference number is : 48QP48K1 . Can I help you with anything else? Sentence9: Yes I would love that. I need to make the reservation for 8 people for 16:15 on Thursday. Sentence10: Why don't you try looking for a college in that area instead please Sentence11: No, there aren't any multiple sports places in the centre. Would you like me to check a different part of town? Sentence12: There are 13 colleges in the centre. I recommend downing college. Sentence13: You have a wonderful day and a great trip. Sentence14: Expensive, please. British food. Question: Who has spoken the sentence 10? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: Can you book a table at the Bistro for me? 4 people at 13:30 on Sunday, please. Sentence2: I am looking for a place to eat that's expensive and serves Belgian food. Sentence3: I just need the arrival time and price. Sentence4: I have two, the backstreet bistro and the slug and lettuce. Do you have a preference between the two? Sentence5: Yes, what time do I need to be at the station? Sentence6: How about somewhere expensive in the centre? Sentence7: Booking was successful. The table will be reserved for 15 minutes. Reference number is : NSLKEI1G . Sentence8: I want to leave after 10:30 on Monday. Sentence9: The TR8089 meets your criteria. Would you like to book tickets? Sentence10: You're welcome, have a good day. Sentence11: no such restraunts too Sentence12: Thanks! I also need a train from Cambridge to Ely, please. Sentence13: what time will you be departing? Sentence14: I should be asking you what time you need to be at the station. Sentence15: The arrival time for train TR8089 is 12:07, and it will cost only 4.40 pounds. Is there anything else I can help with? Sentence16: I'm sorry, we don't have any Belgian restaurants. Would you like to try a different type? Sentence17: That was everything. Thanks very much! Sentence18: How about a gastropub restaurant? Question: Who has spoken the sentence 1? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: No, I am all set. Bye. Sentence2: Great! Can I have the Goden Curry? Sentence3: 12:30 on Sunday. There will be 8 of us. Sentence4: There are six restaurants that match that description. Can recommend one of them for you? Sentence5: I would like a restaurant in the centre that is in the expensive price range. Sentence6: There are 33 restaurants in the centre that are in the expensive price range. What type of food would you like? Sentence7: Sure, when would you like to make a reservation? Sentence8: I guess I could try 11:30. Sentence9: Yes please do. Sentence10: Reservation booked with The Curry Garden for Sunday at 11:30am for 8 people. Your reservation will be held for 15 minutes. Reference number is 6GRFMVDJ . Sentence11: Yes, there's the Goden Curry, Saffron Brasserie, Panahar, and Curry King. Sentence12: Sorry, there is no table available then. Would you like to try another time slot? Sentence13: I think I'd rather try a different restaurant at my preferred time, actually. You mentioned there are several others? Sentence14: I apologize. I have checked all of the restaurants in the area and none of them can accommodate 8 guests at 12:30 on Sunday. Would a different day or time suffice? Sentence15: Great can I get a reservation there for 8 people at 12:30 on sunday? Sentence16: You're welcome. Anything else I can help with today? Sentence17: Thank you. Have a nice day, goodbye. Sentence18: The Curry Garden serves expensive Indian food in the centre of town. Sentence19: Thank you so much. Sentence20: I am interested in Indian food please. Question: Who has spoken the sentence 3? (A) User (B) System


Output: Answer: (B) System