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

Ex Input:
Sentence1: It is in the centre part of town. Sentence2: That's all. Thank you, goodbye! Sentence3: What is its phone number? Sentence4: Okay, thanks. And what area is it in please? Sentence5: Michaelhouse Cafe is at St. Michael's Church Trinity Street City Centre. How does that sound? Sentence6: I am looking for a restaurant in the expensive price range that serves Belgian food. Sentence7: The phone number is 01223 309147. Sentence8: I have nothing available meeting your request, would you like to try a different price range or another type of cuisine? Sentence9: What is the address of the restaurant? Sentence10: Yes, is there any expensive European eateries? Sentence11: That's good, thanks. Sentence12: Would you like anything else? Sentence13: Yes, there are 4 expensive restaurants serving european food. Which area would you like? Sentence14: your welcome. thanks for calling Question: Who has spoken the sentence 1? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Your booking was successful! Your reference number is EV4ADBI9 . Sentence2: I need it for Sunday. Sentence3: Yes. Let's book it. Sentence4: I would like it to be in the west. It doesn't matter if it has free parking or not. Thank you! Sentence5: There are four three star guest houses. Is there an area of town that interests you the most? Sentence6: Train TR3154 leaves cambridge at 13:06 and will arrive at peterborough at 13:56 on Monday. Would you like me to book a ticket? Sentence7: I am looking to stay at a guesthouse that has a 3 star rating. Sentence8: ok for how long and how many people please Sentence9: I want a train that goes to peterborough and leaves after 13:00 Sentence10: Does it leave on Monday? Sentence11: There is the hobsons house. Would you like me to book it? Sentence12: For 3 days and 2 people,I need a confirmation number too Sentence13: and what day do you need the reservation for? Sentence14: The next train is the TR0545 leaving cambridge at 13:06. Would you like me to book it or more information? Question: Who has spoken the sentence 12? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: Archway house does have free parking, would you like me to book it for you? Sentence2: Great, how about the Archway House? It's in the North, moderate price, and 4 stars. It also has internet. Sentence3: No, that's it. Thank you! Sentence4: The postcode to Archway House is cb43pe and the phone is 01223575314. Would you like me to book this for you? Sentence5: Not at the moment. What is the postcode? Sentence6: Thank you for using the Cambridge TownInfo centre. Goodbye. Sentence7: There are 15 results for guesthouses in the moderate price range, what area are you looking to stay in? Sentence8: I would love to book a taxi to commute between the two places. I want to leave the attraction by 08:45. I need contact number and car type please. Sentence9: I am looking for a college type attraction. Sentence10: A blue BMW will pick you up, contact number 07646838374. Is there anything else I can help you with? Sentence11: Sure. There are a number of college attractions to visit. Is there a specific place or area of the city you were interested in? Sentence12: none. just recommend one and let me know its entry fee. Sentence13: How about king's college? It's in the centre of town and the admission is free. You can contact them at 01223331100. Sentence14: The area doesn't matter, but I would like 4 stars, please. Sentence15: do they also have free parking? Sentence16: Great! I also need a moderate priced guesthouse. Question: Who has spoken the sentence 4? (A) User (B) System

Ex Output:

Answer: (A) User