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

Ex Input:
Sentence1: Yes sir! Soul tree nightclub is a good one. they are at 8 market passage, postal is cb23hx and phone number is 01223519224, is there anything else that I can assist with? Sentence2: Pick a good one for me. I need the phone number and postcode for it too. Sentence3: Sala Thong is an expensive Thai place in the west. They're located at 35 Newnham Road, cb39ey. Sentence4: Can't wait to come party at one of your nightclubs in town. Sentence5: There are 5 nightclubs in the centre and one in the south. Would you like more information on one of them? Sentence6: Thanks, that is all for today. Goodbye. Sentence7: You're welcome, have a good day. Sentence8: Can you give me information on a restaurant called Sala Thong? Question: Who has spoken the sentence 3? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: The address of Old Schools is Trinity Lane in the centre. Would you like more info? Sentence2: What kind of attractions are available in the centre? Sentence3: Could I get the address please? Sentence4: You're welcome! Enjoy your visit! Goodbye. Sentence5: How about any that are about architecture? Sentence6: Thank you that is all I needed. Sentence7: Yes, may I have the phone number and postcode? Also, is there an entrance fee? Sentence8: Are there any places that have multiple sports? Sentence9: There is the Holy Trinity Church on Market Street. It is free to get in. Sentence10: The phone number is 01223332320 and the entrance fee is free. The post code is cb21tt. Sentence11: Sorry there are no listings for multiple sports,can I check in another area? Sentence12: There are several. I like Old Schools on Trinity Lane. Great place to see. Question: Who has spoken the sentence 3? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: What day will you take the train? Sentence2: I will be going to cambridge and I can arrive whenever. Sentence3: I'd like to know the location of Clare Hall. Sentence4: enjoy your stay in Cambridge! Sentence5: Can I also get the phone number please? Sentence6: Do you have clare hall's address? Sentence7: Claire Hall is located on herschel road in the west side of town. Do you need more information? Sentence8: The TR5703 meets your criteria. Would you like to book tickets? Sentence9: That'll be all for today, thank you. Sentence10: Sure, where will you be going to, and on what day? Sentence11: Sure. Clare Hall is on Herschel Road. Sentence12: I will be leaving Ely on Sunday. Sentence13: Yes please, for 3 people Sentence14: Booking was successful, the total fee is 10.56 GBP payable at the station . Reference number is : TDBKS2EJ . Can i help with anything else today? Sentence15: Yes, I am looking for a train that leaves Ely and arrives by 16:30. Sentence16: Sure, their phone number is 01223332360. Anything else? Question: Who has spoken the sentence 9? (A) User (B) System

Ex Output:

Answer: (B) System