Problem: Text: When originally built, the first level contained three restaurants--one French, one Russian and one Flemish--and an ''Anglo-American Bar''. After the exposition closed, the Flemish restaurant was converted to a 250-seat theatre. A promenade 2.6-metre (8 ft 6 in) wide ran around the outside of the first level. At the top, there were laboratories for various experiments, and a small apartment reserved for Gustave Eiffel to entertain guests, which is now open to the public, complete with period decorations and lifelike mannequins of Eiffel and some of his notable guests.

Question: is there a house at the top of the eiffel tower?
A: no

Problem: Text: The Czech Republic is bound to adopt the euro in the future and to join the eurozone once it has satisfied the euro convergence criteria by the Treaty of Accession since it joined the European Union (EU) in 2004. The Czech Republic is therefore a candidate for the enlargement of the eurozone and it uses the Czech koruna as its currency, regulated by the Czech National Bank, a member of the European System of Central Banks, and does not participate in European Exchange Rate Mechanism II (ERM II).

Question: is the czech republic in the european union?
A: no

Problem: Text: In 2000, Guitar Center purchased mail order and Internet retail house Musician's Friend for $50 million, asserting that the merged company was the world's largest seller of musical instruments. Musician's Friend became a wholly owned subsidiary that was headquartered in Medford, Oregon until 2011, when Musician's Friend's headquarters operations were gradually consolidated into Guitar Center's facilities in Westlake Village, California.

Question: are guitar center and musician's friend the same company?
A:
yes