[Q]: Sentence: In addition, many cities had by-laws to allow some pubs to extend opening hours to midnight or 1 am, whilst nightclubs had long been granted late licences to serve alcohol into the morning. Question: In 2000, what was the earliest Welsh and English pubs could open on Sundays? OPTIONS:
- yes
- no
++++++++++
[A]: no

[Q]: Sentence: In this vein, the Supreme Court held in the 1998 case Clinton v. City of New York that Congress could not delegate a "line-item veto" to the President, by powers vested in the government by the Constitution. Question: When was Clinton v. City of New York decided by the Supreme Court? OPTIONS:
- yes
- no
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[A]: yes

[Q]: Sentence: On 1 July 1991, in Prague, the Czechoslovak President Vaclav Havel formally ended the 1955 Warsaw Treaty Organization of Friendship, Cooperation, and Mutual Assistance and so disestablished the Warsaw Treaty after 36 years of military alliance with the USSR. Question: For how many years did the Warsaw Pact formally exist? OPTIONS:
- yes
- no
++++++++++
[A]:
yes