input: Northern Ireland

Northern Ireland (Irish: Tuaisceart Eireann (tuct ejn) ( listen); Ulster-Scots: Norlin Airlann) is a part of the United Kingdom in the north-east of the island of Ireland, variously described as a country, province or region. Northern Ireland shares a border to the south and west with the Republic of Ireland. In 2011, its population was 1,810,863, constituting about 30% of the island's total population and about 3% of the UK's population. Established by the Northern Ireland Act 1998 as part of the Good Friday Agreement, the Northern Ireland Assembly holds responsibility for a range of devolved policy matters, while other areas are reserved for the British government. Northern Ireland co-operates with the Republic of Ireland in some areas, and the Agreement granted the Republic the ability to ''put forward views and proposals'' with ''determined efforts to resolve disagreements between the two governments''.

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is northern ireland part of the united kingdom
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output: yes

input: Simmons Bedding Company

The Simmons Bedding Company is an American major manufacturer of mattresses and related bedding products, based in Atlanta, Georgia. The company was founded in 1870, and is one of the oldest companies of its kind in the United States. Simmons' flagship brand is Beautyrest. In addition to operating 18 manufacturing facilities in the United States and Puerto Rico, the company licenses its products internationally. According to a Simmons press release, net sales for 2005 were $855 million, and its revenue was $1.13 billion in 2007 and $1.228 billion in 2013. As of 2011, Simmons ranked in third place among U.S. mattress manufacturers, with a 15.7 percent market share. In 2012, Simmons and its sister company Serta International were acquired by American private equity company Advent International.

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are simmons and serta owned by the same company
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output: yes

input: List of U.S. Open (golf) champions

Willie Anderson, Bobby Jones, Ben Hogan and Jack Nicklaus hold the record for the most U.S. Open victories, with four victories each. Anderson holds the record for most consecutive wins with three (1903--05). Hale Irwin is the oldest winner of the U.S. Open: he was 45 years and 15 days old when he won in 1990. The youngest winner of the U.S. Open is John McDermott who was 19 years, 10 months and 14 days old when he won in 1911. Rory McIlroy holds the record for the lowest aggregate score in 2011 at 268. Rory McIlroy and Brooks Koepka share the record for the lowest score in relation to par with their winning scores of -16.

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has anyone ever won back to back us opens golf
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output: yes

input: Hex key

A hex key, Allen key or Allen wrench is a tool used to drive bolts and screws with hexagonal sockets in their heads.

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is a hex key the same as an allen key
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output:
yes