Context: Death from laughter is a rare form of death, usually resulting from cardiac arrest or asphyxiation, caused by a fit of laughter. Instances of death by laughter have been recorded from the times of ancient Greece to the modern day.
 Question: can you have a heart attack from laughing Context: Interleague play in Major League Baseball refers to regular-season baseball games played between an American League (AL) team and a National League (NL) team. Interleague play was first introduced in the 1997 Major League Baseball season. Prior to that, matchups between AL teams and NL teams occurred only during spring training, the All-Star Game, other exhibition games (such as the Hall of Fame Game in Cooperstown, New York), and the World Series. Unlike modern interleague play, none of these contests, except for the World Series, counted toward official team or league records.
 Question: do american league teams play against national league teams Context: The NBA draft is an annual event in which the 30 franchises in the National Basketball Association select new players for their teams. Eligibility rules for prospective players have changed several times during the history of the league. No player may sign with the NBA until they are 18 years or older. The rule has produced one-and-done players that play college basketball for one year before declaring for the draft.
 Question: can you get drafted if you go to college Context: The eurozone ( pronunciation (help info)), officially called the euro area, is a monetary union of 19 of the 28 European Union (EU) member states which have adopted the euro (€) as their common currency and sole legal tender. The monetary authority of the eurozone is the Eurosystem. The other nine members of the European Union continue to use their own national currencies, although most of them are obliged to adopt the euro in the future.
 Question: do all countries in eu use the euro Context: The first Polish store opened in July 2012 at the Złote Tarasy shopping mall in Warsaw and is operated by M.H. Alshaya Co. It was the first Victoria's Secret franchise store in Europe, and it opened just a day before the first British store in London.
 Question: are there victoria's secret stores in europe Context: To prevent contamination due to back pressure, many health regulatory regimes require an air gap or mechanical backflow prevention assembly between the delivery point of mains water and local storage or use. Where submerged mains inflow is permitted, a backflow prevention assembly is required, which protects the potable water system from contamination hazards. A check valve is a basic form of backflow prevention, but often more complex devices are required because check valves are not considered to be reliable, when compared to more sophisticated devices with redundancies and reduced-pressure zones.
 Question: is a check valve the same as a backflow preventer Context: The Great Pacific garbage patch, also described as the Pacific trash vortex, is a gyre of marine debris particles in the central North Pacific Ocean discovered between 1985 and 1988. It is located roughly between 135°W to 155°W and 35°N and 42°N. The patch extends over an indeterminate area of widely varying range depending on the degree of plastic concentration used to define the affected area.
 Question: is there a island of garbage in the ocean
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