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: Niagara Falls (/naɪˈæɡərə/ ny-AG-ər-ə) is a city in Niagara County, New York, United States. As of the 2010 census, the city had a total population of 50,193, down from the 55,593 recorded in the 2000 census. It is adjacent to the Niagara River, across from the city of Niagara Falls, Ontario, and named after the famed Niagara Falls which they share. The city is within the Buffalo--Niagara Falls Metropolitan Statistical Area and the Western New York region.
 Question: is part of niagara falls in new york Context: In nuclear physics, nuclear fusion is a reaction in which two or more atomic nuclei come close enough to form one or more different atomic nuclei and subatomic particles (neutrons or protons). The difference in mass between the reactants and products is manifested as the release of large amounts of energy. This difference in mass arises due to the difference in atomic ``binding energy'' between the atomic nuclei before and after the reaction. Fusion is the process that powers active or ``main sequence'' stars, or other high magnitude stars.
 Question: the energy from nuclear fusion is produced by the conversion of mass to energy Context: As an independent production, the film was picked up for distribution by Fox Searchlight Pictures and premiered at the 25th Sundance Film Festival. It garnered favorable reviews and became a successful ``sleeper hit'', earning over $60 million in worldwide returns, far exceeding its $7.5 million budget. Many critics lauded the film as one of the best from 2009 and drew comparisons to other acclaimed films such as Annie Hall (1977) and High Fidelity (2000).
 Question: is 500 days of summer an indie movie
Yes
Yes
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Yes