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: The East Avenue Medical Center (EAMC) is a government-owned tertiary general hospital located in Quezon City, Metro Manila, Philippines.
 Question: is east avenue medical center a government hospital Context: In early 2011, Smile Train and Operation Smile announced the two charities would merge, followed three weeks later by announcements the merger had been aborted, Smile Train having canceled the union. Smile Train's board also named Priscilla Ma the executive director of the organization, while other board members and directors stepped down.
 Question: is operation smile the same as smile train Context: A video card (also called a display card, graphics card, display adapter or graphics adapter) is an expansion card which generates a feed of output images to a display (such as a computer monitor). Frequently, these are advertised as discrete or dedicated graphics cards, emphasizing the distinction between these and integrated graphics. At the core of both is the graphics processing unit (GPU), which is the main part that does the actual computations, but should not be confused as the video card as a whole, although ``GPU'' is often used to refer to video cards.
 Question: is a graphics card the same as a video card Context: For healthy people, the Target Heart Rate or Training Heart Rate (THR) is a desired range of heart rate reached during aerobic exercise which enables one's heart and lungs to receive the most benefit from a workout. This theoretical range varies based mostly on age; however, a person's physical condition, sex, and previous training also are used in the calculation. Below are two ways to calculate one's THR. In each of these methods, there is an element called ``intensity'' which is expressed as a percentage. The THR can be calculated as a range of 65--85% intensity. However, it is crucial to derive an accurate HR to ensure these calculations are meaningful.
 Question: the target hr zone is the range between 60 - 80 of an individual's maximum hr Context: A browser war is competition for dominance in the usage share of web browsers. The First Browser War was Microsoft's Internet Explorer against Netscape's Navigator during the late 1990s. Browser wars continued with the decline of Internet Explorer's market share since 2003 and the increasing popularity of other browsers including Firefox, Google Chrome, Safari, and Opera.
 Question: mozilla firefox is a competitor of the internet explorer Context: The economy of California is the largest in the United States, boasting a $2.746 trillion gross state product as of 2017. As a sovereign nation (2017), California would rank as the world's fifth largest economy, ahead of the United Kingdom but behind Germany. California is also home to some of the most valuable companies in the world, including Apple, Alphabet Inc., and Facebook.
 Question: is california the 8th largest economy in the world
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