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: Sequoiadendron giganteum (giant sequoia; also known as giant redwood, Sierra redwood, Sierran redwood, Wellingtonia or simply Big Tree--a nickname used by John Muir) is the sole living species in the genus Sequoiadendron, and one of three species of coniferous trees known as redwoods, classified in the family Cupressaceae in the subfamily Sequoioideae, together with Sequoia sempervirens (coast redwood) and Metasequoia glyptostroboides (dawn redwood). The common use of the name sequoia generally refers to Sequoiadendron giganteum, which occurs naturally only in groves on the western slopes of the Sierra Nevada Mountains of California.
 Question: is a sequoia the same as a redwood Context: Consequences of the Black Death included a series of religious, social, and economic upheavals, which had profound effects on the course of European history. The Black Death was one of the most devastating pandemics in human history, peaking in Europe between 1347 and 1350 with 30% to 65% of the population killed. It reduced world population from an estimated 450 million to between 350 and 375 million. It took 80 and in some areas more than 150 years for Europe's population to recover.
 Question: did the bubonic plague have much influence on the growth of the world population Context: The group was formed through the purchase of 51% of South Korea's second largest car company, Kia Motors, by Hyundai Motor Company in 1998. As of December 31, 2013, Hyundai owns 33.88% of Kia Motors. The Hyundai Kia Automotive Group also refers to the group of affiliated companies interconnected by complex shareholding arrangements, with Hyundai Motor Company regarded as the de facto representative of the group. It is the second largest South Korean chaebol or conglomerate, after Samsung Group, related to other Hyundai-name industries following a specialized development split and restructuring which resulted in Hyundai Motor group, Hyundai Heavy Industries Group, Hyundai Development Company Group, Hyundai Department Store Group, and Hyundai Marine & Fire Insurance.
 Question: is hyundai and kia owned by the same company
Yes
Yes
Yes
Yes