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 Australian raven is common throughout eastern Australia, and southern Western Australia (the populations being connected by a narrow strip across the Nullarbor Plain), but it is rarer and more scattered in the north, with isolated sightings in Cape York at Coen, Windmill Creek and the Mitchell River, and becoming more common south of Rockhampton in central Queensland. It is found throughout New South Wales, though is uncommon in the northeast of the state. It is rare in the Australian Alps, being replaced there by the little raven. It occurs across Victoria and eastern South Australia, through the Eyre Peninsula and Nullarbor Plain into Western Australia, across the state north to the Wooramel River. It is found on some offshore islands such as Rottnest Island and Kangaroo Island. It is a rare vagrant to Lord Howe Island.
 Question: are there crows or ravens in victoria australia Context: The Ohio River, which streams westward from Pittsburgh, Pennsylvania, to Cairo, Illinois, is the largest tributary, by volume, of the Mississippi River in the United States. At the confluence, the Ohio is considerably bigger than the Mississippi (Ohio at Cairo: 281,500 cu ft/s (7,960 m/s); Mississippi at Thebes: 208,200 cu ft/s (5,897 m/s)) and, thus, is hydrologically the main stream of the whole river system.
 Question: is the ohio river a tributary of the mississippi river Context: Visa requirements for Chinese citizens were lifted by Micronesia on 18 December 1980, the Bahamas on 12 Feb 2014, Indonesia in 2015, Grenada on 10 Jun 2015, Ecuador on 1 March 2016, Morocco on 1 June 2016, Tonga on 19 August 2016, Saint Kitts and Nevis on 1 January 2017, Serbia on 15 January 2017, Tunisia on 15 February 2017, Barbados on 1 June 2017, United Arab Emirates on 16 January 2018, Bosnia and Herzegovina on 29 May 2018, British Virgin Islands on 5 July 2018, St Lucia on 18 July 2018, and Belarus on 10 August 2018.
 Question: do chinese citizens need a visa for morocco Context: The fourth season of the American television series The Flash, which is based on the DC Comics character Barry Allen / Flash, follows a crime scene investigator with superhuman speed who fights criminals, including others who have also gained superhuman abilities. It is set in the Arrowverse, sharing continuity with the other television series of the universe, and is a spin-off of Arrow. The season is produced by Berlanti Productions, Warner Bros. Television, and DC Entertainment, with Andrew Kreisberg and Todd Helbing serving as showrunners.
 Question: is there a 4th season of the flash Context: In September 2017, actor Sean Astin announced that he had spent the last ten years attempting to get a film adaptation greenlit.
 Question: is there a movie based on the book number the stars
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