entrigna/custom-qa-v2-train-ds huggingface dataset:
Context: 

Immigration of Czechs from Europe to the United States occurred primarily from 1848 to 1914. Czech is a Less Commonly Taught Language in U.S. schools, and is taught at Czech heritage centers. Large communities of Czech Americans live in the states of Texas, Nebraska and Wisconsin. In the 2000 United States Census, Czech was reported as the most-common language spoken at home (besides English) in Valley, Butler and Saunders Counties, Nebraska and Republic County, Kansas. With the exception of Spanish (the non-English language most commonly spoken at home nationwide), Czech was the most-common home language in over a dozen additional counties in Nebraska, Kansas, Texas, North Dakota and Minnesota. As of 2009, 70,500 Americans spoke Czech as their first language (49th place nationwide, behind Turkish and ahead of Swedish).

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Question: What is the most commonly spoken non-English language at homes nationwide in the U.S.?
Answer: Spanish.
Context: 

During the First Opium War, the British navy defeated Eight Banners forces at Ningbo and Dinghai. Under the terms of the Treaty of Nanking, signed in 1843, Ningbo became one of the five Chinese treaty ports opened to virtually unrestricted foreign trade. Much of Zhejiang came under the control of the Taiping Heavenly Kingdom during the Taiping Rebellion, which resulted in a considerable loss of life in the province. In 1876, Wenzhou became Zhejiang's second treaty port.

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Question: What became one of the five Chinese treaty ports under the terms of the Treaty of Nanking?
Answer: Ningbo.
Context: 

Bilateral treaties are concluded between two states or entities. It is possible, however, for a bilateral treaty to have more than two parties; consider for instance the bilateral treaties between Switzerland and the European Union (EU) following the Swiss rejection of the European Economic Area agreement. Each of these treaties has seventeen parties. These however are still bilateral, not multilateral, treaties. The parties are divided into two groups, the Swiss ("on the one part") and the EU and its member states ("on the other part"). The treaty establishes rights and obligations between the Swiss and the EU and the member states severally—it does not establish any rights and obligations amongst the EU and its member states.[citation needed]

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Question: Does the bilateral treaty between Switzerland and the European Union establish rights or obligations amongst the EU and its member states?
Answer: it does not.
Context: 

During the 19th and 20th century, many national political parties organized themselves into international organizations along similar policy lines. Notable examples are The Universal Party, International Workingmen's Association (also called the First International), the Socialist International (also called the Second International), the Communist International (also called the Third International), and the Fourth International, as organizations of working class parties, or the Liberal International (yellow), Hizb ut-Tahrir, Christian Democratic International and the International Democrat Union (blue). Organized in Italy in 1945, the International Communist Party, since 1974 headquartered in Florence has sections in six countries.[citation needed] Worldwide green parties have recently established the Global Greens. The Universal Party, The Socialist International, the Liberal International, and the International Democrat Union are all based in London. Some administrations (e.g. Hong Kong) outlaw formal linkages between local and foreign political organizations, effectively outlawing international political parties.

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Question: What are some examples of this?
Answer: The Universal Party, International Workingmen's Association.
Context: 

The simplest method, used for small-scale production and often by hobbyists, is immersion etching, in which the board is submerged in etching solution such as ferric chloride. Compared with methods used for mass production, the etching time is long. Heat and agitation can be applied to the bath to speed the etching rate. In bubble etching, air is passed through the etchant bath to agitate the solution and speed up etching. Splash etching uses a motor-driven paddle to splash boards with etchant; the process has become commercially obsolete since it is not as fast as spray etching. In spray etching, the etchant solution is distributed over the boards by nozzles, and recirculated by pumps. Adjustment of the nozzle pattern, flow rate, temperature, and etchant composition gives predictable control of etching rates and high production rates.

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Question: What non-professionals might use immersion etching, since it's the easiest way to make a PCB?
Answer: hobbyists.
Context: 

Others have argued that excessive regulation suppresses therapeutic innovation, and that the current cost of regulator-required clinical trials prevents the full exploitation of new genetic and biological knowledge for the treatment of human disease. A 2012 report by the President's Council of Advisors on Science and Technology made several key recommendations to reduce regulatory burdens to new drug development, including 1) expanding the FDA's use of accelerated approval processes, 2) creating an expedited approval pathway for drugs intended for use in narrowly defined populations, and 3) undertaking pilot projects designed to evaluate the feasibility of a new, adaptive drug approval process.

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Question: What was a recommendations brought about from the report?
Answer: expanding the FDA's use of accelerated approval processes.
Context: 

Candidates for Freemasonry will have met most active members of the Lodge they are joining before they are initiated. The process varies between jurisdictions, but the candidate will typically have been introduced by a friend at a Lodge social function, or at some form of open evening in the Lodge. In modern times, interested people often track down a local Lodge through the Internet. The onus is on candidates to ask to join; while candidates may be encouraged to ask, they are never invited. Once the initial inquiry is made, an interview usually follows to determine the candidate's suitability. If the candidate decides to proceed from here, the Lodge ballots on the application before he (or she, depending on the Masonic Jurisdiction) can be accepted.

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Question: Candidates are never what to a Masonic lodge?
Answer: never invited.
Context: 

Currently printed denominations are $1, $2, $5, $10, $20, $50, and $100. Notes above the $100 denomination stopped being printed in 1946 and were officially withdrawn from circulation in 1969. These notes were used primarily in inter-bank transactions or by organized crime; it was the latter usage that prompted President Richard Nixon to issue an executive order in 1969 halting their use. With the advent of electronic banking, they became less necessary. Notes in denominations of $500, $1,000, $5,000, $10,000 and $100,000 were all produced at one time; see large denomination bills in U.S. currency for details. These notes are now collectors' items and are worth more than their face value to collectors.

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Question: In which year were notes valued above $100 no longer printed?
Answer: 1946.
Context: 

By 1878, because of the growing popularity of the city, one railroad line could no longer keep up with demand. Soon, the Philadelphia and Atlantic City Railway was also constructed to transport tourists to Atlantic City. At this point massive hotels like The United States and Surf House, as well as smaller rooming houses, had sprung up all over town. The United States Hotel took up a full city block between Atlantic, Pacific, Delaware, and Maryland Avenues. These hotels were not only impressive in size, but featured the most updated amenities, and were considered quite luxurious for their time.

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Question: What was the name of the new railway that was constructed to transport tourists to Atlantic City after 1878?
Answer: Philadelphia and Atlantic City Railway.
Context: 

Livability.com named New Haven as the Best Foodie City in the country in 2014. There are 56 Zagat-rated restaurants in New Haven, the most in Connecticut and the third most in New England (after Boston and Cambridge). More than 120 restaurants are located within two blocks of the New Haven Green. The city is home to an eclectic mix of ethnic restaurants and small markets specializing in various foreign foods. Represented cuisines include Malaysian, Ethiopian, Spanish, Belgian, French, Greek, Latin American, Mexican, Italian, Thai, Chinese, Japanese, Vietnamese, Korean, Indian, Jamaican, Cuban, Peruvian, Syrian/Lebanese, and Turkish.

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Question: What website gave critical acclaim to New Haven for the city's food?
Answer: Livability.com.
Context: 

Over two-thirds of Melburnians speak only English at home (68.1%). Chinese (mainly Cantonese and Mandarin) is the second-most-common language spoken at home (3.6%), with Greek third, Italian fourth and Vietnamese fifth, each with more than 100,000 speakers. Although Victoria's net interstate migration has fluctuated, the population of the Melbourne statistical division has grown by about 70,000 people a year since 2005. Melbourne has now attracted the largest proportion of international overseas immigrants (48,000) finding it outpacing Sydney's international migrant intake on percentage, along with having strong interstate migration from Sydney and other capitals due to more affordable housing and cost of living.

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Question: What factors make Melbourne more attractie than Sydney for overseas immigrants?
Answer: more affordable housing and cost of living.
Context: 

When endothermy first appeared in the evolution of mammals is uncertain. Modern monotremes have lower body temperatures and more variable metabolic rates than marsupials and placentals, but there is evidence that some of their ancestors, perhaps including ancestors of the therians, may have had body temperatures like those of modern therians. Some of the evidence found so far suggests that Triassic cynodonts had fairly high metabolic rates, but it is not conclusive. For small animals, an insulative covering like fur is necessary for the maintenance of a high and stable body temperature.

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Question: Which time period is suggested that cynodonts had a high metabolic rate?
Answer: Triassic.
Context: 

Former members Heather and Gary Botting compare the cultural paradigms of the religion to George Orwell's Nineteen Eighty-four, and Alan Rogerson describes the religion's leadership as totalitarian. Other critics charge that by disparaging individual decision-making, the religion's leaders cultivate a system of unquestioning obedience in which Witnesses abrogate all responsibility and rights over their personal lives. Critics also accuse the religion's leaders of exercising "intellectual dominance" over Witnesses, controlling information and creating "mental isolation", which former Governing Body member Raymond Franz argued were all elements of mind control.

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Question: How do the leaders of the Jehovah's Witnesses cultivate a system of unquestioning obedience?
Answer: disparaging individual decision-making.
Context: 

Such a theory would be true with higher probability, because it cannot be attacked so easily: to falsify the first one, it is sufficient to find that the sun has stopped rising; to falsify the second one, one additionally needs the assumption that the given day has not yet been reached. Popper held that it is the least likely, or most easily falsifiable, or simplest theory (attributes which he identified as all the same thing) that explains known facts that one should rationally prefer. His opposition to positivism, which held that it is the theory most likely to be true that one should prefer, here becomes very apparent. It is impossible, Popper argues, to ensure a theory to be true; it is more important that its falsity can be detected as easily as possible.

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Question: Which type of theory is most falsifiable?
Answer: simplest.
Context: 

In prokaryotes, transcription occurs in the cytoplasm; for very long transcripts, translation may begin at the 5' end of the RNA while the 3' end is still being transcribed. In eukaryotes, transcription occurs in the nucleus, where the cell's DNA is stored. The RNA molecule produced by the polymerase is known as the primary transcript and undergoes post-transcriptional modifications before being exported to the cytoplasm for translation. One of the modifications performed is the splicing of introns which are sequences in the transcribed region that do not encode protein. Alternative splicing mechanisms can result in mature transcripts from the same gene having different sequences and thus coding for different proteins. This is a major form of regulation in eukaryotic cells and also occurs in some prokaryotes.:7.5

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Question: Where does transcription occur in prokaryotes?
Answer: in the cytoplasm.
Context: 

In China, the war is officially called the "War to Resist U.S. Aggression and Aid Korea" (simplified Chinese: 抗美援朝战争; traditional Chinese: 抗美援朝戰爭; pinyin: Kàngměiyuáncháo zhànzhēng), although the term "Chaoxian (Korean) War" (simplified Chinese: 朝鲜战争; traditional Chinese: 朝鮮戰爭; pinyin: Cháoxiǎn zhànzhēng) is also used in unofficial contexts, along with the term "Korean Conflict" (simplified Chinese: 韩战; traditional Chinese: 韓戰; pinyin: Hán Zhàn) more commonly used in regions such as Hong Kong and Macau.

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Question: What did Macau and Hong Kong call the Korean War?
Answer: Korean Conflict.
Context: 

In 1929, Lionel Robbins assumed the helm of the London School of Economics (LSE). Eager to promote alternatives to what he regarded as the narrow approach of the school of economic thought that then dominated the English-speaking academic world (centred at the University of Cambridge and deriving largely from the work of Alfred Marshall), Robbins invited Hayek to join the faculty at LSE, which he did in 1931. According to Nicholas Kaldor, Hayek's theory of the time-structure of capital and of the business cycle initially "fascinated the academic world" and appeared to offer a less "facile and superficial" understanding of macroeconomics than the Cambridge school's.

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Question: In regards to economics, Lionel Robbins believe English-speaking academics had what?
Answer: narrow approach.
Context: 

Royal assent is the final stage in the legislative process for acts of the Scottish parliament. The process is governed by sections 28, 32, and 33 of the Scotland Act 1998. After a bill has been passed, the Presiding Officer of the Scottish Parliament submits it to the monarch for royal assent after a four-week period, during which the Advocate General for Scotland, the Lord Advocate, the Attorney General or the Secretary of State for Scotland may refer the bill to the Supreme Court of the United Kingdom (prior to 1 October 2009, the Judicial Committee of the Privy Council) for review of its legality. Royal assent is signified by letters patent under the Great Seal of Scotland in the following form which is set out in The Scottish Parliament (Letters Patent and Proclamations) Order 1999 (SI 1999/737) and of which notice is published in the London, Edinburgh, and Belfast Gazettes:

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Question: How many weeks pass before the monarch receives a bill from the Presiding Officer?
Answer: four-week period.
Context: 

The curious location on Catalina Island stemmed from Cubs owner William Wrigley Jr.'s then-majority interest in the island in 1919. Wrigley constructed a ballpark on the island to house the Cubs in spring training: it was built to the same dimensions as Wrigley Field. (The ballpark is long gone, but a clubhouse built by Wrigley to house the Cubs exists as the Catalina County Club.) However, by 1951 the team chose to leave Catalina Island and spring training was shifted to Mesa, Arizona. The Cubs' 30-year association with Catalina is chronicled in the book, The Cubs on Catalina, by Jim Vitti . . . which was named International 'Book of the Year' by The Sporting News.

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Question: When did the Cubs choose to leave Catalina Island?
Answer: 1951.
Context: 

Academic higher education in Estonia is divided into three levels: bachelor's, master's, and doctoral studies. In some specialties (basic medical studies, veterinary, pharmacy, dentistry, architect-engineer, and a classroom teacher programme) the bachelor's and master's levels are integrated into one unit. Estonian public universities have significantly more autonomy than applied higher education institutions. In addition to organising the academic life of the university, universities can create new curricula, establish admission terms and conditions, approve the budget, approve the development plan, elect the rector, and make restricted decisions in matters concerning assets. Estonia has a moderate number of public and private universities. The largest public universities are the University of Tartu, Tallinn University of Technology, Tallinn University, Estonian University of Life Sciences, Estonian Academy of Arts; the largest private university is Estonian Business School.

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Question: What do Estonian public universities have more of than higher education institutions?
Answer: autonomy.
Context: 

Puerto Rico has been discussed as a potential 51st state of the United States. In a 2012 status referendum a majority of voters, 54%, expressed dissatisfaction with the current political relationship. In a separate question, 61% of voters supported statehood (excluding the 26% of voters who left this question blank). On December 11, 2012, Puerto Rico's legislature resolved to request that the President and the U.S. Congress act on the results, end the current form of territorial status and begin the process of admitting Puerto Rico to the Union as a state.

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Question: What territory has been suggested as a new addition to the United States?
Answer: Puerto Rico.
Context: 

Several private institutions of higher learning—ranging from liberal arts colleges, such as The University of St. Thomas, Houston's only Catholic university, to Rice University, the nationally recognized research university—are located within the city. Rice, with a total enrollment of slightly more than 6,000 students, has a number of distinguished graduate programs and research institutes, such as the James A. Baker Institute for Public Policy. Houston Baptist University, affiliated with the Baptist General Convention of Texas, offers bachelor's and graduate degrees. It was founded in 1960 and is located in the Sharpstown area in Southwest Houston.

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Question: What famous research university is located in Houston?
Answer: Rice University.
Context: 

Meleager and the infantry supported the candidacy of Alexander's half-brother, Philip Arrhidaeus, while Perdiccas, the leading cavalry commander, supported waiting until the birth of Alexander's unborn child by Roxana. After the infantry stormed the palace of Babylon, a compromise was arranged – Arrhidaeus (as Philip III) should become king, and should rule jointly with Roxana's child, assuming that it was a boy (as it was, becoming Alexander IV). Perdiccas himself would become regent (epimeletes) of the empire, and Meleager his lieutenant. Soon, however, Perdiccas had Meleager and the other infantry leaders murdered, and assumed full control. The generals who had supported Perdiccas were rewarded in the partition of Babylon by becoming satraps of the various parts of the empire, but Perdiccas' position was shaky, because, as Arrian writes, "everyone was suspicious of him, and he of them".

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Question: Who was the leading calvary commander?
Answer: Perdiccas.
Context: 

In 1988 Imperial merged with St Mary's Hospital Medical School, becoming The Imperial College of Science, Technology and Medicine. In 1995 Imperial launched its own academic publishing house, Imperial College Press, in partnership with World Scientific. Imperial merged with the National Heart and Lung Institute in 1995 and the Charing Cross and Westminster Medical School, Royal Postgraduate Medical School (RPMS) and the Institute of Obstetrics and Gynaecology in 1997. In the same year the Imperial College School of Medicine was formally established and all of the property of Charing Cross and Westminster Medical School, the National Heart and Lung Institute and the Royal Postgraduate Medical School were transferred to Imperial as the result of the Imperial College Act 1997. In 1998 the Sir Alexander Fleming Building was opened by Queen Elizabeth II to provide a headquarters for the College's medical and biomedical research.

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Question: What is the name of the building that was opened by Queen Elizabeth II?
Answer: Sir Alexander Fleming Building.
Context: 

Despite being a persistent critic of some of the government's policies, the paper supported Labour in both subsequent elections the party won. For the 2005 general election, The Sun backed Blair and Labour for a third consecutive election win and vowed to give him "one last chance" to fulfil his promises, despite berating him for several weaknesses including a failure to control immigration. However, it did speak of its hope that the Conservatives (led by Michael Howard) would one day be fit for a return to government. This election (Blair had declared it would be his last as prime minister) resulted in Labour's third successive win but with a much reduced majority.

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Question: Who did The Sun endorse in the 2005 general election?
Answer: Blair and Labour.
Context: 

By summer 1918, a million American soldiers, or "doughboys" as they were often called, of the American Expeditionary Forces were in Europe under the command of John J. Pershing, with 25,000 more arriving every week. The failure of Germany's spring offensive exhausted its reserves and they were unable to launch new offensives. The German Navy and home front then revolted and a new German government signed a conditional surrender, the Armistice, ending the war against the western front on November 11, 1918.

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Question: Who had overall command of the American forces in Europe?
Answer: John J. Pershing.
Context: 

The Silurian is a major division of the geologic timescale that started about 443.8 ± 1.5 Ma. During the Silurian, Gondwana continued a slow southward drift to high southern latitudes, but there is evidence that the Silurian ice caps were less extensive than those of the late Ordovician glaciation. The melting of ice caps and glaciers contributed to a rise in sea levels, recognizable from the fact that Silurian sediments overlie eroded Ordovician sediments, forming an unconformity. Other cratons and continent fragments drifted together near the equator, starting the formation of a second supercontinent known as Euramerica. The vast ocean of Panthalassa covered most of the northern hemisphere. Other minor oceans include Proto-Tethys, Paleo-Tethys, Rheic Ocean, a seaway of Iapetus Ocean (now in between Avalonia and Laurentia), and newly formed Ural Ocean.

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Question: Which supercontinent formed during the Silurian?
Answer: Euramerica.
Context: 

Moisture absorption occurs when the material is exposed to high humidity or water. Both the resin and the reinforcement may absorb water; water may be also soaked by capillary forces through voids in the materials and along the reinforcement. Epoxies of the FR-4 materials aren't too susceptible, with absorption of only 0.15%. Teflon has very low absorption of 0.01%. Polyimides and cyanate esters, on the other side, suffer from high water absorption. Absorbed water can lead to significant degradation of key parameters; it impairs tracking resistance, breakdown voltage, and dielectric parameters. Relative dielectric constant of water is about 73, compared to about 4 for common circuitboard materials. Absorbed moisture can also vaporize on heating and cause cracking and delamination, the same effect responsible for "popcorning" damage on wet packaging of electronic parts. Careful baking of the substrates may be required.

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Question: What percentage absorption do F-4 epoxies have?
Answer: 0.15%.