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25,502 | 25,160 | 56f8e0f59e9bad19000a0666 | generic | According to the 2010 revison of the UN World Population Prospects, Guinea-Bissau's population was 1,515,000 in 2010, compared to 518,000 in 1950. The proportion of the population below the age of 15 in 2010 was 41.3%, 55.4% were aged between 15 and 65 years of age, while 3.3% were aged 65 years or older. | What was the population of Guinea-Bissau in 1950? | {'text': '518,000', 'answer_start': 130} |
31,493 | 31,151 | 5709535eefce8f15003a7df6 | generic | The Houston–The Woodlands–Sugar Land metropolitan area is served by one public television station and two public radio stations. KUHT (HoustonPBS) is a PBS member station and is the first public television station in the United States. Houston Public Radio is listener-funded and comprises two NPR member stations: KUHF ... | Houston Public Radio us comprised of how many stations? | {'text': 'two NPR member stations', 'answer_start': 290} |
39,944 | 39,602 | 570e7ca50b85d914000d7f48 | generic | Melbourne has four airports. Melbourne Airport, at Tullamarine, is the city's main international and domestic gateway and second busiest in Australia. The airport is home base for passenger airlines Jetstar Airways and Tiger Airways Australia and cargo airlines Australian air Express and Toll Priority; and is a major h... | Which airport is the city's main international and domestic gateway? | {'text': 'Melbourne Airport', 'answer_start': 29} |
98,024 | 97,682 | 572a8f95111d821400f38bf2 | generic | Western commentators post-9/11 often perceive madaris as places of radical revivalism with a connotation of anti-Americanism and radical extremism, frequently associated in the Western press with Wahhabi attitudes toward non-Muslims. In Arabic the word madrasa simply means "school" and does not imply a political or rel... | What is the common western perception of the teaching received at madaris? | {'text': 'anti-Americanism and radical extremism', 'answer_start': 108} |
70,370 | 70,028 | 5ad4005e604f3c001a3ffccb | generic | In the British West Indian islands (and also in the United States), the majority of enslaved blacks brought across the Atlantic came from West Africa (roughly between modern Senegal and Ghana). Very little of Bermuda's original black emigration came from this area. The first blacks to arrive in Bermuda in any numbers w... | Who came from Ghana? | {'text': 'enslaved blacks brought across the Atlantic', 'answer_start': 84} |
59,927 | 59,585 | 5a7cc600e8bc7e001a9e1fe5 | generic | During the Middle Ages, Thuringia was situated at the border between Germanic and Slavic territories, marked by the Saale river. The Ostsiedlung movement led to the assimilation of Slavic people between the 11th and the 13th century under German rule. The population growth increased during the 18th century and stayed h... | When did population growth in Thuringia end? | {'text': 'World War I', 'answer_start': 330} |
32,939 | 32,597 | 5a55538e134fea001a0e1a2b | generic | Computers control functions at many utilities, including coordination of telecommunications, the power grid, nuclear power plants, and valve opening and closing in water and gas networks. The Internet is a potential attack vector for such machines if connected, but the Stuxnet worm demonstrated that even equipment cont... | Can computers not attached to the internet be attack by a virus? | {'text': 'computers not connected to the Internet can be vulnerable', 'answer_start': 330} |
125,447 | 125,105 | 57326c5ae99e3014001e6795 | generic | Starting in the 1970s, the Bronx often symbolized violence, decay, and urban ruin. The wave of arson in the South Bronx in the 1960s and 1970s inspired the observation that "The Bronx is burning": in 1974 it was the title of both a New York Times editorial and a BBC documentary film. The line entered the pop-consciousn... | When was the phrase "The Bronx is burning" first widespread? | {'text': '1974', 'answer_start': 200} |
71,536 | 71,194 | 5726e2c1dd62a815002e93e9 | generic | Daniel Gralath was the first to combine several jars in parallel into a "battery" to increase the charge storage capacity. Benjamin Franklin investigated the Leyden jar and came to the conclusion that the charge was stored on the glass, not in the water as others had assumed. He also adopted the term "battery", (denoti... | Where did Benjamin Franklin believe the charge was stored in Leyden jars? | {'text': 'stored on the glass', 'answer_start': 216} |
98,114 | 97,772 | 572a72f97a1753140016af89 | generic | The surface bedrock under the Miami area is called Miami oolite or Miami limestone. This bedrock is covered by a thin layer of soil, and is no more than 50 feet (15 m) thick. Miami limestone formed as the result of the drastic changes in sea level associated with recent glaciations or ice ages. Beginning some 130,000 y... | How many meters did the Sangamonian Stage raise sea levels compared to their present level? | {'text': '8', 'answer_start': 395} |
47,991 | 47,649 | 571a6db910f8ca140030501d | generic | Sometime in the early medieval period, the Jews of central and eastern Europe came to be called by this term. In conformity with the custom of designating areas of Jewish settlement with biblical names, Spain was denominated Sefarad (Obadiah 20), France was called Tsarefat (1 Kings 17:9), and Bohemia was called the Lan... | The reference to France as Tsarefat was taken from which biblical passage? | {'text': '1 Kings 17:9', 'answer_start': 275} |
101,865 | 101,523 | 5a8ddafbdf8bba001a0f9ca9 | generic | Feynman was elected a Foreign Member of the Royal Society (ForMemRS) in 1965. At this time in the early 1960s, Feynman exhausted himself by working on multiple major projects at the same time, including a request, while at Caltech, to "spruce up" the teaching of undergraduates. After three years devoted to the task, he... | What was the name of the book Feynman wrote about the dark and nothingness? | {'text': 'The Character of Physical Law, QED: The Strange Theory of Light and Matter', 'answer_start': 1111} |
89,645 | 89,303 | 5728c5e62ca10214002da781 | generic | In 1999, Estonia experienced its worst year economically since it regained independence in 1991, largely because of the impact of the 1998 Russian financial crisis.[citation needed] Estonia joined the WTO in November 1999. With assistance from the European Union, the World Bank and the Nordic Investment Bank, Estonia c... | What year did Estonia reclaim their independence? | {'text': '1991', 'answer_start': 91} |
70,747 | 70,405 | 5726db26f1498d1400e8ed57 | generic | After Babangida survived an abortive coup, he pushed back the promised return to democracy to 1992. Free and fair elections were finally held on 12 June 1993, with a presidential victory for Moshood Kashimawo Olawale Abiola. Babangida annulled the elections, leading to mass civilian violent protests which effectively s... | When did Nigeria finally hold a fair election? | {'text': '12 June 1993', 'answer_start': 145} |
84,765 | 84,423 | 5a6116aae9e1cc001a33cecd | generic | "At 11 am Petrus Canisius Van Lierde as Papal Sacristan was at the bedside of the dying pope, ready to anoint him. The pope began to speak for the very last time: "I had the great grace to be born into a Christian family, modest and poor, but with the fear of the Lord. My time on earth is drawing to a close. But Christ... | What did Van Lierde mention about the work of the church? | {'text': 'But Christ lives on and continues his work in the Church', 'answer_start': 310} |
114,932 | 114,590 | 5730359aa23a5019007fcf8d | generic | Hospitals in Liberia include the John F. Kennedy Medical Center in Monrovia and several others. Life expectancy in Liberia is estimated to be 57.4 years in 2012. With a fertility rate of 5.9 births per woman, the maternal mortality rate stood at 990 per 100,000 births in 2010. A number of highly communicable diseases a... | What is the name of the hospital in Monrova? | {'text': 'John F. Kennedy Medical Center', 'answer_start': 33} |
61,982 | 61,640 | 5726fc4f708984140094d7bd | generic | Myanmar's armed forces are known as the Tatmadaw, which numbers 488,000. The Tatmadaw comprises the Army, the Navy, and the Air Force. The country ranked twelfth in the world for its number of active troops in service. The military is very influential in Myanmar, with all top cabinet and ministry posts usually held by ... | What is the name of the military in Burma ? | {'text': 'Tatmadaw', 'answer_start': 40} |
68,098 | 67,756 | 5726dc5cf1498d1400e8ed96 | generic | Mali faces numerous health challenges related to poverty, malnutrition, and inadequate hygiene and sanitation. Mali's health and development indicators rank among the worst in the world. Life expectancy at birth is estimated to be 53.06 years in 2012. In 2000, 62–65 percent of the population was estimated to have acces... | As of 2012 50.3 years is considered the Malian peoples averages of what statistic? | {'text': 'Life expectancy', 'answer_start': 187} |
19,777 | 19,435 | 5a7b62b021c2de001afe9fae | generic | NARA's holdings are classed into "record groups" reflecting the governmental department or agency from which they originated. Records include paper documents, microfilm, still pictures, motion pictures, and electronic media. | What record is the oldest type in storage? | {'text': 'microfilm', 'answer_start': 159} |
98,423 | 98,081 | 572a84c9be1ee31400cb8074 | generic | Miami is the southern terminus of Amtrak's Atlantic Coast services, running two lines, the Silver Meteor and the Silver Star, both terminating in New York City. The Miami Amtrak Station is located in the suburb of Hialeah near the Tri-Rail/Metrorail Station on NW 79 St and NW 38 Ave. Current construction of the Miami C... | In what year was the Miami Central Station originally supposed to have been completed? | {'text': '2012', 'answer_start': 624} |
102,822 | 102,480 | 5ad4b0075b96ef001a109d95 | generic | Based on the strength of his work, Universal signed Spielberg to do four TV films. The first was a Richard Matheson adaptation called Duel. The film is about a psychotic Peterbilt 281 tanker truck driver who chases the terrified driver (Dennis Weaver) of a small Plymouth Valiant and tries to run him off the road. Speci... | Who starred in Something Evil? | {'text': 'Martin Landau', 'answer_start': 712} |
17,609 | 17,267 | 56e1edbee3433e140042320a | generic | In Spain, every person officially has two surnames, one of which is the father's first surname and the other is the mother's first surname. The law contemplates the possibility of joining both surnames with the Catalan conjunction i ("and"). | What conjunction would be used to join a person's surnames? | {'text': 'in', 'answer_start': 6} |
91,134 | 90,792 | 572939f06aef051400154b98 | generic | The abdomen is the largest tagma of the insect, which typically consists of 11–12 segments and is less strongly sclerotized than the head or thorax. Each segment of the abdomen is represented by a sclerotized tergum and sternum. Terga are separated from each other and from the adjacent sterna or pleura by membranes. Sp... | The pleural area holds what? | {'text': 'Spiracles', 'answer_start': 318} |
98,031 | 97,689 | 5ace84b232bba1001ae4a94b | generic | Western commentators post-9/11 often perceive madaris as places of radical revivalism with a connotation of anti-Americanism and radical extremism, frequently associated in the Western press with Wahhabi attitudes toward non-Muslims. In Arabic the word madrasa simply means "school" and does not imply a political or rel... | What type of teaching is rejected at Indian madaris? | {'text': 'secularised', 'answer_start': 463} |
2,820 | 2,478 | 5ad220dcd7d075001a4284c8 | generic | Spectre was released on 26 October 2015 in the United Kingdom on the same night as the world premiere at the Royal Albert Hall in London, followed by a worldwide release. It was released in the United States on 6 November 2015. It became the second James Bond film to be screened in IMAX venues after Skyfall, although i... | What James Bond movie was released on 16 October 2015? | {'text': 'Spectre', 'answer_start': 0} |
52,530 | 52,188 | 5a7a127317ab25001a8a02de | generic | The house which forms the architectural core of the palace was built for the first Duke of Buckingham and Normanby in 1703 to the design of William Winde. The style chosen was of a large, three-floored central block with two smaller flanking service wings. Buckingham House was eventually sold by Buckingham's descendant... | Who bought Buckingham House in 1781? | {'text': 'George III', 'answer_start': 356} |
94,645 | 94,303 | 572a203e3f37b31900478709 | generic | Many flags of the Islamic world are green, as the color is considered sacred in Islam (see below). The flag of Hamas, as well as the flag of Iran, is green, symbolizing their Islamist ideology. The 1977 flag of Libya consisted of a simple green field with no other characteristics. It was the only national flag in the w... | What does the green cedar of Lebanon tree represent on the Flag of Lebanon? | {'text': 'steadiness and tolerance', 'answer_start': 644} |
125,209 | 124,867 | 57324f18b9d445190005ea1b | generic | The Bronx /ˈbrɒŋks/ is the northernmost of the five boroughs (counties) of New York City in the state of New York, located south of Westchester County. Many bridges and tunnels link the Bronx to the island and borough of Manhattan to the west over and under the narrow Harlem River, as well as three longer bridges south... | How many boroughs are in NYC? | {'text': 'five', 'answer_start': 47} |
27,896 | 27,554 | 56fb2c94f34c681400b0c1ef | generic | During the High Middle Ages, which began after 1000, the population of Europe increased greatly as technological and agricultural innovations allowed trade to flourish and the Medieval Warm Period climate change allowed crop yields to increase. Manorialism, the organisation of peasants into villages that owed rent and ... | In what year did the Crusades begin? | {'text': '1095', 'answer_start': 626} |
82,433 | 82,091 | 5acffa0d77cf76001a6866bc | generic | The Indus and Brahmaputra rivers originate from a lake (Tib: Tso Mapham) in Western Tibet, near Mount Kailash. The mountain is a holy pilgrimage site for both Hindus and Tibetans. The Hindus consider the mountain to be the abode of Lord Shiva. The Tibetan name for Mt. Kailash is Khang Rinpoche. Tibet has numerous high-... | What mountain is a holy site for Hindus and Indus? | {'text': 'Mount Kailash', 'answer_start': 96} |
57,436 | 57,094 | 5a638a9e68151a001a922355 | generic | Of approximately 100 million native speakers of German in the world, roughly 80 million consider themselves Germans.[citation needed] There are an additional 80 million people of German ancestry mainly in the United States, Brazil (mainly in the South Region of the country), Argentina, Canada, South Africa, the post-So... | Where do an additional 80 million German natives live? | {'text': 'mainly in the United States, Brazil (mainly in the South Region of the country), Argentina, Canada, South Africa, the post-Soviet', 'answer_start': 195} |
60,570 | 60,228 | 57268f57708984140094ca31 | generic | Marvel discontinued its Marvel Adventures imprint in March 2012, and replaced them with a line of two titles connected to the Marvel Universe TV block. Also in March, Marvel announced its Marvel ReEvolution initiative that included Infinite Comics, a line of digital comics, Marvel AR, an application software that provi... | What are two new titles under the Marvel NOW! line of comics? | {'text': 'Uncanny Avengers and All-New X-Men', 'answer_start': 528} |
101,608 | 101,266 | 572f7ca3a23a5019007fc67f | generic | During the war, the Seven Nations of Canada were allied with the French. These were Native Americans of the Laurentian valley—the Algonquin, the Abenaki, the Huron, and others. Although the Algonquin tribes and the Seven Nations were not directly concerned with the fate of the Ohio River Valley, they had been victims o... | How much help did the Seven Nations give the French in the Ohio Valley? | {'text': 'the Seven Nations were not directly concerned with the fate of the Ohio River Valley', 'answer_start': 211} |
35,077 | 34,735 | 5a397a692f14dd001ac7238d | generic | Current manager, Roberto Martínez, is the fourteenth permanent holder of the position since it was established in 1939. There have also been four caretaker managers, and before 1939 the team was selected by either the club secretary or by committee. The club's longest-serving manager has been Harry Catterick, who was i... | In what year did Roberto Martinez become the current manager of Everton? | {'text': '1984', 'answer_start': 537} |
116,230 | 115,888 | 5a565d366349e2001acdcd30 | generic | In 1903, after British victory in the Anglo-Boer war, Swaziland became a British protectorate. Much of its early administration (for example, postal services) being carried out from South Africa until 1906 when the Transvaal colony was granted self-government. Following this, Swaziland was partitioned into European and... | Who started carrying out Sazilands administration in 1906? | {'text': 'South Africa', 'answer_start': 182} |
114,339 | 113,997 | 57303dfeb2c2fd1400568abe | generic | The world's oldest football competition is the FA Cup, which was founded by C. W. Alcock and has been contested by English teams since 1872. The first official international football match also took place in 1872, between Scotland and England in Glasgow, again at the instigation of C. W. Alcock. England is also home to... | How many clubs where in the first football league? | {'text': '12', 'answer_start': 468} |
67,835 | 67,493 | 5727b0983acd2414000de9d6 | generic | In many places in Switzerland, household rubbish disposal is charged for. Rubbish (except dangerous items, batteries etc.) is only collected if it is in bags which either have a payment sticker attached, or in official bags with the surcharge paid at the time of purchase. This gives a financial incentive to recycle as ... | What are the fines for not paying the rubbish disposal fee? | {'text': 'from CHF 200–500', 'answer_start': 614} |
80,673 | 80,331 | 5727e93b4b864d1900163fd8 | generic | The Consortium first published The Unicode Standard (ISBN 0-321-18578-1) in 1991 and continues to develop standards based on that original work. The latest version of the standard, Unicode 8.0, was released in June 2015 and is available from the consortium's website. The last of the major versions (versions x.0) to be ... | What does the print on demand, core version not include? | {'text': 'any code charts or standard annexes', 'answer_start': 750} |
127,651 | 127,309 | 57338b11d058e614000b5d03 | generic | St. Barthélemy has a small airport known as Gustaf III Airport on the north coast of the island that is served by small regional commercial aircraft and charters. The nearest airport with a runway length sufficient to land a typical commercial jet airliner is on the neighboring island of Sint Maarten: Princess Juliana ... | What other than small commercial aircraft can land at the airport on St. Barts? | {'text': 'charters', 'answer_start': 153} |
109,239 | 108,897 | 5ace2e9932bba1001ae49d00 | generic | The Washington University School of Medicine, founded in 1891, is highly regarded as one of the world's leading centers for medical research and training. The School ranks first in the nation in student selectivity. Among its many recent initiatives, The Genome Center at Washington University (directed by Richard K. Wi... | In what year did the Washington University School of Medicine partner with St. Louis Children's Hospital? | {'text': '1891', 'answer_start': 57} |
83,932 | 83,590 | 572879b54b864d1900164a1f | generic | Ronald Inden writes that by the 8th century CE symbols of Hindu gods "replaced the Buddha at the imperial centre and pinnacle of the cosmo-political system, the image or symbol of the Hindu god comes to be housed in a monumental temple and given increasingly elaborate imperial-style puja worship". Although Buddhism did... | What replaced Buddha in ruling centers? | {'text': 'Hindu gods', 'answer_start': 58} |
61,399 | 61,057 | 5726f4c9dd62a815002e9629 | generic | Possessing a mezzo-soprano vocal range, Madonna has always been self-conscious about her voice, especially in comparison to her vocal idols such as Ella Fitzgerald, Prince, and Chaka Khan. Mark Bego, author of Madonna: Blonde Ambition, called her "the perfect vocalist for lighter-than-air songs", despite not being a "h... | What was the title of Madonna's Book? | {'text': 'Blonde Ambition', 'answer_start': 219} |
42,592 | 42,250 | 570dea310b85d914000d7bcd | generic | Furthermore, the amount of time adolescents spend on work and leisure activities varies greatly by culture as a result of cultural norms and expectations, as well as various socioeconomic factors. American teenagers spend less time in school or working and more time on leisure activities—which include playing sports, s... | Does the amount of time adolescents spend on work and leisure vary from culture to culture or reman relatively constant? | {'text': 'varies greatly', 'answer_start': 81} |
116,110 | 115,768 | 5ad49fe8ba00c4001a268e2f | generic | Reviews of the various editions of Windows 8 have been mixed. Tom Warren of The Verge said that although Windows 8's emphasis on touch computing was significant and risked alienating desktop users, a "tablet PC with Windows 8 makes an iPad feel immediately out of date" due to the capabilities of the operating system's ... | Who equated windows 8 as the last desktop operating system that understand what a computer is supposed to do? | {'text': 'David Pierce', 'answer_start': 372} |
86,381 | 86,039 | 572849443acd2414000df89b | generic | The PlayStation 3 Slim received extremely positive reviews as well as a boost in sales; less than 24 hours after its announcement, PS3 Slim took the number-one bestseller spot on Amazon.com in the video games section for fifteen consecutive days. It regained the number-one position again one day later. PS3 Slim also re... | Along with the PS Slim's value, quietness, and lower power usage, what superficial quality did PC World praise? | {'text': 'repackaging', 'answer_start': 391} |
70,676 | 70,334 | 5726bd64dd62a815002e8eeb | generic | Nigeria is often referred to as the "Giant of Africa", owing to its large population and economy. With approximately 182 million inhabitants, Nigeria is the most populous country in Africa and the seventh most populous country in the world. Nigeria has one of the largest populations of youth in the world. The country i... | How many people live in Nigeria? | {'text': '182 million', 'answer_start': 117} |
97,827 | 97,485 | 572a6d8a7a1753140016af3e | generic | Madaris were largely centred on the study of fiqh (Islamic jurisprudence). The ijāzat al-tadrīs wa-al-iftāʼ ("licence to teach and issue legal opinions") in the medieval Islamic legal education system had its origins in the 9th century after the formation of the madhāhib (schools of jurisprudence). George Makdisi consi... | How long did a student have to study law, in early Islamic law graduate schools, in order to graduate? | {'text': 'ten or more years', 'answer_start': 825} |
125,845 | 125,503 | 57338497d058e614000b5c4f | generic | United States President Barack Obama and key advisers introduced a series of regulatory proposals in June 2009. The proposals address consumer protection, executive pay, bank financial cushions or capital requirements, expanded regulation of the shadow banking system and derivatives, and enhanced authority for the Fede... | Who were proposed new regulations called "The Volcker Rule" named after? | {'text': 'Paul Volcker', 'answer_start': 586} |
92,956 | 92,614 | 5a7b686e21c2de001afe9fde | generic | As the number of possible tests for even simple software components is practically infinite, all software testing uses some strategy to select tests that are feasible for the available time and resources. As a result, software testing typically (but not exclusively) attempts to execute a program or application with the... | software testing attempts to eliminate a program for what reason? | {'text': 'finding software bugs (errors or other defects)', 'answer_start': 331} |
100,731 | 100,389 | 572c9697750c471900ed4cae | generic | In 2013 tourism within the state from local citizens accounted for 39.9% of tourists, the second highest originating location for tourists to Tennessee is the state of Georgia, accounting for 8.4% of tourists.:17 Forty-four percent of stays in the state were "day trips", 25% stayed one night, 15% stayed two nights, and... | In which state do the greatest percentage of Tennessee tourists reside? | {'text': 'Tennessee', 'answer_start': 142} |
84,113 | 83,771 | 5728c7dd2ca10214002da7ae | generic | During the British Raj, famines in India, often attributed to failed government policies, were some of the worst ever recorded, including the Great Famine of 1876–78 in which 6.1 million to 10.3 million people died and the Indian famine of 1899–1900 in which 1.25 to 10 million people died. The Third Plague Pandemic in ... | When did the Great Famine happen? | {'text': '1876–78', 'answer_start': 158} |
121,593 | 121,251 | 57318b7605b4da19006bd282 | generic | The university culture developed differently in northern Europe than it did in the south, although the northern (primarily Germany, France and Great Britain) and southern universities (primarily Italy) did have many elements in common. Latin was the language of the university, used for all texts, lectures, disputations... | What type of subjects did the universities of northern Europe focus on? | {'text': 'arts and theology', 'answer_start': 699} |
125,831 | 125,489 | 573381524776f41900660c19 | generic | On November 3, 2008, the European Commission at Brussels predicted for 2009 an extremely weak growth of GDP, by 0.1%, for the countries of the Eurozone (France, Germany, Italy, Belgium etc.) and even negative number for the UK (−1.0%), Ireland and Spain. On November 6, the IMF at Washington, D.C., launched numbers pred... | On November 5, 2008, the Bank of England reduced their interest rate from 4.5% to what? | {'text': '3%', 'answer_start': 536} |
50,896 | 50,554 | 5725c76638643c19005accd6 | generic | Since Israel's capture of these territories, Israeli settlements and military installations have been built within each of them. Israel has applied civilian law to the Golan Heights and East Jerusalem and granted their inhabitants permanent residency status and the ability to apply for citizenship. The West Bank, outsi... | What was captured by Israel in the Six-Day War? | {'text': 'Israeli West Bank', 'answer_start': 1006} |
47,290 | 46,948 | 5a8ce008fd22b3001a8d8f95 | generic | Cognitive neuroscientists consider memory as the retention, reactivation, and reconstruction of the experience-independent internal representation. The term of internal representation implies that such definition of memory contains two components: the expression of memory at the behavioral or conscious level, and the u... | What did Semon learn in 2007? | {'text': 'The latter component is also called engram or memory traces', 'answer_start': 370} |
47,546 | 47,204 | 571a9c0e10f8ca14003051aa | generic | Anti-miscegenation laws were passed in most states during the 18th, 19th and early 20th centuries, but this did not prevent white slaveholders, their sons, or other powerful white men from taking slave women as concubines and having multiracial children with them. In California and the western US, there were greater nu... | Did these laws change behavior of white slaveholders and other powerful white men? | {'text': 'this did not prevent white slaveholders, their sons, or other powerful white men from taking slave women as concubines', 'answer_start': 103} |
72,026 | 71,684 | 5727f5f53acd2414000df0d9 | generic | The renewal of learning in Europe, that began with 12th century Scholasticism, came to an end about the time of the Black Death, and the initial period of the subsequent Italian Renaissance is sometimes seen as a lull in scientific activity. The Northern Renaissance, on the other hand, showed a decisive shift in focus ... | Which era came after Scholasticism? | {'text': 'Italian Renaissance', 'answer_start': 170} |
36,075 | 35,733 | 570ace2c4103511400d59a1c | generic | The Late Triassic spans from 237 million to 200 million years ago. Following the bloom of the Middle Triassic, the Late Triassic featured frequent heat spells, as well as moderate precipitation (10-20 inches per year). The recent warming led to a boom of reptilian evolution on land as the first true dinosaurs evolve, a... | When did the first dinosaurs evolve? | {'text': 'Triassic', 'answer_start': 120} |
97,668 | 97,326 | 5a0e1448d7c850001886451b | generic | Immunization against the pathogens that cause diarrheal disease is a viable prevention strategy, however it does require targeting certain pathogens for vaccination. In the case of Rotavirus, which was responsible for around 6% of diarrheal episodes and 20% of diarrheal disease deaths in the children of developing coun... | What were the results of Cholera vaccine trials in 1985? | {'text': 'a slight (2-3%) decrease in total diarrheal disease incidence, while reducing overall mortality by 6-10%', 'answer_start': 380} |
85,541 | 85,199 | 5a626555f8d794001af1bfb0 | generic | St. John's is located along the coast of the Atlantic Ocean, on the northeast of the Avalon Peninsula in southeast Newfoundland. The city covers an area of 446.04 square kilometres (172.22 sq mi) and is the most easterly city in North America, excluding Greenland; it is 295 miles (475 km) closer to London, England than... | St. Johns is in the northeast of what province? | {'text': 'Newfoundland', 'answer_start': 115} |
54,416 | 54,074 | 5acfcf2777cf76001a68611c | generic | According to the same study, even though digital piracy inflicts additional costs on the production side of media, it also offers the main access to media goods in developing countries. The strong tradeoffs that favor using digital piracy in developing economies dictate the current neglected law enforcements toward dig... | Even though piracy adds costs to production, what else is offered to established countries? | {'text': 'main access to media goods', 'answer_start': 134} |
88,344 | 88,002 | 5ace864832bba1001ae4a96f | generic | The fluid in the coelomata contains coelomocyte cells that defend the animals against parasites and infections. In some species coelomocytes may also contain a respiratory pigment – red hemoglobin in some species, green chlorocruorin in others (dissolved in the plasma) – and provide oxygen transport within their segmen... | What runs the length of annelids' brains with well-developed septa? | {'text': 'blood vessels', 'answer_start': 437} |
20,500 | 20,158 | 56e7860900c9c71400d77234 | generic | During the period of North–South division, Nanjing remained the capital of the Southern dynasties for more than two and a half centuries. During this time, Nanjing was the international hub of East Asia. Based on historical documents, the city had 280,000 registered households. Assuming an average Nanjing household had... | What is the estimated population of Nanjing during that time? | {'text': 'more than 1.4 million residents', 'answer_start': 365} |
43,317 | 42,975 | 570db8dedf2f5219002ed118 | generic | It is estimated that there are around 100 elephants left in Eritrea, the most northerly of East Africa's elephants. The endangered African wild dog (Lycaon pictus) was previously found in Eritrea, but is now deemed extirpated from the entire country. In Gash Barka, deadly snakes like saw-scaled viper are common. Puff a... | Where in Eritrea can puff adder and red spitting cobra be found? | {'text': 'widespread', 'answer_start': 352} |
107,081 | 106,739 | 572edf1e03f9891900756aa1 | generic | In 1948, the point-contact transistor was independently invented by German physicists Herbert Mataré and Heinrich Welker while working at the Compagnie des Freins et Signaux, a Westinghouse subsidiary located in Paris. Mataré had previous experience in developing crystal rectifiers from silicon and germanium in the Ger... | Where were Matare and Welker working when inventing the point-contact transistor? | {'text': 'Compagnie des Freins et Signaux', 'answer_start': 142} |
7,911 | 7,569 | 5a5955093e1742001a15d077 | generic | The proportion of non-repetitive DNA is calculated by using the length of non-repetitive DNA divided by genome size. Protein-coding genes and RNA-coding genes are generally non-repetitive DNA. A bigger genome does not mean more genes, and the proportion of non-repetitive DNA decreases along with increasing genome size ... | What are two examples of higher eukaryotes? | {'text': 'Protein-coding genes and RNA-coding genes', 'answer_start': 117} |
12,969 | 12,627 | 5ad2e689604f3c001a3fd943 | generic | According to 2012 Pew Research Center survey if current trends continue, Christianity will remains the world's largest religion by year 2050. By 2050, the Christian population is expected to exceed 3 billion. While Muslims have an average of 3.1 children per woman—the highest rate of all religious groups. Christians ar... | What is cited as reasons for Christian population decline? | {'text': 'High birth rates and conversion', 'answer_start': 359} |
94,668 | 94,326 | 5a74f91a97ca42001a521d94 | generic | Roman Catholic and more traditional Protestant clergy wear green vestments at liturgical celebrations during Ordinary Time. In the Eastern Catholic Church, green is the color of Pentecost. Green is one of the Christmas colors as well, possibly dating back to pre-Christian times, when evergreens were worshiped for their... | Green and what color are represented on the flag of Scotland? | {'text': 'orange', 'answer_start': 625} |
95,147 | 94,805 | 5a2c47ecbfd06b001a5aeac9 | generic | In the early 20th century, the writings of Albert Richardson were responsible for a re-awakening of interest in pure neoclassical design. Vincent Harris (compare Harris's colonnaded and domed interior of Manchester Central Reference Library to the colonnaded and domed interior by John Carr and R R Duke), Bradshaw Gass ... | What style was powerful and eccentric by the end of the 1900s? | {'text': 'neoclassical style of William Henry Playfair.', 'answer_start': 680} |
101,667 | 101,325 | 572fc19a947a6a140053cc53 | generic | The British government was close to bankruptcy, and Britain now faced the delicate task of pacifying its new French-Canadian subjects as well as the many American Indian tribes who had supported France. George III's Proclamation of 1763, which forbade white settlement beyond the crest of the Appalachians, was intended ... | Who was aggravated by the Proclamation of 1763? | {'text': 'outrage in the Thirteen Colonies, whose inhabitants were eager to acquire native lands', 'answer_start': 366} |
4,380 | 4,038 | 56d004e5234ae51400d9c268 | generic | New York City is home to the headquarters of the National Football League, Major League Baseball, the National Basketball Association, the National Hockey League, and Major League Soccer. The New York metropolitan area hosts the most sports teams in these five professional leagues. Participation in professional sports ... | Which four of the world's most expensive stadiums are located in NYC? | {'text': 'MetLife Stadium, the new Yankee Stadium, Madison Square Garden, and Citi Field', 'answer_start': 691} |
44,620 | 44,278 | 5ad37006604f3c001a3fe240 | generic | According to Paul Martin, Sr., by the end of the 1970s the Queen was worried that the Crown "had little meaning for" Pierre Trudeau, the Canadian Prime Minister. Tony Benn said that the Queen found Trudeau "rather disappointing". Trudeau's supposed republicanism seemed to be confirmed by his antics, such as sliding dow... | Who was one of the Canadians politicians sent to London in 1980? | {'text': 'Pierre Trudeau', 'answer_start': 117} |
99,249 | 98,907 | 572b4bbf111d821400f38e31 | generic | Spanish colonization commenced on June 15, 1668 with the arrival of Diego Luis de San Vitores and Pedro Calungsod, who established the first Catholic church.:64 The islands were part of the Spanish East Indies governed from the Philippines, which were in turn part of the Viceroyalty of New Spain based in Mexico City. O... | What was the name of the first Cathedral? | {'text': 'Dulce Nombre de Maria', 'answer_start': 464} |
64,941 | 64,599 | 5726980cf1498d1400e8e499 | generic | At the end of the 12th century, Europe was divided into a multitude of city states and kingdoms. The area encompassing modern Germany, southern Denmark, the Netherlands, Belgium, Luxembourg, Switzerland, Austria, Slovakia, Czech Republic and much of northern Italy (excluding Venice and Papal State) was nominally part o... | Poland was affected by trade connections with what League? | {'text': 'the Hanseatic League', 'answer_start': 775} |
69,950 | 69,608 | 5726f04add62a815002e95d1 | generic | An early formal system of temporal logic was studied by Avicenna. Although he did not develop a real theory of temporal propositions, he did study the relationship between temporalis and the implication. Avicenna's work was further developed by Najm al-Dīn al-Qazwīnī al-Kātibī and became the dominant system of Islamic ... | What European logician was greatly influenced by Avicenna? | {'text': 'Albertus Magnus', 'answer_start': 420} |
99,566 | 99,224 | 5a57cc65770dc0001aeefd7d | generic | British empiricism, though it was not a term used at the time, derives from the 17th century period of early modern philosophy and modern science. The term became useful in order to describe differences perceived between two of its founders Francis Bacon, described as empiricist, and René Descartes, who is described as... | What was Baruch Spinoza's nationality? | {'text': 'British', 'answer_start': 0} |
105,701 | 105,359 | 5a8791371d3cee001a6a125a | generic | But although it meets the definition of outer space, the atmospheric density within the first few hundred kilometers above the Kármán line is still sufficient to produce significant drag on satellites. Most artificial satellites operate in this region called low Earth orbit and must fire their engines every few days to... | What have satellite engines been suggested to be used for? | {'text': 'interplanetary travel', 'answer_start': 493} |
72,033 | 71,691 | 5727f6d83acd2414000df0fd | generic | The willingness to question previously held truths and search for new answers resulted in a period of major scientific advancements, now known as the Scientific Revolution. The Scientific Revolution is traditionally held by most historians to have begun in 1543, when the books De humani corporis fabrica (On the Working... | What book was printed by Isaac Newton in 1687? | {'text': 'Philosophiæ Naturalis Principia Mathematica', 'answer_start': 571} |
103,270 | 102,928 | 572ea29b03f9891900756879 | generic | Gearless traction machines are low-speed (low-RPM), high-torque electric motors powered either by AC or DC. In this case, the drive sheave is directly attached to the end of the motor. Gearless traction elevators can reach speeds of up to 20 m/s (4,000 ft/min), A brake is mounted between the motor and gearbox or betwee... | What motivates an external drum brake held open electrically? | {'text': 'spring force', 'answer_start': 490} |
101,896 | 101,554 | 572e8f2edfa6aa1500f8d136 | generic | Feynman devoted the latter half of his book What Do You Care What Other People Think? to his experience on the Rogers Commission, straying from his usual convention of brief, light-hearted anecdotes to deliver an extended and sober narrative. Feynman's account reveals a disconnect between NASA's engineers and executive... | While the higher-ups said a failure was unlikely, at 1 in 100,000 odds, the scientists felt the odd were what? | {'text': '1 in 200', 'answer_start': 694} |
9,371 | 9,029 | 5a8002878f0597001ac0013e | generic | During mutualistic symbioses, the host cell lacks some of the nutrients, which are provided by the endosymbiont. As a result, the host favors endosymbiont's growth processes within itself by producing some specialized cells. These cells affect the genetic composition of the host in order to regulate the increasing popu... | When the the host favors the endosymbiont's growth process what takes place? | {'text': 'vertical transmission', 'answer_start': 422} |
87,708 | 87,366 | 572814934b864d1900164408 | generic | In October 1919, Albert went up to Trinity College, Cambridge, where he studied history, economics and civics for a year. On 4 June 1920, he was created Duke of York, Earl of Inverness and Baron Killarney. He began to take on more royal duties. He represented his father, and toured coal mines, factories, and railyards.... | Which society was Albert the president of? | {'text': 'Industrial Welfare Society', 'answer_start': 783} |
114,269 | 113,927 | 573043eeb2c2fd1400568b3a | generic | The idea of building a tunnel under the Irish Sea has been raised since 1895, when it was first investigated. Several potential Irish Sea tunnel projects have been proposed, most recently the Tusker Tunnel between the ports of Rosslare and Fishguard proposed by The Institute of Engineers of Ireland in 2004. A rail tunn... | What is the name of the recent proposal of a tunnel between Rosslare and Fishguard ports? | {'text': 'Tusker Tunnel', 'answer_start': 192} |
7,221 | 6,879 | 56d9ddf4dc89441400fdb86f | generic | The health benefits of dogs can result from contact with dogs in general, and not solely from having dogs as pets. For example, when in the presence of a pet dog, people show reductions in cardiovascular, behavioral, and psychological indicators of anxiety. Other health benefits are gained from exposure to immune-stimu... | What is lessened when people are with their pet dogs? | {'text': 'anxiety', 'answer_start': 249} |
27,477 | 27,135 | 56fa3f74f34c681400b0c027 | generic | There is a strong relationship between the properties of wood and the properties of the particular tree that yielded it. The density of wood varies with species. The density of a wood correlates with its strength (mechanical properties). For example, mahogany is a medium-dense hardwood that is excellent for fine furnit... | What property of wood has a correlation to its density? | {'text': 'strength', 'answer_start': 204} |
6,000 | 5,658 | 56d273d059d6e41400146008 | generic | This period marks the first known spread of Buddhism beyond India. According to the edicts of Aśoka, emissaries were sent to various countries west of India to spread Buddhism (Dharma), particularly in eastern provinces of the neighboring Seleucid Empire, and even farther to Hellenistic kingdoms of the Mediterranean. I... | What were the emissaries used for? | {'text': 'to spread Buddhism', 'answer_start': 157} |
17,936 | 17,594 | 56e1747fe3433e1400422f2e | generic | Downtown Boston's streets grew organically, so they do not form a planned grid, unlike those in later-developed Back Bay, East Boston, the South End, and South Boston. Boston is the eastern terminus of I-90, which in Massachusetts runs along the Massachusetts Turnpike. The elevated portion of the Central Artery, which ... | How did the streets of downtown Boston grow? | {'text': 'organically', 'answer_start': 31} |
4,735 | 4,393 | 56d3a1c459d6e4140014683d | generic | One of the first incidents of the book being challenged was in Hanover, Virginia, in 1966: a parent protested that the use of rape as a plot device was immoral. Johnson cites examples of letters to local newspapers, which ranged from amusement to fury; those letters expressing the most outrage, however, complained abou... | In letters to local newspapers, what subplot in the book received the most complaints? | {'text': "Mayella Ewell's attraction to Tom Robinson", 'answer_start': 322} |
101,302 | 100,960 | 572e893d03f9891900756750 | generic | Each play constitutes a down. The offence must advance the ball at least ten yards towards the opponents' goal line within three downs or forfeit the ball to their opponents. Once ten yards have been gained the offence gains a new set of three downs (rather than the four downs given in American football). Downs do not ... | How many plays can the offence run without gaining ten yards? | {'text': 'three', 'answer_start': 123} |
93,454 | 93,112 | 5a66f6ddf038b7001ab0c132 | generic | Most common glass contains other ingredients to change its properties. Lead glass or flint glass is more 'brilliant' because the increased refractive index causes noticeably more specular reflection and increased optical dispersion. Adding barium also increases the refractive index. Thorium oxide gives glass a high ref... | What property of thorium oxide has caused it to no longer be used in projectors? | {'text': 'radioactivity', 'answer_start': 424} |
53,527 | 53,185 | 5726118689a1e219009ac1da | generic | As one of the most successful teams in the country, Arsenal have often featured when football is depicted in the arts in Britain. They formed the backdrop to one of the earliest football-related films, The Arsenal Stadium Mystery (1939). The film centres on a friendly match between Arsenal and an amateur side, one of w... | In what decade did film and literature help revive football in Britain? | {'text': '1990s', 'answer_start': 726} |
62,163 | 61,821 | 57267331708984140094c689 | generic | According to a report published in 2014, about 43% of all Jews reside in Israel (6.1 million), and 40% in the United States (5.7 million), with most of the remainder living in Europe (1.4 million) and Canada (0.4 million). These numbers include all those who self-identified as Jews in a socio-demographic study or were ... | What percentage of Jews reside in Israel? | {'text': '43%', 'answer_start': 47} |
60,516 | 60,174 | 5a5fd905eae51e001ab14ca2 | generic | In 1978, Jim Shooter became Marvel's editor-in-chief. Although a controversial personality, Shooter cured many of the procedural ills at Marvel, including repeatedly missed deadlines. During Shooter's nine-year tenure as editor-in-chief, Chris Claremont and John Byrne's run on the Uncanny X-Men and Frank Miller's run o... | What anniversary did Epic Comics celebrate in 1986? | {'text': '25th', 'answer_start': 723} |
79,410 | 79,068 | 5ad231aed7d075001a428720 | generic | Eton College has links with some private schools in India today, maintained from the days of the British Raj, such as The Doon School and Mayo College. Eton College is also a member of the G20 Schools Group, a collection of college preparatory boarding schools from around the world, including Turkey's Robert College, t... | In what year did Singapore's Raffles Institution open their doors? | {'text': '2005', 'answer_start': 1092} |
120,692 | 120,350 | 5731388ea5e9cc1400cdbd2d | generic | The 19th century also saw the use of red in art to create specific emotions, not just to imitate nature. It saw the systematic study of color theory, and particularly the study of how complementary colors such as red and green reinforced each other when they were placed next to each other. These studies were avidly fol... | What occurred when red and green were put next to one another? | {'text': 'red and green reinforced each other', 'answer_start': 213} |
53,578 | 53,236 | 5a0cece5f5590b0018dab65d | generic | There is no easy way to determine when clothing was first developed, but some information has been inferred by studying lice. The body louse specifically lives in clothing, and diverge from head lice about 107,000 years ago, suggesting that clothing existed at that time. Another theory is that modern humans are the onl... | Please have provided some information about what? | {'text': 'when clothing was first developed', 'answer_start': 34} |
1,445 | 1,103 | 56cc0d816d243a140015ee7a | generic | Although this period had been productive, the bad weather had such a detrimental effect on Chopin's health that Sand determined to leave the island. To avoid further customs duties, Sand sold the piano to a local French couple, the Canuts.[n 8] The group traveled first to Barcelona, then to Marseilles, where they staye... | What city did the group travel to in order to help Frédéric recover? | {'text': 'Marseilles', 'answer_start': 292} |
17,147 | 16,805 | 56e1c042cd28a01900c67b23 | generic | The northeastern Puntland region has around six private radio stations, including Radio Garowe, Radio Daljir, Radio Codka-Nabbada and Radio Codka-Mudug. Radio Gaalkacyo, formerly known as Radio Free Somalia, operates from Galkayo in the north-central Mudug province. Additionally, the Somaliland region in the northwest ... | What is the former name of Radio Gaalkacyo? | {'text': 'Radio Free Somalia', 'answer_start': 188} |
61,308 | 60,966 | 5726e19ddd62a815002e93b7 | generic | Madonna embarked on the Confessions Tour in May 2006, which had a global audience of 1.2 million and grossed over $193.7 million, becoming the highest-grossing tour to that date for a female artist. Madonna used religious symbols, such as the crucifix and Crown of Thorns, in the performance of "Live to Tell". It caused... | How much did the Confessions Tour make? | {'text': 'over $193.7 million', 'answer_start': 109} |
3,592 | 3,250 | 56cec88baab44d1400b88a45 | generic | Beijing accepted the aid of the Tzu Chi Foundation from Taiwan late on May 13. Tzu Chi was the first force from outside the People's Republic of China to join the rescue effort. China stated it would gratefully accept international help to cope with the quake. | What Foundation wanted to aid Beijing? | {'text': 'the Tzu Chi Foundation', 'answer_start': 28} |
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