QUES: The two systems were to run on a trial basis for six months; early television sets supported both resolutions. However, the Baird system, which used a mechanical camera for filmed programming and Farnsworth image dissector cameras for live programming, proved too cumbersome and visually inferior, and ended with closedown (at 22:00) on Saturday 13 February 1937. 
What ended on Saturday 17 February 1933?

ANS: unanswerable

QUES: The Fitzroy Tavern is a pub situated at 16 Charlotte Street in the Fitzrovia district, to which it gives its name. It became famous (or according to others, infamous) during a period spanning the 1920s to the mid-1950s as a meeting place for many of London's artists, intellectuals and bohemians such as Dylan Thomas, Augustus John, and George Orwell. Several establishments in Soho, London, have associations with well-known, post-war literary and artistic figures, including the Pillars of Hercules, The Colony Room and the Coach and Horses. The Canonbury Tavern, Canonbury, was the prototype for Orwell's ideal English pub, The Moon Under Water.
In what district of London is The Fitzroy Tavern located?

ANS: Fitzrovia

QUES: Between 1346 and 1354, Tai Situ Changchub Gyaltsen toppled the Sakya and founded the Phagmodrupa Dynasty. The following 80 years saw the founding of the Gelug school (also known as Yellow Hats) by the disciples of Je Tsongkhapa, and the founding of the important Ganden, Drepung and Sera monasteries near Lhasa. However, internal strife within the dynasty and the strong localism of the various fiefs and political-religious factions led to a long series of internal conflicts. The minister family Rinpungpa, based in Tsang (West Central Tibet), dominated politics after 1435. In 1565 they were overthrown by the Tsangpa Dynasty of Shigatse which expanded its power in different directions of Tibet in the following decades and favoured the Karma Kagyu sect.
What was the Tsongkhapa school also known as?

ANS: unanswerable

QUES: Although the United States has no de jure official language, English is the dominant language of business, education, government, religion, media, culture, civil society, and the public sphere. Virtually all state and federal government agencies and large corporations use English as their internal working language, especially at the management level. Some states, such as New Mexico, provide bilingual legislated notices and official documents, in Spanish and English, and other commonly used languages. By 2015, there was a trend that most Americans and American residents who are of Hispanic descent speak only English in the home.
What is the official language of the United States?

ANS:
unanswerable