Problem: Carnival:

The "Rheinische" Carnival is held in the west of Germany, mainly in the states of North Rhine-Westphalia or Nordrhein-Westfalen, Rhineland Palatinate or Rheinland-Pfalz, but also in Hessen [including Oberhessen], Bavaria and other states. Some cities are more famous for celebrations such as parades and costume balls. Köln or Cologne Carnival, as well as Mainz and Düsseldorf are the largest and most famous. Other cities have their own, often less well-known celebrations, parades and parties such as Worms am Rhein, Speyer, Kaiserslautern, Frankfurt, Darmstadt, Mannheim, Ludwigshafen, Stuttgart, Augsburg and München [Munich] Nürnberg. On Carnival Thursday (called "Old Women Day" or "The Women's Day") in commemoration of an 1824 revolt by washer-women, women storm city halls, cut men's ties, and are allowed to kiss any passing man.

What are the women who stormy city halls allowed to do to any passing man?
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A: kiss


Problem: Canadian Armed Forces:

The Canadian Armed Forces (CAF; French: Forces armées canadiennes, FAC), or Canadian Forces (CF) (French: les Forces canadiennes, FC), is the unified armed force of Canada, as constituted by the National Defence Act, which states: "The Canadian Forces are the armed forces of Her Majesty raised by Canada and consist of one Service called the Canadian Armed Forces."

 What does COF stand for in this context?
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A: unanswerable


Problem: Republic of the Congo:

Following the revision of the French constitution that established the Fifth Republic in 1958, the AEF dissolved into its constituent parts, each of which became an autonomous colony within the French Community. During these reforms, Middle Congo became known as the Republic of the Congo in 1958 and published its first constitution in 1959. Antagonism between the pro-Opangault Mbochis and the pro-Youlou Balalis resulted in a series of riots in Brazzaville in February 1959, which the French Army subdued.

When did the Congo establish its first constitution?
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A: 1959


Problem: Richard Feynman:

Feynman was a keen popularizer of physics through both books and lectures, including a 1959 talk on top-down nanotechnology called There's Plenty of Room at the Bottom, and the three-volume publication of his undergraduate lectures, The Feynman Lectures on Physics. Feynman also became known through his semi-autobiographical books Surely You're Joking, Mr. Feynman! and What Do You Care What Other People Think? and books written about him, such as Tuva or Bust! and Genius: The Life and Science of Richard Feynman by James Gleick.

What was the name of Feynman's lectures he made as an undergraduate?
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A:
The Feynman Lectures on Physics