Here is a question about this article: For two and a half centuries from the mid 13th, the politics in the Northern India was dominated by the Delhi Sultanate and in the Southern India by the Vijayanagar Empire which originated as a political heir of the erstwhile Hoysala Empire and Pandyan Empire. However, there were other regional powers present as well. In the North, the Rajputs were a dominant force in the Western and Central India. Their power reached to the zenith under Rana Sanga during whose time Rajput armies were constantly victorious against the Sultanate army. In the South, the Bahmani Sultanate was the chief rival of the Vijaynagara and gave Vijayanagara tough days many a times. In the early 16th century Krishnadevaraya of the Vijayanagara Empire defeated the last remnant of Bahmani Sultanate power after which the Bahmani Sultanate collapsed. It was established either by a Brahman convert or patronized by a Brahman and form that source it got the name Bahmani. In the early 16th century, it collapsed and got split into five small Deccan sultanates. In the East, the Gajapati Kingdom remained a strong regional power to reckon with, so was the Ahom Kingdom in the North-east for six centuries.
What is the answer to this question: What empire beat the last Bahmani Sultanate?
****
So... Vijayanagara Empire


The problem: Answer a question about this article:
Estonia won the Eurovision Song Contest in 2001 with the song "Everybody" performed by Tanel Padar and Dave Benton. In 2002, Estonia hosted the event. Maarja-Liis Ilus has competed for Estonia on two occasions (1996 and 1997), while Eda-Ines Etti, Koit Toome and Evelin Samuel owe their popularity partly to the Eurovision Song Contest. Lenna Kuurmaa is a very popular singer in Europe[citation needed], with her band Vanilla Ninja. "Rändajad" by Urban Symphony, was the first ever song in Estonian to chart in the UK, Belgium, and Switzerland.
What year did Estonia win the Eurovision Song Contest?
****
The answer: 2001


Problem: Please answer a question about the following article about The Legend of Zelda: Twilight Princess:
Special bundles of the game contain a Wolf Link Amiibo figurine, which unlocks a Wii U-exclusive dungeon called the "Cave of Shadows" and can carry data over to the upcoming 2016 Zelda game. Other Zelda-related Amiibo figurines have distinct functions: Link and Toon Link replenish arrows, Zelda and Sheik restore Link's health, and Ganondorf causes Link to take twice as much damage.
What will special bundles of the game contain?
A: Wolf Link Amiibo


Question: Read this and answer the question

Much of Tucson's economic development has been centered on the development of the University of Arizona, which is currently the second largest employer in the city. Davis-Monthan Air Force Base, located on the southeastern edge of the city, also provides many jobs for Tucson residents. Its presence, as well as the presence of the US Army Intelligence Center (Fort Huachuca, the largest employer in the region in nearby Sierra Vista), has led to the development of a significant number of high-tech industries, including government contractors, in the area. The city of Tucson is also a major hub for the Union Pacific Railroad's Sunset Route that links the Los Angeles ports with the South/Southeast regions of the country.

Where is the US Army Intelligence Center?
Answer: Sierra Vista


Problem: Other subjects that lent themselves to visual depiction included the name of battles (e.g. Trafalgar), explorers, local notables, discoveries, sporting heroes and members of the royal family. Some pub signs are in the form of a pictorial pun or rebus. For example, a pub in Crowborough, East Sussex called The Crow and Gate has an image of a crow with gates as wings.
What was an example of a battle that might lend itself to a pub name?
The answer is the following: Trafalgar


Input: Article: Schwarzenegger began weight training at the age of 15. He won the Mr. Universe title at age 20 and went on to win the Mr. Olympia contest seven times. Schwarzenegger has remained a prominent presence in bodybuilding and has written many books and articles on the sport. He is widely considered to be among the greatest bodybuilders of all times as well as its biggest icon. Schwarzenegger gained worldwide fame as a Hollywood action film icon. His breakthrough film was the sword-and-sorcery epic Conan the Barbarian in 1982, which was a box-office hit and resulted in a sequel. In 1984, he appeared in James Cameron's science-fiction thriller film The Terminator, which was a massive critical and box-office success. Schwarzenegger subsequently reprised the Terminator character in the franchise's later installments in 1991, 2003, and 2015. He appeared in a number of successful films, such as Commando (1985), The Running Man (1987), Predator (1987), Twins (1988), Total Recall (1990), Kindergarten Cop (1990) and True Lies (1994). He was nicknamed the "Austrian Oak" in his bodybuilding days, "Arnie" during his acting career, and "The Governator" (a portmanteau of "Governor" and "The Terminator", one of his best-known movie roles).

Now answer this question: How old was Schwarzenegger when he won Mr. Universe?

Output:
20