In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].

Example Input: (CNN) A submarine is joining the Mediterranean Sea search for the black boxes that could reveal what caused the crash of EgyptAir Flight 804. The aircraft disappeared from radar last week on a flight from Paris to Cairo. Searchers have recovered parts of the plane wreckage, including passengers' personal belongings, life vests, aircraft chairs and even body parts. But they're still scouring the Mediterranean for the plane's fuselage, and for the flight data recorder and cockpit voice recorder -- key pieces of evidence that would likely reveal what went wrong on the flight. Egyptian President Abdel Fattah el-Sisi announced the deployment of the submarine Sunday. It can reach a depth of 3,000 meters (about 9,800 feet), he said.Mourners at a Cairo mosque gather in memory of the plane's pilotEgypt uses submarine to hunt for flight data and cockpit voice recorders 
 Question:The jet had routine maintenance checks in _ before it left for Paris, the airline said.
Example Output: Cairo

Example Input: Washington (CNN) President Donald Trump, in a conversation with Mexican President Enrique Peña Nieto, labeled New Hampshire "a drug-infested den," according to a transcript of Trump's January 27 call that was published by The Washington Post on Thursday. The comment was quickly decried by Republican and Democratic lawmakers in the Granite State, including the state's Republican governor who endorsed Trump during the 2016 campaign. During the call, according to the Post, Trump lashed out at Peña Nieto for the quantity of illegal drugs that come into the United States from Mexico. "We have a massive drug problem where kids are becoming addicted to drugs because the drugs are being sold for less money than candy," Trump said.Trump lashed out at Peña Nieto for the quantity of illegal drugs that come into the US from MexicoHe later bragged that he won the Granite State because of the opioid epidemic 
 Question:The issue was so critical to _ that he headlined an event in New Hampshire focused strictly on opioids days before the 2016 election.
Example Output: Donald Trump

Example Input: A Chinese entrepreneur has quit his well-paid day job to revive the dying art of Chinese sword making. Jia Huaijin, 33, now hand-makes swords in rural China that sell for up to £22,000 each – nearly 18 times the monthly salary of Chinese president Xi Jinping or the average price for a 750-square-foot flat in Shanghai. Mr Jia uses the 2,000-year-old technique to make the traditional swords, which are highly sought after by international collectors from as far as Canada, reports The People's Daily Online. Warrior: Mr Huajin looks like he could have time travelled from the Han dynasty Hammering away: The molten metal is forged and folded to create the swordJia Huaijin aspires to bring back 2,000-year-old sword making techniqueEach sword is worth 18 times the monthly salary of the Chinese presidentBlades are hand-crafted from steel that is 3mm thick and are razor sharpSword fanatics from as far as Canada have bought the expensive replicas 
 Question:Swords feature prominently in ancient Chinese history and the blades made by Mr Jia would have been the type used by warriors in the _.
Example Output:
Han dynasty