Context and question: Carriers have evolved since their inception in the early twentieth century from wooden vessels used to deploy balloons to nuclear-powered warships that carry dozens of aircraft, including fighter jets and helicopters. As of 3 March 2016, there are thirty-seven active aircraft carriers in the world within twelve navies. The United States Navy has 10 large nuclear-powered carriers (known as supercarriers, carrying up to 90 aircraft each), the largest carriers in the world; the total deckspace is over twice that of all other nations' combined. As well as the supercarrier fleet, the US Navy has nine amphibious assault ships used primarily for helicopters (sometimes called helicopter carriers); these can also carry up to 25 fighter jets, and in some cases, are as large as some other nations' fixed-wing carriers.
What is another name for the 10 large nuclear-powered carriers operated by the U.S. Navy?
Answer: supercarriers
Context and question: The city has a sizable Jewish population with an estimated 25,000 Jews within the city and 227,000 within the Boston metro area; the number of congregations in Boston is estimated at 22. The adjacent communities of Brookline and Newton are both approximately one-third Jewish.
What adjascent communities also hold a high Jewish population?
Answer: Brookline and Newton
Context and question: Sicily fell under the control of the Holy Roman Empire in 1194. Palermo was the preferred city of the Emperor Frederick II. Muslims of Palermo emigrated or were expelled during Holy Roman rule. After an interval of Angevin rule (12661282), Sicily came under control of the Aragon and Barcelona dynasties. By 1330, Palermo's population had declined to 51,000. From 1479 until 1713 Palermo was ruled by the Kingdom of Spain, and again between 1717 and 1718. Palermo was also under Savoy control between 1713 and 1717 and 17181720 as a result of the Treaty of Utrecht. It was also ruled by Austria between 1720 and 1734.
During what years did Austria rule Palermo?
Answer:
1720 and 1734