Input: Read this: Following their wedding, the couple leased Windlesham Moor, near Windsor Castle, until 4 July 1949, when they took up residence at Clarence House in London. At various times between 1949 and 1951, the Duke of Edinburgh was stationed in the British Crown Colony of Malta as a serving Royal Navy officer. He and Elizabeth lived intermittently, for several months at a time, in the hamlet of Gwardamanga, at Villa Guardamangia, the rented home of Philip's uncle, Lord Mountbatten. The children remained in Britain.
Question: In what year did Elizabeth live in Villa Guardamangia?

Output: unanswerable

Input: Read this: Ye Zhiping, the principal of Sangzao Middle School in Sangzao, one of the largest in An County, has been credited with proactive action that spared the lives of all 2,323 pupils in attendance when the earthquake happened. During a three-year period that ended in 2007, he oversaw a major overhaul of his school. During that time he obtained more than 400,000 yuan (US$60,000) from the county education department, money used to widen and strengthen concrete pillars and the balcony railing of all four storeys of his school, as well as secure its concrete floors.
Question: The Sangzao school is one of the biggest in what county?

Output: An County

Input: Read this: Detroit remains one of the most racially segregated cities in the United States. From the 1940s to the 1970s a second wave of Blacks moved to Detroit to escape Jim Crow laws in the south and find jobs. However, they soon found themselves excluded from white areas of the citythrough violence, laws, and economic discrimination (e.g., redlining). White residents attacked black homes: breaking windows, starting fires, and exploding bombs. The pattern of segregation was later magnified by white migration to the suburbs. One of the implications of racial segregation, which correlates with class segregation, may be overall worse health for some populations.
Question: What exacerbated segregation in Detroit?

Output: white migration to the suburbs

Input: Read this: On 24 March 2009, the Nigerian Federal Ministry of Science and Technology, NigComSat Ltd. and CGWIC signed another contract for the in-orbit delivery of the NigComSat-1R satellite. NigComSat-1R was also a DFH-4 satellite, and the replacement for the failed NigComSat-1 was successfully launched into orbit by China in Xichang on December 19, 2011. The satellite according to then-Nigerian President Goodluck Jonathan which was paid for by the insurance policy on NigComSat-1 which de-orbited in 2009, would have a positive impact on national development in various sectors such as communications, internet services, health, agriculture, environmental protection and national security.
Question: Where was Nigeria's fourth satellite launched?

Output:
China