Question: What country granted citizenship to the winning pair skating team of the 1971 Prize of Moscow News?
Related documents: [0]  [DOC] The 1971 Prize of Moscow News was the sixth edition of an international figure skating competition organized in Moscow, Soviet Union. It was held November 25–28, 1971. Medals were awarded in the disciplines of men's singles, ladies' singles, pair skating and ice dancing. Soviets swept the men's podium, led by Sergei Chetverukhin. The ladies' category was won by Marina Titova, who took the title for the second consecutive year. Olympic champions Ludmila Belousova / Oleg Protopopov won the pairs' title, defeating two pairs who had beaten them a year earlier. World champions Lyudmila Pakhomova / Alexander Gorshkov took gold in the ice dancing event for the third consecutive year. [END] 
[1]  [DOC] Ludmila Yevgenyevna Belousova (Russian: Людмила Евгеньевна Белоусова ; 22 November 1935 – 29 September 2017) was a Russian pair skater who represented the Soviet Union. With her partner and husband Oleg Protopopov she was a two-time Olympic champion (1964, 1968) and four-time World champion (1965–1968). In 1979 the pair defected to Switzerland and became Swiss citizens in 1995. They continued to skate at ice shows and exhibitions through their seventies. [END] 
Answer: 
Switzerland
Switzerland