Q: In this task, you are given a context, a subject, a relation, and many options. Based on the context, from the options select the object entity that has the given relation with the subject. Answer with text (not indexes).
Context: Yuriy Kocherzhenko (, born 9 September 1979) is a Ukrainian former competitive ice dancer. With Alla Beknazarova, he is the 2001 Karl Schäfer Memorial bronze medalist and 2001 Ukrainian national champion. Their best ISU Championship result, fourth, came at the 2001 World Junior Championships., Roman Serov (born 16 December 1976 in Moscow) is a Russian-born figure skater and skating coach who has also competed for Israel. He won two medals on the Grand Prix series and is a two-time Israeli national champion., Sergei Oleksandrovych Verbillo ( Ukrainian :    , born July 21 , 1984 ) is a Ukrainian former competitive ice dancer . With partner Anna Zadorozhniuk , he is the 2009 & 2010 Ukrainian national champion . Verbillo previously skated with Alla Beknazarova ., Vladimir Sergeyevich Zuev (also Volodymyr Serhiyovych Zuev, , born 11 May 1985) is a Ukrainian former competitive ice dancer. With Alla Beknazarova, he is a two-time Ukrainian national champion. , Alla Oleksandrivna Beknazarova (, born 28 August 1984) is a Ukrainian former competitive ice dancer. She is a three-time Ukrainian national champion  in 2001 with Yuriy Kocherzhenko and in 2007 and 2008 with Vladimir Zuev. Her best ISU Championship result, fourth, came at the 2001 World Junior Championships, competing with Kocherzhenko., Anna Nikolayevna Zadorozhniuk (born October 25, 1984) is a Ukrainian ice dancer. With partner Sergei Verbillo, she is the 2009 & 2010 Ukrainian national champion. Zadorozhniuk previously skated with Alexander Veselovski and Alexander Kudriavtsev. She married fellow figure skater, Roman Serov in 2011., Subject: sergei verbillo, Relation: occupation, Options: (A) dancer (B) figure skater
A:
figure skater