Question: Alexander Zhulin was the partner of the ice dancer who won the World Championships in what year?

Context paragraphs:
Marilyn Meeker: Marilyn Meeker is an American former ice dancer.  With partner Larry Pierce, she captured the junior title at the 1959 U.S. Championships.  Competing on the senior level the following year, they won the silver medal at the 1960 U.S. Championships and placed fifth at the 1960 World Championships.

Alexander Gazsi: Alexander Gazsi (born 6 October 1984) is a German ice dancer.  With partner Nelli Zhiganshina, he is a six-time German national champion (2007, 2011–2015) and has won twelve international medals.  They have placed as high as 6th at the European Championships and 10th at the World Championships.

Tetyana Kurkudym: Tetyana Kurkudym (Ukrainian: Тетяна Куркудим , Russian: Татьяна Куркудым ; born 20 May 1980) is a Ukrainian former competitive ice dancer.  She and partner Yuriy Kocherzhenko began competing together internationally in 1995.  In the 1998–99 season, they medaled at their ISU Junior Grand Prix assignments, taking gold in France and bronze in Germany, and placed fifth at the 1999 World Junior Championships, held in Zagreb in November 1998.  In the second half of the season, they competed on the senior level at the 1999 World Championships in Helsinki.  They were coached by Yulia Moskalska and then Alexander Tumanovsky.

Maya Usova: Maya Valentinovna Usova (Russian: Майя Валентиновна Усова , born 22 May 1964) is a Russian former ice dancer.  With Alexander Zhulin, she is a two-time Olympic medalist (1994 silver, 1992 bronze), the 1993 World champion, and the 1993 European champion.  They also won gold medals at Skate America, NHK Trophy, Nations Cup, and Winter Universiade.  They represented the Soviet Union, the Unified Team, and Russia.

Viktor Ryzhkin: Viktor Ivanovich Ryzhkin (Russian: Виктор Иванович Рыжкин ; born 26 April 1937 in Moscow) is a former ice dancer who competed for the Soviet Union.  With Lyudmila Pakhomova, whom he had initially coached, he won three Soviet national titles and placed 10th at the 1966 World Championships.  Their partnership ended in 1966.  With his next partner Irina Grishkova, Ryzhkin finished 4th at the 1968 European Championships and 5th at the 1968 World Championships.  They won gold medals at the 1967 Prague Skate and twice at the Prize of Moscow News.

Alexander Zhulin: Alexander (Sasha) Viacheslavovich Zhulin (Russian:    , born 20 July 1963) is a Russian ice dancing coach and former competitor.  With Maya Usova, he is a two-time Olympic medalist (1994 silver, 1992 bronze), the 1993 World champion, and the 1993 European champion.  They also won gold medals at Skate America, NHK Trophy, Nations Cup, and Winter Universiade.  They represented the Soviet Union, the Unified Team, and Russia.

Robert Dineen: Robert Dineen (July 1937 - February 15, 1961) was an American ice dancer who competed with his wife Patricia Dineen.  The duo won Silver (Junior) dance title at the 1960 United States Figure Skating Championships and then the bronze in the senior division at the 1961 United States Figure Skating Championships, earning them the right to compete a month later at the World Championships in Prague.  He and his wife died on February 15, 1961 when Sabena Flight 548 crashed en route to the World Championships.  They left behind an infant son, Robert Jr., who was adopted by Dineen's brother.

Gregory Merriman: Gregory Merriman (born 3 October 1988) is an Australian ice dancer.  With partner Danielle O'Brien, he is a six-time Australian senior national champion and three-time junior national champion.  They have competed at the World Championships and Four Continents Championships since 2008, and have competed at three World Junior Championships.  They became the first Australian ice dancers to reach the free dance at a World Championships and the second Ice Dance couple from Australia to compete at the Winter Olympics.

Danielle O'Brien: Danielle O'Brien (born 7 February 1990) is an Australian ice dancer.  With partner Gregory Merriman, she is a six-time Australian senior national champion and three-time junior national champion.  They have competed at the World Championships and Four Continents Championships since 2008, and have competed at three World Junior Championships.  They became the first Australian ice dancers to reach the free dance at a World Championships.

Brandon Forsyth: Brandon Forsyth (born November 8, 1979) is an American former competitive ice dancer.  With Emilie Nussear, he is the 2000 World Junior silver medalist.  They were coached by Bob Young in Simsbury, Connecticut.  In the summer of 2000, Forsyth teamed up with Jessica Joseph.  They became the 2001 U.S. national bronze medalists and alternates to the 2002 Winter Olympics.  They were coached by Alexander Zhulin and Samvel Gezalian in Hackensack, New Jersey.  Forsyth formed a partnership with Lydia Manon in March 2005.

Supporting paragraphs: Alexander Zhulin Maya Usova
Answer: 1993