Question: Are Brian Gottfried and Olga Morozova both from Russia?

Context paragraphs:
Alexandr Zinchenko: Alexandr Zinchenko (Russian: Александр Зинченко ; born 6 February 1995) is a Russian male badminton player.  In 2014, he won the Turkey International tournament partnered with Konstantin Abramov.  In 2016, he won the Estonian International tournament in the mixed doubles event partnered with Olga Morozova.  In 2017, he and Abramov won the Swedish International Series tournament.

Zaiga Jansone: Zaiga Jansone-Ivanova (born (1951--)24 1951 ) is a former Soviet Latvian tennis player and tennis coach.  She was a five-time Soviet champion in women's doubles, 1973 Summer Universiade champion in women's doubles (all with Olga Morozova) and winner of the exhibition tennis event of 1968 Olympics in mixed doubles (with (Vladimir Korotkov).

1973 Queen's Club Championships: The 1973 Queen's Club Championships was a tennis tournament played on grass courts at the Queen's Club in London in the United Kingdom.  The men's tournament was part of the 1973 Commercial Union Assurance Grand Prix circuit while the women's event was part of the 1973 Women's Grand Prix tour.  It was the 74th edition of the tournament and was held from June 17 through June 23, 1973.  Ilie Năstase and Olga Morozova won the singles titles.

Olga Morozova: Olga Vasilyevna Morozova (Russian: Ольга Васильевна Морозова ) (born 22 February 1949) is a retired female tennis player who competed for the Soviet Union.  She was the runner up in singles at the 1974 French Open and 1974 Wimbledon Championships.

1974 Wimbledon Championships – Women's Singles: Chris Evert defeated Olga Morozova 6–0, 6–4 in the final to win the Ladies' Singles tennis title at the 1974 Wimbledon Championships.

1974 Virginia Slims of Philadelphia: The 1974 Virginia Slims of Philadelphia was a women's tennis tournament played on indoor carpet courts at the Palestra in Philadelphia, Pennsylvania in the United States that was part of the 1974 Virginia Slims World Championship Series.  It was the third edition of the tournament and was held from April 22 through April 28, 1974.  Seventh-seeded Olga Morozova won the singles title and earned $10,000 first-prize money.

1984 Congoleum Classic – Doubles: Brian Gottfried and Raúl Ramirez were the defending champions but only Gottfried competed that year with Victor Amaya.

1974 French Open – Women's Singles: Reigning champion Margaret Court did not defend her title.  Chris Evert defeated Olga Morozova 6–1, 6–2 in the final to win the Women's Singles tennis title at the 1974 French Open.

1984 Stella Artois Championships – Doubles: Brian Gottfried and Paul McNamee were the defending champions but they competed with different partners that year, Gottfried with Mike Leach and McNamee with Pat Cash.

Brian Gottfried: Brian Edward Gottfried (born January 27, 1952) is a retired tennis player from the United States who won 25 singles titles and 54 doubles titles during his professional career.  The right-hander was the runner-up at the 1977 French Open and achieved a career-high singles ranking on the ATP tour on June 19, 1977, when he became World No. 3.

Supporting paragraphs: Brian Gottfried Olga Morozova
Answer: no