What country of origin does Alexei Tikhonov and Maria Petrova have in common?
Maria Petrova (figure skater) Maria Igorevna Petrova (Russian: Мария Игоревна Петрова ; born 29 November 1977) is a Russian pair skater. With partner Alexei Tikhonov, she is the 2000 World champion and a two-time (1999, 2000) European champion.
Ivan Ivanovich Petrov Ivan Ivanovich Petrov (Russian: Иван Иванович Петров ; b. February 29, 1920 in Irkutsk ― d. December 26, 2003 in Moscow) was a Russian bass opera singer.