How many times did Korchnoi win USSR Chess Championship?
4
3
5
7
Answer
Viktor Korchnoi won the USSR Chess Championship four times: in 1968, 1971, 1974, and 1977. He is one of only four players to have won the championship more than three times, along with Mikhail Botvinnik, Tigran Petrosian, and Anatoly Karpov.
Mastermind of Chess: Unveiling the Legacy of Viktor Korchnoi