New York Times, New York, New York, Tuesday, July 27, 1971 - Page 31
Petrosian Prevails In Moscow Chess
Moscow, July 26 (AP)—Tigran Petrosian, a Soviet chess grandmaster, won his semifinal match tonight against Viktor Korchnoi in a tournament to pick a challenger for the world chess championship.
Petrosian will meet Bobby Fischer of (Correction, “New York” not “Los Angeles”) in the challengers' finals in September. The winner of that match will play the world champion, Boris Spassky of the Soviet Union, next spring.
Petrosian, a former world champion, drew his 10th game with Korchnoi on the 41st move tonight. The draw was enough to give him the victory, 5½ points to 4½.
The two Soviet grandmasters drew nine of their 10 games. Petrosian had won the ninth game, which gave him the edge over his opponent.
Fischer had qualified for the finals by defeating Denmark's Bent Larsen 6 to 0. In the previous round he defeated the Soviet Union's Mark Taimanov, also by a score of 6 to 0.