Tigran's Fortress, Fischer vs Petrosian, (1971)

Fischer Archives - British Chess News

Historical riddle: Was Fischer's 22.Nxd7 winning?

Bobby Fischer of the U.S., right, and Tigran Petrosian of the U.S.S.R., continue the sixth game of their semi-final series for the world chess title, Oct. 17, 1971, in Buenos Aires. Fischer

Tigran Petrosian photos

Tigran Petrosian - Wikipedia

Middlegame Archives - British Chess News

A Brief History of Chess – The Definitive Guide

Tigran V Petrosian vs Robert James Fischer (1971) Tiger Bomb

The Day Bobby Blew It

Victor Korchnoi (1931-2016)

Middlegame Archives - British Chess News