Alexander Alekhine vs Efim Bogoljubov - Alekhine - Bogoljubov World Championship Match 1929.10.07
Alexander Alekhine vs Efim Bogoljubov
Alekhine - Bogoljubov World Championship Match Heidelberg GER round 11
1929.10.07
Queen’s Gambit Declined: Alekhine Variation 1/2-1/2