chessflex
Germany · Apr 1934
Alekhine 15½–10½ Bogoljubov
Alekhine won 15½–10½.
The score gap, game by game: up is Alekhine.
The move that cost the match's loser the most, in a game they lost.
Bogoljubov v Alekhine · 0–1
34. Rb5 by Bogoljubov: chances 72% → 25%
The coach: Kg2 instead (the arrow) — with it, Bogoljubov was clearly better.
Replay it: Study › Follow a live game › World Championship 1934: Alekhine v Bogoljubov › Game 21
Each line is White's chances move by move, as the coach saw them; above the middle, White is better. The mark is the costliest move.
65 moves · d4 d5 c4 e6 · accuracy Bogoljubov 91.6, Alekhine 92.8
Costliest move: 59. Rxh5 (Bogoljubov, 62% → 50%)
37 moves · d4 Nf6 c4 c6 · accuracy Alekhine 93.2, Bogoljubov 89.6
Costliest move: 26... Re8 (Bogoljubov, 48% → 23%)
27 moves · d4 d5 c4 dxc4 · accuracy Bogoljubov 89.8, Alekhine 90.8
Costliest move: 21... h6 (Alekhine, 68% → 47%)
61 moves · d4 d5 c4 c6 · accuracy Alekhine 93.0, Bogoljubov 90.7
Costliest move: 53... Kf7 (Bogoljubov, 31% → 15%)
51 moves · d4 d5 c4 dxc4 · accuracy Bogoljubov 91.6, Alekhine 92.1
Costliest move: 35. Rf1 (Bogoljubov, 50% → 35%)
60 moves · d4 d5 c4 c6 · accuracy Alekhine 92.2, Bogoljubov 92.4
Costliest move: 24... Qxh7 (Bogoljubov, 45% → 26%)
17 moves · d4 d5 c4 dxc4 · accuracy Bogoljubov 91.3, Alekhine 91.5
No move cost more than 12%.
64 moves · d4 Nf6 c4 e6 · accuracy Alekhine 91.6, Bogoljubov 91.7
Costliest move: 56... gxf4+ (Bogoljubov, 61% → 44%)
46 moves · d4 c5 d5 e5 · accuracy Bogoljubov 90.3, Alekhine 92.9
Costliest move: 24. Qf4 (Bogoljubov, 54% → 39%)
81 moves · d4 Nf6 c4 e6 · accuracy Alekhine 92.4, Bogoljubov 94.4
Costliest move: 40. Re4 (Alekhine, 37% → 21%)
62 moves · d4 f5 g3 Nf6 · accuracy Bogoljubov 92.0, Alekhine 94.3
No move cost more than 12%.
75 moves · d4 Nf6 c4 e6 · accuracy Alekhine 88.0, Bogoljubov 87.7
Costliest move: 57. b8=Q (Alekhine, 42% → 20%)
74 moves · Nf3 Nf6 d4 b6 · accuracy Bogoljubov 91.8, Alekhine 91.0
Costliest move: 65. Re6 (Bogoljubov, 71% → 53%)
54 moves · d4 Nf6 c4 e6 · accuracy Alekhine 92.5, Bogoljubov 93.4
No move cost more than 12%.
70 moves · Nf3 e6 c4 d5 · accuracy Bogoljubov 89.2, Alekhine 90.6
Costliest move: 62. Ke2 (Bogoljubov, 51% → 31%)
43 moves · e4 e5 Nf3 Nc6 · accuracy Alekhine 92.6, Bogoljubov 90.7
Costliest move: 38... d4 (Bogoljubov, 27% → 10%)
41 moves · d4 d5 c4 dxc4 · accuracy Bogoljubov 87.3, Alekhine 90.9
Costliest move: 27. Ref1 (Bogoljubov, 35% → 17%)
28 moves · d4 Nf6 Nf3 e6 · accuracy Alekhine 94.3, Bogoljubov 92.7
No move cost more than 12%.
58 moves · d4 d5 Nf3 c6 · accuracy Bogoljubov 89.7, Alekhine 90.5
Costliest move: 37... Qd5 (Alekhine, 78% → 50%)
44 moves · Nf3 Nf6 c4 e6 · accuracy Alekhine 92.8, Bogoljubov 92.7
Costliest move: 39. Rb4 (Alekhine, 70% → 57%)
63 moves · d4 d5 Nf3 e6 · accuracy Bogoljubov 90.4, Alekhine 91.4
Costliest move: 34. Rb5 (Bogoljubov, 72% → 25%)
42 moves · d4 Nf6 c4 e6 · accuracy Alekhine 93.5, Bogoljubov 93.4
No move cost more than 12%.
58 moves · d4 d5 Nf3 Nf6 · accuracy Bogoljubov 89.1, Alekhine 87.2
Costliest move: 35. cxb4 (Bogoljubov, 87% → 64%)
39 moves · d4 d5 c4 c6 · accuracy Alekhine 90.8, Bogoljubov 95.3
Costliest move: 25. Rfe1 (Alekhine, 27% → 9%)
44 moves · d4 d5 Nf3 c6 · accuracy Bogoljubov 87.5, Alekhine 90.6
Costliest move: 43. Qd2 (Bogoljubov, 25% → 8%)
24 moves · d4 Nf6 c4 g6 · accuracy Alekhine 92.9, Bogoljubov 91.1
No move cost more than 12%.
Every game of this match is in ChessFlex. Replay it move by move with the coach's three best moves, guess each of Alekhine's moves before you see them, ask the coach why, or take the seat at any moment and play it out against the bots.
In the app: Study › Follow a live game › World Championship 1934: Alekhine v Bogoljubov › Game 1
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