chessflex
Moscow · Sep 1984
Karpov 25–23 Kasparov
Stopped after 48 games without a result (Karpov 5 wins, Kasparov 3).
The score gap, game by game: up is Karpov.
The move that cost the match's loser the most, in a game they lost.
Kasparov v Karpov · 0–1
48. Kc1 by Kasparov: chances 43% → 25%
The coach: Kc3 instead (the arrow) — with it, it was about level.
Replay it: Study › Follow a live game › World Championship 1984: Karpov v Kasparov › Game 6
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.
36 moves · e4 c5 Nf3 e6 · accuracy Karpov 90.9, Kasparov 92.2
No move cost more than 12%.
47 moves · d4 Nf6 c4 e6 · accuracy Kasparov 85.5, Karpov 86.4
Costliest move: 40... R5xf6 (Karpov, 90% → 59%)
31 moves · e4 c5 Nf3 e6 · accuracy Karpov 93.7, Kasparov 89.4
Costliest move: 26... Bd5 (Kasparov, 38% → 26%)
44 moves · d4 Nf6 c4 e6 · accuracy Kasparov 92.3, Karpov 92.5
No move cost more than 12%.
21 moves · e4 c5 Nf3 d6 · accuracy Karpov 91.2, Kasparov 92.1
No move cost more than 12%.
70 moves · d4 Nf6 c4 e6 · accuracy Kasparov 89.9, Karpov 91.2
Costliest move: 47... a3 (Karpov, 79% → 57%)
42 moves · d4 d5 c4 e6 · accuracy Karpov 92.0, Kasparov 90.5
Costliest move: 18. Bxd5 (Karpov, 57% → 44%)
20 moves · d4 Nf6 c4 e6 · accuracy Kasparov 92.1, Karpov 93.6
No move cost more than 12%.
70 moves · d4 d5 c4 e6 · accuracy Karpov 93.3, Kasparov 91.4
Costliest move: 67... Bg2 (Kasparov, 29% → 5%)
15 moves · d4 Nf6 c4 e6 · accuracy Kasparov 93.2, Karpov 93.5
No move cost more than 12%.
41 moves · Nf3 Nf6 c4 b6 · accuracy Karpov 94.4, Kasparov 94.2
Costliest move: 16... Nb8 (Kasparov, 50% → 38%)
21 moves · d4 Nf6 c4 e6 · accuracy Kasparov 93.8, Karpov 94.2
No move cost more than 12%.
33 moves · Nf3 Nf6 c4 b6 · accuracy Karpov 95.2, Kasparov 95.1
No move cost more than 12%.
16 moves · d4 Nf6 c4 e6 · accuracy Kasparov 95.8, Karpov 93.7
No move cost more than 12%.
93 moves · Nf3 Nf6 c4 b6 · accuracy Karpov 94.0, Kasparov 92.9
Costliest move: 78. Ng3 (Karpov, 84% → 66%)
35 moves · d4 Nf6 c4 e6 · accuracy Kasparov 90.0, Karpov 92.2
Costliest move: 26. Rd5 (Kasparov, 71% → 50%)
22 moves · Nf3 d5 d4 Nf6 · accuracy Karpov 93.8, Kasparov 95.5
Costliest move: 18. Bd3 (Karpov, 51% → 39%)
22 moves · d4 Nf6 c4 e6 · accuracy Kasparov 94.0, Karpov 95.0
No move cost more than 12%.
44 moves · Nf3 d5 d4 Nf6 · accuracy Karpov 92.3, Kasparov 92.5
Costliest move: 37. Ra1 (Karpov, 50% → 34%)
15 moves · Nf3 Nf6 c4 b6 · accuracy Kasparov 90.7, Karpov 92.2
No move cost more than 12%.
31 moves · Nf3 d5 d4 Nf6 · accuracy Karpov 92.3, Kasparov 94.1
No move cost more than 12%.
20 moves · d4 Nf6 c4 e6 · accuracy Kasparov 92.8, Karpov 92.0
No move cost more than 12%.
22 moves · Nf3 d5 d4 Nf6 · accuracy Karpov 93.8, Kasparov 95.7
No move cost more than 12%.
17 moves · Nf3 Nf6 c4 c5 · accuracy Kasparov 91.7, Karpov 92.4
No move cost more than 12%.
21 moves · Nf3 d5 d4 Nf6 · accuracy Karpov 94.0, Kasparov 91.3
Costliest move: 20... Na8 (Kasparov, 41% → 28%)
23 moves · Nf3 Nf6 c4 c5 · accuracy Kasparov 91.3, Karpov 90.4
No move cost more than 12%.
59 moves · Nf3 d5 d4 Nf6 · accuracy Karpov 92.3, Kasparov 90.8
Costliest move: 48... Ke4 (Kasparov, 34% → 19%)
25 moves · e4 e5 Nf3 Nf6 · accuracy Kasparov 93.0, Karpov 93.5
Costliest move: 12. Qh3 (Kasparov, 62% → 49%)
13 moves · Nf3 d5 d4 Nf6 · accuracy Karpov 92.4, Kasparov 93.2
Costliest move: 10. Na4 (Karpov, 60% → 48%)
20 moves · e4 e5 Nf3 Nf6 · accuracy Kasparov 94.0, Karpov 94.0
No move cost more than 12%.
35 moves · Nf3 d5 d4 Nf6 · accuracy Karpov 93.4, Kasparov 93.3
No move cost more than 12%.
41 moves · d4 Nf6 c4 e6 · accuracy Kasparov 93.5, Karpov 92.2
No move cost more than 12%.
20 moves · Nf3 d5 d4 Nf6 · accuracy Karpov 89.1, Kasparov 89.8
Costliest move: 7... e5 (Kasparov, 57% → 40%)
20 moves · d4 Nf6 c4 e6 · accuracy Kasparov 95.1, Karpov 95.8
No move cost more than 12%.
17 moves · e4 c5 Nf3 Nc6 · accuracy Karpov 90.2, Kasparov 90.7
No move cost more than 12%.
41 moves · d4 Nf6 c4 e6 · accuracy Kasparov 94.1, Karpov 94.1
No move cost more than 12%.
15 moves · e4 c5 Nf3 d6 · accuracy Karpov 93.0, Kasparov 93.8
No move cost more than 12%.
25 moves · d4 Nf6 c4 e6 · accuracy Kasparov 91.2, Karpov 91.6
Costliest move: 18... Qb6 (Karpov, 50% → 36%)
48 moves · Nf3 d5 d4 Nf6 · accuracy Karpov 93.5, Kasparov 93.6
No move cost more than 12%.
70 moves · d4 Nf6 c4 e6 · accuracy Kasparov 94.9, Karpov 92.5
Costliest move: 42. Rd4 (Kasparov, 94% → 73%)
71 moves · e4 e5 Nf3 Nf6 · accuracy Karpov 95.1, Kasparov 94.5
No move cost more than 12%.
26 moves · d4 Nf6 c4 e6 · accuracy Kasparov 94.7, Karpov 95.8
No move cost more than 12%.
21 moves · e4 c5 Nf3 d6 · accuracy Karpov 92.5, Kasparov 93.2
Costliest move: 13. f5 (Karpov, 56% → 43%)
38 moves · e4 e5 Nf3 Nc6 · accuracy Kasparov 93.0, Karpov 92.5
No move cost more than 12%.
36 moves · e4 c5 Nf3 d6 · accuracy Karpov 95.0, Kasparov 94.9
No move cost more than 12%.
41 moves · e4 e5 Nf3 Nc6 · accuracy Kasparov 92.2, Karpov 92.1
No move cost more than 12%.
32 moves · Nf3 Nf6 c4 e6 · accuracy Karpov 91.8, Kasparov 96.1
Costliest move: 31. Nb1 (Karpov, 28% → 5%)
67 moves · e4 e5 Nf3 Nf6 · accuracy Kasparov 97.4, Karpov 95.2
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 the players'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 1984: Karpov v Kasparov › Game 1
Part of Study in ChessFlex: one purchase unlocks the coach, Follow a live game and all 53 title matches (on iPhone, try Study free first). Playing the bots is free, with no account and no ads.