Timman, Jan H

NED NED·Born 1951·FIDE #1000012·4,667 Games

FIDE OTB · #1000012 · 4,667 Games

Classical25274,468 g Games

Rapid2472127 g Games

Blitz250172 g Games

Play against Timman's Twin

PRO

Uses their openings, level & style

Practice against a bot that uses their real openings and playing style

Ready to play

4667 games analyzed

Statistics

Total

4667

Wins

1677

Draws

1998

Losses

992

36%43%21%

Play Style

before facing themWhat you need to know before facing them

Elite accuracy: 93.2% average

Solid conversion: 81%

Very consistent (85%)

Very precise: only 0.1 blunders/game

Dominates 1.Nf3 ♔ (65% in 215 games)

Deep Analysis

Stockfish 18 · Classical games · 712 analyzed

Accuracy by phase

Opening

96.7%

Middlegame

94.0%

Endgame

95.3%

Clutch Factor

+3%

Winning (+2)Winning (+2)

93%92g

EqualEqual position

95%272g

Losing (−2)Losing (−2)

90%136g

Accuracy under pressure

Problematic Pieces — which cause most errors?

22%

188 err

22%

190 err

17%

147 err

14%

122 err

13%

112 err

10%

87 err

Critical Moment

Move 37 avg

1-15

14%

16-25

33%

26-35

28%

36-45

16%

46+

33% of blunders after move 26-35 — keep the tension until then.of blunders occur in moves 26-35. Keep the tension until that moment.

Error Heatmap — where do errors occur?

Few

Many

Errors mapped

271

Hotspot zone

d5 / f6

Critical squares

33 err

32 err

30 err

29 err

28 err

d5/f6 account for most of the errors. Force decisions in those zones.

Openings

4,667 GamesBased on 4,667 player games

Weaknesses

— exploit these— exploit these lines

aswhite50.0%Losses

Caro-Kann: Advance — 1.e4 c6 2.d4 d5 3.e5

16 Games · last played 7 years agoPlay this line

No significant weaknesses detected as black

Strengths

— avoid these— avoid these lines

aswhite64.7%Wins

French: Tarrasch — 1.e4 e6 2.d4 d5 3.Nd234 Games · last played 7 years ago

34 Games · last played 7 years ago

aswhite62.5%Wins

QGD: Orthodox — 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg516 Games

16 Games

asblack56.3%Wins

English vs 1...e5 — 1.c4 e5 2.Nc3 Bb416 Games

16 Games

asblack50.0%Wins

Sicilian: Closed — 1.e4 c5 2.Nc3 Nc614 Games

14 Games

Critical Blunders

10 errors · Stockfish

#35Kg7??Tacticsvs DgebuadzeOTB · 2024

#22Bxa3??Tacticsvs MijnheerOTB · 2023

#23Bxe5??Tacticsvs PewatronicOTB · 2022

#58b5??Endgamevs ReindermanRapid · 2019

#30h6??Tacticsvs StormeOTB · 2019

#15Qa3??Tacticsvs ThalerOTB · 2019

#26h6??Tacticsvs OlssonOTB · 2019

#35e2??Tacticsvs PercivaldiOTB · 2019

#41Qf6+??Endgamevs SoraasOTB · 2019

#20Ne3??Tacticsvs ReichardtOTB · 2019

Recent Games

4,667 Games

Loss

L'Ami, Erwin(2635)

Dutch Championship 2024 |... · 7 Jul 2024

0-1

Draw

L'Ami, Erwin(2635)

Dutch Championship 2024 |... · 7 Jul 2024

½-½

Draw

L'Ami, Erwin(2635)

Dutch Championship 2024 |... · 7 Jul 2024

½-½

Draw

L'Ami, Erwin(2635)

Dutch Championship 2024 |... · 6 Jul 2024

½-½

Draw

Millennium Chess,Computer

FishPartners Open 2024 · 29 Jun 2024

½-½

Draw

Millennium Chess,Computer

FishPartners Open 2024 · 29 Jun 2024

½-½

Endgame Statistics

PRO426 endgames (56.2%)

Strongest

Weakest

Same-Color Bishops

Reaches Endgame

56.2%

426 / 758

B vs N Pref

27.8% · 26.3%

18 / 19

PiecesTypeWin %Games

Rook + Minor

14.8%244

Rook+Bishop vs Rook+Knight

15.7%127

Rook vs Rook

13%100

Rook + Equal Minors

19.6%92

Rook vs Minor (Exchange)

20.3%69

Rook + Bishop Pair

11.3%53

Rook + Minor14.8%244

Rook+Bishop vs Rook+Knight15.7%127

Rook vs Rook13%100

Rook + Equal Minors19.6%92

Rook vs Minor (Exchange)20.3%69

Rook + Bishop Pair11.3%53

Weakest: Same-Color Bishops 0%Show all 23 types

Unlock Endgame Statistics

23 endgame categories analyzed — discover where they collapse under pressure

Repertoire

Move arrowsmost-played moves

Starting Position

Stockfish

2372 Games

42%42%16%

Move	Games	%
1.e4	1057	63%
1.d4	800	61%
1.c4	285	65%
1.Nf3	215	65%
1.g3	7	64%
1.b3Strong	6	75%
1.c3	1	50%
1.f4	1	50%

MoveGamesPerformance%

1.e4

1057

63%

1.d4

800

61%

1.c4

285

65%

1.Nf3

215

65%

1.g3

64%

1.b3Strong

75%

1.c3

50%

1.f4

50%