Antoniewski, Rafal

POL POL·Born 1980·FIDE #1111078

2454Classical

2512Rapid

2581Blitz

Statistics

Total1,525

Wins528

Draws773

Losses224

35%51%15%

Play Style

before facing themWhat you need to know before facing them

Elite accuracy: 94.3% average

Very consistent (91%)

Very precise: only 0.0 blunders/game

Dominates 1.e4 as

(66% in 525 games)

Play against Antoniewski's Twin

Uses their openings, level & style

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Ready to play

1,525 games analyzed

Deep Analysis

Stockfish 18 · Classical · 172 analyzedStockfish 18 · Classical games · 172 analyzed

Accuracy by phase

Opening

96.6%

Middlegame

94.4%

Endgame

95.2%

Clutch Factor

+5%

Winning (+2)Winning (+2)

95%30g

EqualEqual position

95%114g

Losing (−2)Losing (−2)

91%28g

Accuracy under pressure

Problematic Pieces — which cause most errors?

31%

25 err

19%

15 err

16%

13 err

15%

12 err

14%

11 err

5 err

Critical Moment

Move 41 avg

1-15

50%

16-25

26-35

36-45

50%

46+

50% of blunders occur after move 16-25 — keep tension until then.of blunders occur after move 16-25 — keep tension until then.

Error Heatmap — where do errors occur?

Few

Many

Errors mapped

Hotspot zone

f6 / d5

Critical squares

6 err

4 err

3 err

f6/d5 concentrate most errors. Force decisions in those zones.

Openings

1,525 gamesBased on 1,525 player games

Weaknesses

— exploit these— exploit these lines

No significant weaknesses detected as white

asblack56.3%losses

Sicilian: Taimanov — 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6

16 games · last played 3 years agoPlay this line

Strengths

— avoid these— avoid these lines

aswhite60.0%wins

Sicilian: Sveshnikov — 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e510 g10 games · last played 2 years ago

asblack46.2%wins

Benoni — 1.d4 Nf6 2.c4 c513 g13 games · last played 9 years ago

Critical Blunders

10 errors · Stockfish

#49Rc7+??Endgamevs LagardeOTB · 2026

#36Qe2??Tacticsvs GrandeliusOTB · 2026

#24Re7??Tacticsvs SockoOTB · 2025

#39Qc3??Tacticsvs MadejOTB · 2024

#67Bf6??Endgamevs FelsbergerOTB · 2022

#20Nh5??Tacticsvs RuckOTB · 2022

#57Qf3??Endgamevs MarszalekOTB · 2022

#69Rf2??Endgamevs FrankOTB · 2021

#32Bb5??Tacticsvs GajewskiOTB · 2020

#26Ra8??Tacticsvs TomaOTB · 2020

Recent Games

1,525 games

Loss

Lagarde, Maxime(2615)

TCh-POL Ekstraliga 2026 · 24 Jun 2026

0-1

Draw

Kozak, Adam(2529)

TCh-POL Ekstraliga 2026 · 23 Jun 2026

½-½

Draw

Grandelius, Nils(2647)

TCh-POL Ekstraliga 2026 · 22 Jun 2026

½-½

Draw

Kuzmicz, Krystian(2462)

TCh-POL Ekstraliga 2026 · 21 Jun 2026

½-½

Draw

Kanarek, Marcel(2478)

TCh-POL Ekstraliga 2026 · 20 Jun 2026

½-½

Draw

Klekowski, Maciej(2474)

TCh-POL Ekstraliga 2026 · 19 Jun 2026

½-½

Endgame Statistics

PRO66 endgames (39.5%) · avoid Rook vs Minor (Exchange) (10%)

Strongest

79.4%

R+Bishop vs R+Knight

Weakest

60.6%

Pure Pawn

Reaches Endgame

39.5%

66 / 167

B vs N Pref

52.4%·47.8%

prefers the bishop

PiecesTypeWin %games

Rook + Equal Minors

77.9%353

R+Bishop vs R+Knight

79.4%306

Rook vs Minor (Exchange)

73.7%281

Rook vs Rook

72.6%252

Rook vs Two Minors

78.1%160

Pure Pawn

60.6%109

Rook + Equal Minors77.9%353

R+Bishop vs R+Knight79.4%306

Rook vs Minor (Exchange)73.7%281

Rook vs Rook72.6%252

Rook vs Two Minors78.1%160

Pure Pawn60.6%109

Weak in Rook vs Minor (Exchange): only 10% win rate (10 games) — Force thisShow all 14 types

Unlock Endgame Statistics

14 endgame categories — discover where they collapse under pressure

Repertoire

PRO

Move arrowsmost-played moves

Starting Position

SF18

742 games

40%50%10%

Move	games	%
1.e4	525	66%
1.Nf3	80	64%
1.d4	76	61%
1.c4	53	57%
1.g3Strong	4	75%
1.b3Strong	3	83%
1.Nc3Strong	1	100%

MovegamesPerf%

1.e4

525

66%

1.Nf3

64%

1.d4

61%

1.c4

57%

1.g3Strong

75%

1.b3Strong

83%

1.Nc3Strong

100%