Postlmayer, Jakob

AUT AUT·Born 2002·FIDE #1643622·555 Games

FIDE OTB · #1643622 · 555 Games

Classical2440480 g Games

Rapid222020 g Games

Blitz238155 g Games

Play against Postlmayer's Twin

PRO

Uses their openings, level & style

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

Ready to play

555 games analyzed

Statistics

Total

555

Wins

226

Draws

141

Losses

187

41%25%34%

Play Style

before facing themWhat you need to know before facing them

Elite accuracy: 93.3% average

Very consistent (91%)

Very precise: only 0.1 blunders/game

Dominates 1.c4 ♔ (67% in 51 games)

Vulnerable to 1.Nf3 ♚ (only 44%)

Deep Analysis

Stockfish 18 · Classical games · 131 analyzed

Accuracy by phase

Opening

96.8%

Middlegame

93.1%

Endgame

93.8%

Clutch Factor

+4%

Winning (+2)Winning (+2)

94%58g

EqualEqual position

94%50g

Losing (−2)Losing (−2)

90%23g

Accuracy under pressure

Problematic Pieces — which cause most errors?

23%

29 err

17%

21 err

16%

20 err

16%

20 err

16%

20 err

13%

16 err

Critical Moment

Move 52 avg

1-15

16-25

14%

26-35

29%

36-45

57%

46+

57% of blunders after move 46 — keep the tension until then.of blunders occur in moves 46+. Keep the tension until that moment.

Error Heatmap — where do errors occur?

Few

Many

Errors mapped

Hotspot zone

c4 / g5

Critical squares

7 err

6 err

5 err

c4/g5 account for most of the errors. Force decisions in those zones.

Openings

555 GamesBased on 555 player games

Weaknesses

— exploit these— exploit these lines

No significant weaknesses detected as white

asblack58.3%Losses

Slav Defense — 1.d4 d5 2.c4 c6

12 Games · last played last yearPlay this line

asblack57.1%Losses

Petroff: Main Line — 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6

14 Games · last played 3 years agoPlay this line

Strengths

— avoid these— avoid these lines

aswhite72.7%Wins

Sicilian: Rossolimo — 1.e4 c5 2.Nf3 Nc6 3.Bb511 Games · last played 4 months ago

11 Games · last played 4 months ago

asblack51.5%Wins

Sicilian: d6 Systems — 1.e4 c5 2.Nf3 d633 Games · last played 12 months ago

33 Games · last played 12 months ago

asblack52.9%Wins

Caro-Kann — 1.e4 c6 2.d4 d517 Games · last played 3 years ago

17 Games · last played 3 years ago

Critical Blunders

10 errors · Stockfish

#55b6??Endgamevs FilindashOTB · 2025

#30Qc1??Tacticsvs HorvathClassical · 2025

#30Qc3??Tacticsvs RodshteinRapid · 2025

#19Qb6??Tacticsvs MovsesianBlitz · 2025

#57a8=Q??Endgamevs BalogBlitz · 2025

#34Ne4??Tacticsvs BrackerOTB · 2025

#48Ra8??Endgamevs KramnikOTB · 2024

#22Nxd6??Tacticsvs HeinemannOTB · 2024

#43Qa2??Endgamevs TaggatzOTB · 2023

#46Bf1??Endgamevs HambletonOTB · 2023

Recent Games

555 Games

Subelj, Jan(2555)

Grand Prix PlusCity Blitz · 15 May 2026

0-1

Plat, Vojtech(2483)

Grand Prix PlusCity Blitz · 15 May 2026

½-½

Peyrer, Konstantin(2496)

Grand Prix PlusCity Blitz · 15 May 2026

0-1

Samunenkov, Ihor(2595)

Grand Prix PlusCity Blitz · 15 May 2026

½-½

Dayal, Samar(2096)

grenke Chess Open 2026 · 6 Apr 2026

1-0

Amar, Elham(2581)

grenke Chess Open 2026 · 6 Apr 2026

1-0

Endgame Statistics

PRO97 endgames (54.8%)

Strongest

57%

Same-Color Bishops

Weakest

15%

Rook vs Two Minors

Reaches Endgame

54.8%

97 / 177

B vs N Pref

0% · 33.3%

5 / 6

PiecesTypeWin %Games

Rook + Minor36%50

Rook+Bishop vs Rook+Knight48%25

Rook vs Two Minors15%20

Rook + Equal Minors31.6%19

Rook vs Minor (Exchange)38.9%18

Rook vs Rook38.9%18

Rook + Minor36%50

Rook+Bishop vs Rook+Knight48%25

Rook vs Two Minors15%20

Rook + Equal Minors31.6%19

Rook vs Minor (Exchange)38.9%18

Rook vs Rook38.9%18

Weakest: Rook vs Two Minors 15%Show all 22 types

Unlock Endgame Statistics

22 endgame categories analyzed — discover where they collapse under pressure

Repertoire

Move arrowsmost-played moves

Starting Position

Stockfish

284 Games

45%24%31%

Move	Games	%
1.d4	142	54%
1.e4	74	57%
1.c4	51	67%
1.Nf3	14	54%
1.b3 Strong	2	75%
1.e3 Weak	1	0%

MoveGamesPerformance%

1.d4

142

54%

1.e4

57%

1.c4

67%

1.Nf3

54%

1.b3Strong

75%

1.e3Weak