GM

Hracek, Zbynek

CZE CZE·Born 1970·FIDE #300071·2,873 Games

Classical25272,760 Games
Rapid255966 Games
Blitz253447 Games

Statistics

2873

Total

970

Wins

1531

Draws

372

Losses

34%53%13%

Play Style

What you need to know before facing them

Elite accuracy: 94.8% average
Solid conversion: 83%
Very consistent (92%)
Very precise: only 0.0 blunders/game
Dominates 1.g3 ♚ (70% in 15 games)

Deep Analysis

Stockfish 18 · Classical games · 361 analyzed

Accuracy by phase
Opening97.1%
Middlegame94.8%
Endgame95.8%

Clutch Factor

Performance under pressure

+5%
Winning (+2 or more)95%
94 Games
Equal position96%
214 Games
Losing (-2 or more)90%
53 Games

Problematic Pieces

Which pieces cause most errors?

♖
23%
29 errors
♗
21%
26 errors
♙
20%
25 errors
♕
14%
18 errors
♞
13%
17 errors
♔
9%
11 errors

Critical Moment

When does the first serious error occur?

Move 35average
1-15
16-25
26-35
36-45
46+
56% of blunders occur between move 36-45. Keep tension until that moment.

Error Heatmap

Where do most errors occur?

6
5
4
5
4
5
6
5
4
4
abcdefgh
Many
Few
Critical squares
c46 err
d66 err
f65 err
g45 err
g55 err
c4/d6 concentrate most errors. Force decisions in those zones.

Recent Games

L
Saric, Iv2660

TCh-CZE Extraliga 2025-26 · 29 Mar 2026

1-0
L
Saric, Ivan2661

Round 11: Saric, Ivan - H... · 29 Mar 2026

1-0
D
Paszewski, Mateusz2333

Å¡achy.cz Extraliga 2025-... · 28 Mar 2026

½-½
D
Janik, Igor2503

Round 9: Janik, Igor - Hr... · 27 Mar 2026

½-½
D
Feuerstack, Aljoscha2451

German Bundesliga 2025-26 · 22 Mar 2026

½-½
D
Peyrer, Konstantin2507

1. BL Pauli · 21 Mar 2026

½-½

Openings

Based on player games

Weaknesses

EXPLOIT!
White

No significant weaknesses detected as White

Black

No significant weaknesses detected as Black

Strengths

AVOID
White
Petroff: Steinitz Attack
60.0%
15 Games·Wins

1.e4 e5 2.Nf3 Nf6 3.d4

King's Indian: Main Line
56.3%
16 Games·Wins

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O

Black
Sicilian: Kan
54.5%
11 Games·Wins

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6

Critical Blunders

Tactical errors analyzed with Stockfish

10 errors
▶
#71Ne6??
Endgame
vs Laurusas
OTB·2025
▶
#42Ke4??
Endgame
vs Gloser
OTB·2024
▶
#35Kh6??
Tactics
vs Horvath
OTB·2023
▶
#55c7??
Endgame
vs Livaic
OTB·2023
▶
#19dxc4??
Tactics
vs Polak
OTB·2023
▶
#17Qd6??
Tactics
vs Polak
OTB·2022
▶
#40Qd3??
Tactics
vs Urazayev
OTB·2022
▶
#41Rc1+??
Endgame
vs Sasikiran
OTB·2022
▶
#27exd5??
Tactics
vs Petenyi
OTB·2020
▶
#40Kf8??
Tactics
vs Stocek
OTB·2020
Endgame Statistics

23 endgame categories analyzed — discover where they collapse under pressure

Repertoire
☰ All
♟ Classical
⚡ Rapid
🔥 Blitz
PRO
·
2026
2025
2024
2023
2022
2021
PRO
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
Starting Position
1437 Games
38%52%10%
1.e4
64%
1055
1.d4
64%
254
1.c4
63%
92
1.Nf3
65%
36
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