IM
Hrbek, Stepan
CZE·Born 2006·FIDE #393479·847 Games
CZE Classical2468811 Games
Rapid23329 Games
Blitz235127 Games
Statistics
847
Total
334
Wins
231
Draws
276
Losses
39%27%33%
Play Style
What you need to know before facing them
Elite accuracy: 93.3% average
Solid conversion: 84%
Very consistent (89%)
Very precise: only 0.1 blunders/game
Dominates 1.c4 ♔ (61% in 57 games)
Vulnerable to 1.d4 ♚ (only 47%)
Deep Analysis
Stockfish 18 · Classical games · 374 analyzed
Accuracy by phase
Opening96.6%
Middlegame93.4%
Endgame96.0%
Clutch Factor
Performance under pressure
Winning (+2 or more)95%
148 Games
Equal position95%
127 Games
Losing (-2 or more)90%
99 Games
Problematic Pieces
Which pieces cause most errors?
♖
28%
91 errors
♙
17%
55 errors
♕
17%
54 errors
♗
16%
52 errors
♞
13%
43 errors
♔
9%
29 errors
Critical Moment
When does the first serious error occur?
Move 37average
1-15
16-25
26-35
36-45
46+
29% of blunders occur between move 26-35. Keep tension until that moment.
Error Heatmap
Where do most errors occur?
8
11
9
14
13
8
14
10
8
7
abcdefgh
Many
Few
Critical squares
c414 err
d514 err
g513 err
e711 err
f410 err
c4/d5 concentrate most errors. Force decisions in those zones.
Recent Games
L
Finek, Vaclav2573
ch-CZE 2026 · 16 May 2026
D
Stalmach, Richard2433
ch-CZE 2026 · 15 May 2026
D
Nemec, Jachym2471
ch-CZE 2026 · 14 May 2026
L
Krejci, Jan2495
ch-CZE 2026 · 13 May 2026
W
Stocek, Jiri2500
ch-CZE 2026 · 12 May 2026
D
Zilka, Stepan2516
ch-CZE 2026 · 11 May 2026
Openings
Based on player games
Weaknesses
EXPLOIT!White
King's Indian
52.9%17 Games·Loses
1.d4 Nf6 2.c4 g6
Sicilian: Najdorf
50.0%12 Games·Loses
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6
Black
Italian: Two Knights
65.0%20 Games·Loses
1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6
Strengths
AVOIDWhite
No consistent strengths detected as White
Black
Sicilian: Rossolimo
46.7%30 Games·Wins
1.e4 c5 2.Nf3 Nc6 3.Bb5
Critical Blunders
Tactical errors analyzed with Stockfish
10 errors
▶
#17Rd8??
Tactics
vs Beukema
OTB·2026
▶
#26Qd5??
Tactics
vs Babula
Blitz·2025
▶
#49Kf4??
Endgame
vs Sahidi
OTB·2025
▶
#42Rh2??
Endgame
vs Koelber
OTB·2025
▶
#22Bc7??
Tactics
vs Grezels
OTB·2025
▶
#43Qb3??
Endgame
vs Prokofiev
OTB·2025
▶
#39Qb8??
Tactics
vs Vrolijk
OTB·2025
▶
#54Re3??
Endgame
vs Havelka
OTB·2025
▶
#43Nh5??
Endgame
vs Sahidi
OTB·2025
▶
#31Qxd6??
Tactics
vs Stalmach
OTB·2025
Endgame Statistics
23 endgame categories analyzed — discover where they collapse under pressure
Repertoire
☰ All
♟ Classical
⚡ Rapid
🔥 Blitz
PRO2026
2025
2024
2023
2022
2021
PRO
8
76
5
4
3
2
1a
b
c
d
efgh419 Games
41%28%31%
1.e4
55%195
1.d4
51%110
1.c4
61%57
1.Nf3
55%39
1.b3
38%8
1.f4
75%4
1.g3
67%3
1.a4
100%1
1.Nc3
100%1
1.e3
100%1