GM

Buhmann, Rainer

GER GER·Born 1981·FIDE #4651340·1,914 Games

Classical25391,843 Games
Rapid261634 Games
Blitz261337 Games

Statistics

1914

Total

840

Wins

807

Draws

267

Losses

44%42%14%

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 ♔ (77% in 11 games)

Deep Analysis

Stockfish 18 · Classical games · 235 analyzed

Accuracy by phase
Opening96.9%
Middlegame93.8%
Endgame94.8%

Clutch Factor

Performance under pressure

+6%
Winning (+2 or more)94%
89 Games
Equal position95%
99 Games
Losing (-2 or more)89%
47 Games

Problematic Pieces

Which pieces cause most errors?

♖
24%
54 errors
♞
18%
40 errors
♙
18%
39 errors
♕
15%
34 errors
♗
13%
29 errors
♔
11%
25 errors

Critical Moment

When does the first serious error occur?

Move 38average
1-15
16-25
26-35
36-45
46+
58% of blunders occur between move 26-35. Keep tension until that moment.

Error Heatmap

Where do most errors occur?

6
9
7
6
7
10
9
8
7
6
abcdefgh
Many
Few
Critical squares
c510 err
d59 err
d69 err
d48 err
b57 err
c5/d5 concentrate most errors. Force decisions in those zones.

Recent Games

D
Gschnitzer, Adrian2425

2nd Bundesliga Sud 25-26 · 1 Mar 2026

½-½
W
Hacker, Jonas2342

2nd Bundesliga Sud 25-26 · 28 Feb 2026

1-0
D
Deuer, Marius2481

2. Bundesliga Sud 25-26 · 8 Feb 2026

½-½
D
Postny, Evgeny2528

2. Bundesliga Sud 25-26 · 7 Feb 2026

½-½
W
Michalik, Peter2564

Austrian Bundesliga 2025-... · 14 Dec 2025

0-1
D
Horvath, Dominik2557

Austrian Bundesliga 2025-... · 13 Dec 2025

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
Queen's Gambit Declined
68.8%
16 Games·Wins

1.d4 d5 2.c4 e6

Reti vs King's Indian
59.0%
78 Games·Wins

1.Nf3 Nf6 2.c4 g6

Black
Sicilian: 2...Nc6
63.6%
11 Games·Wins

1.e4 c5 2.Nf3 Nc6

French: Exchange
54.5%
11 Games·Wins

1.e4 e6 2.d4 d5 3.exd5

Critical Blunders

Tactical errors analyzed with Stockfish

10 errors
▶
#31Rxf3??
Tactics
vs Vykouk
OTB·2024
▶
#32Qd5??
Tactics
vs Hampel
OTB·2024
▶
#58Qb2+??
Endgame
vs Maiwald
OTB·2023
▶
#36b3??
Tactics
vs Gschiel
OTB·2022
▶
#40Qb2??
Tactics
vs Richter
OTB·2022
▶
#78Rxf1??
Endgame
vs Peyrer
OTB·2022
▶
#46Bb5??
Endgame
vs Bacrot
OTB·2021
▶
#22Nd4??
Tactics
vs Donchenko
OTB·2021
▶
#19Rc7??
Tactics
vs Donchenko
OTB·2021
▶
#31Qxd5??
Tactics
vs Donchenko
OTB·2021
Endgame Statistics

21 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
965 Games
50%38%12%
1.Nf3
69%
535
1.d4
69%
323
1.e4
72%
90
1.c4
77%
11
1.Nc3
58%
6
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