B
GM

Bilguun, Sumiya

MGL MGL·Born 1997·FIDE #4901541·1,295 Games

Classical2428950 Games
Rapid2496194 Games
Blitz2415192 Games

Play against Bilguun, Sumiya's Twin

PRO

Uses their openings, level & style

Statistics

Total

1295

Wins

512

Draws

412

Losses

368
40%32%28%

Play Style

What you need to know before facing them
Elite accuracy: 93.0% average
Solid conversion: 82%
Very consistent (87%)
Very precise: only 0.1 blunders/game
Dominates 1.e4 ♔ (60% in 630 games)
Vulnerable to 1.c4 ♚ (only 42%)

Deep Analysis

Stockfish 18 · Classical games · 279 analyzed
Accuracy by phase
Opening
96.3%
Middlegame
93.0%
Endgame
94.7%
Clutch Factor — Move accuracy when winning vs. equal vs. losing — does their level drop when the game turns against them?
+3%
Winning (+2 or more)
93%100g
Equal position
94%114g
Losing (-2 or more)
90%65g
Performance under pressure
Problematic Pieces — Which pieces cause most errors?
24%
64 errors
21%
56 errors
18%
48 errors
15%
39 errors
13%
34 errors
10%
27 errors
Critical Moment — When does the first serious error occur?
Move 41 average
0%
19%
24%
19%
38%
1-15
16-25
26-35
36-45
46+
38% of blunders occur between move 46+. Keep tension until that moment.
Error Heatmap — Where do most errors occur?
10
12
Few
Many
Critical squares
c4
12 err
e5
10 err
b5
9 err
d4
9 err
e1
9 err
c4/e5 concentrate most errors. Force decisions in those zones.

Openings

Based on player games

Weaknesses

— exploit these lines

No significant weaknesses detected as White

No significant weaknesses detected as Black

Strengths

— avoid these lines

No consistent strengths detected as White

Black53.8%Wins
Sicilian: Alapin — 1.e4 c5 2.c3 d513 Games · last played 7 months ago
Black50.0%Wins
Sicilian: Closed — 1.e4 c5 2.Nc3 e612 Games · last played 2 months ago

Critical Blunders

10 errors · Stockfish
h6??vs ShirovOTB · 2026
f3??vs DingOTB · 2026
Nd5??vs MotylevBlitz · 2025
Kf5??vs LodiciBlitz · 2025
h3??vs PonkratovBlitz · 2025
Kd6??vs MamedyarovBlitz · 2025
Qd5??vs NesterovBlitz · 2025
Bxe4??vs AnsatBlitz · 2025
a7??vs TinBlitz · 2025
Rd5??vs IndjicRapid · 2025

Recent Games

W
Srihari L R(2450)

FIDE World Bl Team Pool B · 20 Jun 2026

0-1
L
Shirov, Alexei(2597)

FIDE World Bl Team Pool B · 20 Jun 2026

1-0
L
Ding, Liren(2738)

FIDE World Bl Team Pool B · 20 Jun 2026

0-1
W
Yap, Kim Steven(2390)

FIDE World Bl Team Pool B · 20 Jun 2026

0-1
W
Atlas, Valery(2388)

FIDE World Bl Team Pool B · 20 Jun 2026

0-1
D
Bortnyk, Olexandr(2604)

FIDE World Bl Team Pool B · 20 Jun 2026

½-½

Endgame Statistics

PRO23 endgame categories analyzed
Endgame Statistics
Reveal weaknesses →
Repertoire
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
Move arrowsmost-played moves
Stockfish
639 Games
43%33%24%
MoveGamesPerformance%
1.e4
631
60%
1.c4
4
63%
1.Nf3
3
67%
1.b3Strong
1
100%

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