X
GM

Xiu, Deshun

CHN CHN·Born 1989·FIDE #8603693·669 Games

Classical2509590 Games
Rapid254656 Games
Blitz243923 Games

Play against Xiu, Deshun's Twin

PRO

Uses their openings, level & style

Statistics

Total

669

Wins

242

Draws

277

Losses

150
36%41%22%

Play Style

What you need to know before facing them
Elite accuracy: 93.8% average
Low resilience (34%): Doesn't save lost positions
Solid conversion: 85%
Very consistent (85%)
Very precise: only 0.1 blunders/game
Dominates 1.c4 ♔ (69% in 40 games)
Vulnerable to 1.c4 ♚ (only 44%)

Deep Analysis

Stockfish 18 · Classical games · 109 analyzed
Accuracy by phase
Opening
97.1%
Middlegame
93.9%
Endgame
95.2%
Clutch Factor — Move accuracy when winning vs. equal vs. losing — does their level drop when the game turns against them?
+6%
Winning (+2 or more)
95%32g
Equal position
95%54g
Losing (-2 or more)
89%23g
Performance under pressure
Problematic Pieces — Which pieces cause most errors?
29%
22 errors
19%
14 errors
16%
12 errors
15%
11 errors
13%
10 errors
8%
6 errors
Critical Moment — When does the first serious error occur?
Move 40 average
0%
57%
0%
0%
43%
1-15
16-25
26-35
36-45
46+
57% of blunders occur between move 16-25. Keep tension until that moment.
Error Heatmap — Where do most errors occur?
4
5
4
5
Few
Many
Critical squares
a5
5 err
h7
5 err
c6
4 err
g7
4 err
b4
3 err
a5/h7 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
White58.8%Wins
Queen's Gambit Declined — 1.d4 d5 2.c4 e617 Games · last played 10 months ago
Black60.0%Wins
Sicilian: Classical — 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc610 Games · last played 3 months ago
Black46.7%Wins
Catalan — 1.d4 Nf6 2.c4 e6 3.g315 Games · last played 2 years ago

Critical Blunders

10 errors · Stockfish
Rg2??vs PengOTB · 2025
Ke8??vs ChenOTB · 2025
Rc8??vs XiaoOTB · 2025
h7??vs ChenOTB · 2025
Re1??vs ZhaoOTB · 2025
Rgg7??vs LiuOTB · 2024
Rc5??vs DaiClassical · 2024
Qa5??vs ZengClassical · 2024
Rd1+??vs ZhaoOTB · 2024
h7??vs PengOTB · 2024

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W
Shao, Ranxi Rex(1820)

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L
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D
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L
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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
333 Games
40%44%16%
MoveGamesPerformance%
1.d4
173
60%
1.Nf3
99
62%
1.c4
40
69%
1.e4
19
61%
1.g3Strong
1
100%
1.b3
1
50%

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