IM

Grieve, Harry

ENG ENG·Born 2001·FIDE #426520·1,404 Games

Classical25021,319 Games
Rapid231625 Games
Blitz232460 Games

Statistics

1404

Total

647

Wins

339

Draws

414

Losses

46%24%29%

Play Style

What you need to know before facing them

Elite accuracy: 93.6% average
Solid conversion: 89%
Very consistent (90%)
Very precise: only 0.0 blunders/game
Dominates 1.e4 ♔ (64% in 519 games)

Deep Analysis

Stockfish 18 · Classical games · 499 analyzed

Accuracy by phase
Opening96.9%
Middlegame93.4%
Endgame95.4%

Clutch Factor

Performance under pressure

+6%
Winning (+2 or more)95%
223 Games
Equal position94%
183 Games
Losing (-2 or more)89%
87 Games

Problematic Pieces

Which pieces cause most errors?

♙
20%
83 errors
♖
20%
84 errors
♕
18%
74 errors
♞
16%
65 errors
♗
14%
59 errors
♔
13%
53 errors

Critical Moment

When does the first serious error occur?

Move 44average
1-15
16-25
26-35
36-45
46+
42% of blunders occur between move 46+. Keep tension until that moment.

Error Heatmap

Where do most errors occur?

11
13
13
14
21
12
12
11
15
11
abcdefgh
Many
Few
Critical squares
f521 err
f415 err
e514 err
c513 err
f613 err
f5/f4 concentrate most errors. Force decisions in those zones.

Recent Games

W
Mungunzul, Bat-Erdene2327

SixDays Budapest May GM-A · 19 May 2026

0-1
W
Aveskulov, Valeriy2500

SixDays Budapest May GM-A · 18 May 2026

1-0
L
Palczert, Matyas2447

SixDays Budapest May GM-A · 18 May 2026

1-0
D
Nagy, Gabor2429

SixDays Budapest May GM-A · 17 May 2026

½-½
W
Ostrovskiy, Aleksandr2356

SixDays Budapest May GM-A · 16 May 2026

1-0
W
Chinguun, Sumiya2388

SixDays Budapest May GM-A · 16 May 2026

0-1

Openings

Based on player games

Weaknesses

EXPLOIT!
White

No significant weaknesses detected as White

Black

No significant weaknesses detected as Black

Strengths

AVOID
White
Sicilian: e6 Systems
76.5%
34 Games·Wins

1.e4 c5 2.Nf3 e6

Sicilian: d6 Systems
64.5%
62 Games·Wins

1.e4 c5 2.Nf3 d6

Black
Sicilian: Alapin
72.7%
22 Games·Wins

1.e4 c5 2.c3 Nf6

Sicilian: Closed
50.0%
18 Games·Wins

1.e4 c5 2.Nc3 e6

Critical Blunders

Tactical errors analyzed with Stockfish

10 errors
▶
#45h4??
Endgame
vs Tan
OTB·2026
▶
#43Nc2??
Endgame
vs Jakubiec
OTB·2025
▶
#32Re5??
Tactics
vs Thybo
OTB·2025
▶
#18Bf4??
Tactics
vs Dominguez Exposito
OTB·2025
▶
#18Rh4??
Tactics
vs Borge
OTB·2025
▶
#35Rd4??
Tactics
vs Hansen
OTB·2025
▶
#26Rf2??
Tactics
vs Hryshchenko
OTB·2025
▶
#39Bd1??
Tactics
vs Goldsztejn
OTB·2025
▶
#37Kxd4??
Endgame
vs Luch
OTB·2025
▶
#24Qh5??
Tactics
vs Nicholas
Blitz·2024
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
717 Games
50%24%26%
1.e4
64%
522
1.d4
56%
171
1.Nf3
56%
18
1.a3
75%
4
1.g3
50%
1
1.e3
50%
1
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