Tulchynskyi, Feliks

ISR ISR·Born 2009·FIDE #34127895

2421Classical

2413Rapid

2324Blitz

Statistics

Total916

Wins387

Draws188

Losses338

42%21%37%

Play Style

before facing themWhat you need to know before facing them

Elite accuracy: 93.0% average

Very consistent (90%)

Very precise: only 0.1 blunders/game

Dominates 1.e4 as

(68% in 123 games)

Vulnerable to 1.d4

(only 42%)

Play against Tulchynskyi's Twin

Uses their openings, level & style

Practice against a bot that uses their real openings and playing style

Ready to play

916 games analyzed

Deep Analysis

Stockfish 18 · Classical · 237 analyzedStockfish 18 · Classical games · 237 analyzed

Accuracy by phase

Opening

96.7%

Middlegame

93.0%

Endgame

94.6%

Clutch Factor

+5%

Winning (+2)Winning (+2)

95%76g

EqualEqual position

94%92g

Losing (−2)Losing (−2)

90%69g

Accuracy under pressure

Problematic Pieces — which cause most errors?

22%

52 err

18%

41 err

18%

41 err

16%

38 err

15%

35 err

11%

26 err

Critical Moment

Move 39 avg

1-15

25%

16-25

25%

26-35

19%

36-45

31%

46+

31% of blunders occur after move 46 — keep tension until then.of blunders occur after move 46 — keep tension until then.

Error Heatmap — where do errors occur?

Few

Many

Errors mapped

Hotspot zone

f5 / d6

Critical squares

12 err

8 err

7 err

f5/d6 concentrate most errors. Force decisions in those zones.

Openings

916 gamesBased on 916 player games

Weaknesses

— exploit these— exploit these lines

No significant weaknesses detected as white

asblack63.3%losses

Queen's Gambit Declined — 1.d4 d5 2.c4 e6

30 games · last played 7 months agoPlay this line

asblack63.6%losses

French: Classical — 1.e4 e6 2.d4 d5 3.Nc3 Nf6

11 games · last played 3 months agoPlay this line

Strengths

— avoid these— avoid these lines

aswhite60.0%wins

Sicilian: d6 Systems — 1.e4 c5 2.Nf3 d610 g10 games · last played 10 months ago

asblack56.3%wins

Sicilian: 2...Nc6 — 1.e4 c5 2.Nf3 Nc616 g16 games · last played 4 months ago

asblack45.5%wins

French: Tarrasch — 1.e4 e6 2.d4 d5 3.Nd211 g11 games · last played last year

Critical Blunders

10 errors · Stockfish

#32Rf8??Tacticsvs Ben ArtziOTB · 2026

#33hxg3??Tacticsvs VitenbergOTB · 2026

#34Nd3??Tacticsvs MaierRapid · 2025

#40axb4??Tacticsvs FinnRapid · 2025

#36e5??Tacticsvs NoyRapid · 2025

#64Qa6+??Endgamevs GavrilescuOTB · 2025

#64Ra3??Endgamevs MosesovOTB · 2025

#33h6??Tacticsvs PovshednyiOTB · 2025

#36Qa8??Tacticsvs KochaviOTB · 2025

#29Qh5??Tacticsvs ManyevichOTB · 2025

Recent Games

916 games

Draw

Safranek, William(2248)

SixDays Budapest May GM-B · 19 May 2026

½-½

Loss

Zielonka, Adam(2381)

SixDays Budapest May GM-B · 18 May 2026

1-0

Draw

Savitha Shri B(2374)

SixDays Budapest May GM-B · 18 May 2026

½-½

Draw

Aczel, Gergely(2442)

SixDays Budapest May GM-B · 17 May 2026

½-½

Draw

Fodor, Tamas Jr.(2496)

SixDays Budapest May GM-B · 16 May 2026

½-½

Draw

Sargsyan, Anna M.(2360)

SixDays Budapest May GM-B · 16 May 2026

½-½

Endgame Statistics

PRO161 endgames (59.2%) · avoid Pure Pawn (0%)

Strongest

79.4%

R+Bishop vs R+Knight

Weakest

60.6%

Pure Pawn

Reaches Endgame

59.2%

161 / 272

B vs N Pref

52.4%·47.8%

prefers the bishop

PiecesTypeWin %games

Rook + Equal Minors

77.9%353

R+Bishop vs R+Knight

79.4%306

Rook vs Minor (Exchange)

73.7%281

Rook vs Rook

72.6%252

Rook vs Two Minors

78.1%160

Pure Pawn

60.6%109

Rook + Equal Minors77.9%353

R+Bishop vs R+Knight79.4%306

Rook vs Minor (Exchange)73.7%281

Rook vs Rook72.6%252

Rook vs Two Minors78.1%160

Pure Pawn60.6%109

Weak in Pure Pawn: only 0% win rate (9 games) — Force thisShow all 14 types

Unlock Endgame Statistics

14 endgame categories — discover where they collapse under pressure

Repertoire

PRO

Move arrowsmost-played moves

Starting Position

SF18

469 games

47%22%31%

Move	games	%
1.d4	183	54%
1.e4	123	68%
1.c4	102	55%
1.Nf3	48	55%
1.f4	3	67%
1.e3Strong	2	75%
1.a3Strong	2	100%
1.Nc3Strong	2	75%
1.g3Weak	1	0%
1.b3Weak	1	0%
1.d3Weak	1	0%
1.b4Weak	1	0%

MovegamesPerf%

1.d4

183

54%

1.e4

123

68%

1.c4

102

55%

1.Nf3

55%

1.f4

67%

1.e3Strong

75%

1.a3Strong

100%

1.Nc3Strong

75%

1.g3Weak

1.b3Weak

1.d3Weak

1.b4Weak