Player profile

Prokofiev, Valentyn

Standard: 2420 Rapid: 2448 Blitz: 2456 (last updated 2026-11-02)

FIDE ID: 14160161 (view FIDE profile)

Federation: UKR

Federation: CZE Sex: M Birth Year: 2006 Age: 20

Title: IM Women's title: — Other title: — FOA title: —

Games: 241 Wins: 123 (51%) Draws: 77 (32%) Losses: 40 (17%) Other: 1

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Dossier

219 of 241 games analyzed.

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Openings

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As White 106 games 71W 23D 11L

English Opening 26 games 14W 9D 3L

Anglo-Indian Defense 9 games 6W 1D 2L

King's Knight Variation 3 games 3W 0D 0L

Old Indian Formation 2 games 2W 0D 0L

Queen's Knight Variation 1 game 0W 0D 1L

Nimzo-English 1 game 0W 1D 0L

King's Indian Formation 1 game 1W 0D 0L

Flohr-Mikenas-Carls Variation, Nei Gambit 1 game 0W 0D 1L

Agincourt Defense 6 games 2W 3D 1L

(unspecified) 4 games 1W 2D 1L

Wimpy System 1 game 0W 1D 0L

Kurajica Defense 1 game 1W 0D 0L

Symmetrical Variation 5 games 2W 3D 0L

Rubinstein Variation 3 games 1W 2D 0L

Three Knights Variation 2 games 1W 1D 0L

Four Knights System 3 games 2W 1D 0L

Nimzowitsch Variation 3 games 2W 1D 0L

King's English Variation 2 games 1W 1D 0L

Kramnik-Shirov Counterattack 1 game 1W 0D 0L

Three Knights System 1 game 0W 1D 0L

Anglo-Dutch Defense 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

King's Indian Defense 16 games 14W 0D 2L

Orthodox Variation 9 games 8W 0D 1L

(unspecified) 5 games 5W 0D 0L

Positional Defense 3 games 2W 0D 1L

Bayonet Attack 1 game 1W 0D 0L

Petrosian Variation 4 games 3W 0D 1L

Stein Defense 4 games 3W 0D 1L

Normal Variation 2 games 2W 0D 0L

King's Knight Variation 1 game 1W 0D 0L

Rare Defenses 1 game 1W 0D 0L

Fianchetto Variation 1 game 1W 0D 0L

Larsen Defense 1 game 1W 0D 0L

Slav Defense 9 games 7W 2D 0L

Exchange Variation 5 games 5W 0D 0L

(unspecified) 5 games 5W 0D 0L

Breyer Variation 4 games 2W 2D 0L

(unspecified) 4 games 2W 2D 0L

Indian Defense 9 games 6W 3D 0L

Anti-Nimzo-Indian 5 games 3W 2D 0L

(unspecified) 5 games 3W 2D 0L

Accelerated London System 3 games 3W 0D 0L

(unspecified) 3 games 3W 0D 0L

Normal Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Queen's Gambit Declined 8 games 6W 1D 1L

Three Knights Variation 2 games 1W 0D 1L

(unspecified) 2 games 1W 0D 1L

Exchange Variation 2 games 1W 1D 0L

(unspecified) 1 game 1W 0D 0L

Positional Variation 1 game 0W 1D 0L

Janowski Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Ragozin Defense 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Semi-Tarrasch Defense 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Zukertort Opening 5 games 4W 1D 0L

(unspecified) 3 games 2W 1D 0L

Sicilian Invitation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Kingside Fianchetto 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Sicilian Defense 4 games 4W 0D 0L

Accelerated Dragon 3 games 3W 0D 0L

Maróczy Bind 2 games 2W 0D 0L

Maróczy Bind, Gurgenidze Variation 1 game 1W 0D 0L

Four Knights Variation 1 game 1W 0D 0L

Exchange Variation 1 game 1W 0D 0L

Queen's Pawn Game 4 games 2W 0D 2L

Accelerated London System 2 games 0W 0D 2L

(unspecified) 1 game 0W 0D 1L

Steinitz Countergambit 1 game 0W 0D 1L

Symmetrical Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Modern Defense 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

East Indian Defense 3 games 2W 0D 0L

(unspecified) 3 games 2W 0D 0L

Nimzo-Indian Defense 3 games 1W 2D 0L

Normal Variation 2 games 1W 1D 0L

Classical Defense 1 game 1W 0D 0L

(unspecified) 1 game 0W 1D 0L

Rubinstein System 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Queen's Indian Defense, with e3 3 games 2W 1D 0L

(unspecified) 3 games 2W 1D 0L

Queen's Gambit Accepted 3 games 2W 1D 0L

Classical Defense 2 games 1W 1D 0L

Steinitz Variation, Development Variation 1 game 0W 1D 0L

Main Line 1 game 1W 0D 0L

Normal Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Semi-Slav Defense 2 games 2W 0D 0L

Stoltz Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Botvinnik Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Queen's Indian Defense 2 games 2W 0D 0L

Fianchetto Variation 1 game 1W 0D 0L

Nimzowitsch Variation 1 game 1W 0D 0L

Classical Variation 1 game 1W 0D 0L

Polugaevsky Gambit 1 game 1W 0D 0L

Rapport-Jobava System 2 games 1W 1D 0L

(unspecified) 2 games 1W 1D 0L

Dutch Defense 1 game 0W 0D 1L

Stonewall Variation 1 game 0W 0D 1L

Modern Variation 1 game 0W 0D 1L

Horwitz Defense 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Réti Opening 1 game 1W 0D 0L

Anglo-Slav Variation 1 game 1W 0D 0L

New York System 1 game 1W 0D 0L

English Defense 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Grünfeld Defense 1 game 0W 0D 1L

Three Knights Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Blumenfeld Countergambit 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Bogo-Indian Defense 1 game 0W 1D 0L

Retreat Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

As Black 104 games 35W 47D 22L

Sicilian Defense 35 games 17W 13D 5L

Kan Variation 8 games 5W 2D 1L

Maróczy Bind, Réti Variation 3 games 2W 1D 0L

Swiss Cheese Variation 2 games 1W 1D 0L

Knight Variation 2 games 1W 0D 1L

Modern Variation 1 game 1W 0D 0L

Richter-Rauzer Variation 6 games 3W 3D 0L

Modern Variation 6 games 3W 3D 0L

Moscow Variation 4 games 1W 2D 1L

Sokolsky Variation 3 games 0W 2D 1L

Main Line 1 game 1W 0D 0L

Modern Variations 3 games 3W 0D 0L

(unspecified) 2 games 2W 0D 0L

Main Line 1 game 1W 0D 0L

Accelerated Dragon 3 games 0W 2D 1L

Modern Bc4 Variation 2 games 0W 1D 1L

Maróczy Bind 1 game 0W 1D 0L

Dragon Variation 1 game 0W 0D 1L

Yugoslav Attack, Hungarian Dragon 1 game 0W 0D 1L

Grand Prix Attack 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Classical Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Old Sicilian 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Alapin Variation 1 game 1W 0D 0L

Smith-Morra Declined 1 game 1W 0D 0L

Godiva Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Mengarini Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Wing Gambit 1 game 1W 0D 0L

Marshall Variation 1 game 1W 0D 0L

Taimanov Variation 1 game 0W 1D 0L

Modern Line 1 game 0W 1D 0L

Nyezhmetdinov-Rossolimo Attack 1 game 1W 0D 0L

Fianchetto Variation 1 game 1W 0D 0L

Delayed Alapin Variation 1 game 1W 0D 0L

with e6 1 game 1W 0D 0L

Queen's Gambit Declined 17 games 3W 11D 3L

Exchange Variation 5 games 1W 4D 0L

Positional Variation 4 games 0W 4D 0L

Reshevsky Variation 1 game 1W 0D 0L

(unspecified) 5 games 1W 4D 0L

Harrwitz Attack 2 games 0W 2D 0L

Main Line 1 game 0W 1D 0L

Fianchetto Defense 1 game 0W 1D 0L

Three Knights Variation 2 games 1W 0D 1L

(unspecified) 2 games 1W 0D 1L

Janowski Variation 2 games 0W 0D 2L

(unspecified) 2 games 0W 0D 2L

Vienna Variation 1 game 0W 1D 0L

Quiet Variation 1 game 0W 1D 0L

French Defense 8 games 1W 4D 3L

Advance Variation 2 games 1W 1D 0L

Paulsen Attack 1 game 0W 1D 0L

Euwe Variation 1 game 1W 0D 0L

Exchange Variation 2 games 0W 2D 0L

(unspecified) 2 games 0W 2D 0L

Classical Variation 2 games 0W 1D 1L

Shirov-Anand Variation 2 games 0W 1D 1L

Steinitz Variation 1 game 0W 0D 1L

Boleslavsky Variation 1 game 0W 0D 1L

Tarrasch Variation 1 game 0W 0D 1L

Open System, Euwe-Keres Line 1 game 0W 0D 1L

Catalan Opening 8 games 2W 5D 1L

Closed 6 games 2W 3D 1L

(unspecified) 6 games 2W 3D 1L

Open Defense 2 games 0W 2D 0L

Classical Line 2 games 0W 2D 0L

Queen's Pawn Game 7 games 2W 3D 2L

Colle System 3 games 1W 2D 0L

(unspecified) 3 games 1W 2D 0L

London System 2 games 0W 1D 1L

with e6 2 games 0W 1D 1L

Symmetrical Variation 2 games 1W 0D 1L

(unspecified) 2 games 1W 0D 1L

King's Indian Defense 6 games 3W 1D 2L

Fianchetto Variation 3 games 2W 0D 1L

Immediate Fianchetto 3 games 2W 0D 1L

Orthodox Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Karpov System 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Normal Variation 1 game 1W 0D 0L

Rare Defenses 1 game 1W 0D 0L

Italian Game 5 games 0W 2D 3L

Classical Variation 4 games 0W 1D 3L

Giuoco Pianissimo 3 games 0W 1D 2L

Giuoco Pianissimo, Albin Variation 1 game 0W 0D 1L

Giuoco Pianissimo 1 game 0W 1D 0L

Italian Four Knights Variation 1 game 0W 1D 0L

English Opening 5 games 2W 2D 1L

Symmetrical Variation 4 games 1W 2D 1L

Three Knights, Fianchetto Variation 3 games 0W 2D 1L

Ultra-Symmetrical Variation 1 game 1W 0D 0L

Agincourt Defense 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Benoni Defense 4 games 1W 2D 1L

King's Indian System 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Fianchetto Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Modern Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Benoni-Indian Defense 1 game 1W 0D 0L

Kingside Move Order 1 game 1W 0D 0L

Ruy Lopez 2 games 1W 0D 1L

Morphy Defense 2 games 1W 0D 1L

Cozio Defense 1 game 0W 0D 1L

Anderssen Variation 1 game 1W 0D 0L

Alekhine Defense 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Rapport-Jobava System 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Nimzo-Larsen Attack 1 game 1W 0D 0L

Classical Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Bird Opening 1 game 1W 0D 0L

Dutch Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Indian Defense 1 game 1W 0D 0L

Spielmann-Indian 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Zukertort Opening 1 game 0W 1D 0L

Nimzo-Larsen Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

King's Indian Attack 1 game 0W 1D 0L

Sicilian Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Blunders Top 4 of 643

This player's costliest moves in analyzed games. Can you find the winning move?

2026.06.02 · 46. Qc7 (−44.8% win chance) 1/2-1/2

Swayham P Das

Prokofiev, Valentyn

Engine View game

2026.09.29 · 33... Rf6 (−43.7% win chance) 0-1

Prokofiev, Valentyn

Apaar Saxena

Engine View game

2024.08.09 · 29. Qxc5 (−42.2% win chance) 0-1

Veleshnja, Zino

Prokofiev, Valentyn

Engine View game

2026.05.04 · 34. Rc1 (−40.1% win chance) 0-1

Vilimek, Vit

Prokofiev, Valentyn

Engine View game

View blunders & mistakes

Games Showing all 241 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2026.11.01	Round 2: Prokofiev, Valentyn - Gnojek, Petr	2.7	2026.11.01 Gnojek, Petr (371807) (2405)	0	88.80%	1. d4 f5 2. g3 Nf6 3. Bg2 e6
2026.10.30	Round 1: Vojta, Jakub - Prokofiev, Valentyn	1.7	2026.10.30 Vojta, Jakub (382515) (2318)	0	92.90%	1. e4 e6 2. d4 d5 3. Nc3 Nf6
2026.10.23	1st IM Gambit Chess Tournament	8.5	2026.10.23 Ihnat, Marek (14944324) (2109)	1	94.70%	1. Nf3 Nf6 2. d4 g6 3. Nbd2 d5
2026.10.21	1st IM Gambit Chess Tournament	8.5	2026.10.21 Ihnat, Marek (14944324) (2109)	*	-	1. Nf3 Nf6 2. d4 g6 3. Nbd2 d5
2026.10.18	1st IM Gambit Chess Tournament	9.1	2026.10.18 Shagbazyan, Taron (14122073) (2401)	½	93.90%	1. e4 Nf6 2. e5 Nd5 3. d4 d6
2026.10.18	1st IM Gambit Chess Tournament	7.1	2026.10.18 Vilimek, Vit (23718218) (2242)	½	88.40%	1. e4 e6 2. d4 d5 3. e5 c5
2026.10.18	1st IM Gambit Chess Tournament	6.1	2026.10.18 Galazka, Aleksander (41836286) (1909)	1	91.40%	1. Nf3 Nf6 2. d4 d5 3. c4 c6
2026.10.18	1st IM Gambit Chess Tournament	5.1	2026.10.18 Rudolf, Michal (1106210) (2305)	½	92.00%	1. e4 e6 2. d4 d5 3. exd5 exd5
2026.10.18	1st IM Gambit Chess Tournament	4.1	2026.10.18 Prazak, Daniel (23709456) (2299)	1	-	1. d4 d5 2. c4 c6 3. cxd5 cxd5
2026.10.18	1st IM Gambit Chess Tournament	1.1	2026.10.18 Berczes, David (722960) (2350)	½	99.10%	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2026.10.18	1st IM Gambit Chess Tournament	3.1	2026.10.18 Walek, Petr (339393) (2316)	½	86.60%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2026.10.18	1st IM Gambit Chess Tournament	2.1	2026.10.18 Juhanak, Daniel (23718765) (2201)	1	91.20%	1. d4 Nf6 2. Nf3 e6 3. c4 d5
2026.09.30	6th Gambit GM Tournament	9.2	2026.09.30 Md Imran (25748580) (2485)	½	91.50%	1. d4 Nf6 2. Nc3 d5 3. Bf4 a6
2026.09.30	6th Gambit GM Tournament	8.3	2026.09.30 Simacek, Pavel (307165) (2387)	1	-	1. d4 Nf6 2. Bf4 e6 3. e3 d5
2026.09.29	6th Gambit GM Tournament	6.5	2026.09.29 Apaar Saxena (25937219) (2355)	1	86.00%	1. d4 Nf6 2. c4 g6 3. g3 Bg7
2026.09.28	6th Gambit GM Tournament	5.2	2026.09.28 Bouska, Jiri (23722223) (2387)	1	89.90%	1. c4 e5 2. Nc3 Bb4 3. Nd5 Be7
2026.09.28	6th Gambit GM Tournament	4.4	2026.09.28 Ajay Santhosh Parvathareddy (25998676) (2477)	0	80.40%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2026.09.27	6th Gambit GM Tournament	3.3	2026.09.27 Vaidyanathan, Kannan (30987245) (2340)	½	97.90%	1. d4 d5 2. c4 c6 3. Nf3 Nf6
2026.09.27	6th Gambit GM Tournament	2.3	2026.09.27 Lohia, Sohum (5819369) (2378)	½	98.30%	1. d4 d5 2. Nf3 Nf6 3. Bf4 e6
2026.09.24	6th Gambit GM Tournament	7.1	2026.09.24 Rasik, Vitezslav (300306) (2372)	1	-	1. d4 d6 2. Nf3 g6 3. c4 Bg7
2026.09.24	6th Gambit GM Tournament	1.4	2026.09.24 Velicka, Petr (300659) (2336)	1	93.40%	1. d4 d5 2. c4 c6 3. Nf3 Nf6
2026.08.29	Open Ricany 2026	9.1	2026.08.29 Seidl, Jan (23714522) (2310)	½	89.60%	1. d4 d5 2. Nf3 Nf6 3. e3 c5
2026.08.28	Open Ricany 2026	8.2	2026.08.28 Popov, Roman (23732580) (2094)	½	86.30%	1. d4 Nf6 2. c4 e6 3. g3 d5
2026.08.27	Open Ricany 2026	7.1	2026.08.27 Horak, Martin (367095) (2311)	1	92.60%	1. d4 Nf6 2. Bf4 e6 3. e3 d5
2026.08.26	Open Ricany 2026	6.5	2026.08.26 Stanek, Ondrej (364240) (2183)	1	93.90%	1. e4 e6 2. d4 d5 3. e5 c5
2026.08.25	POHÁR mesta Rícany 2026	5	2026.08.25 Bezdek, Tomas (23733551) (2121)	½	-	1. d4 e6 2. c4 Nf6 3. Bf4 d5
2026.08.24	POHÁR mesta Rícany 2026	4	2026.08.24 Colijn, Stefan (1016199) (2265)	½	-	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2026.08.23	POHÁR města Říčany 2026	3.1	2026.08.23 Hejsek, Lukas (393860) (2086)	1	-	1. Nf3 c5 2. g3 Nc6 3. Bg2 e5
2026.08.22	Open Říčany	2.1	2026.08.22 Madle, Robin (393886) (2002)	1	98.00%	1. b3 d5 2. Bb2 c5 3. e3 Nc6
2026.08.22	Open Říčany	1.1	2026.08.22 Pasek, Josef (23715324) (1907)	1	89.20%	1. Nf3 Nf6 2. c4 g6 3. g3 Bg7
2026.08.10	Open Letní Praha 2026	4.5	2026.08.10 Eedle, Eric F (429627) (2038)	1	94.50%	1. Nf3 d5 2. e3 Nf6 3. c4 c6
2026.08.06	Open Letní Praha 2026	9.1	2026.08.06 Walek, Petr (339393) (2303)	½	94.20%	1. e4 e6 2. d4 d5 3. Nc3 Nf6
2026.08.06	Open Letní Praha 2026	8.1	2026.08.06 Meers, Hubert (21817014) (2256)	½	76.60%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2026.08.06	Open Letní Praha 2026	7.1	2026.08.06 Huh, Isaak (13209590) (2174)	½	95.60%	1. e4 e6 2. d4 d5 3. exd5 exd5
2026.08.06	Open Letní Praha 2026	6.1	2026.08.06 Vilimek, Vit (23718218) (2209)	1	94.60%	1. d4 Nf6 2. Nf3 g6 3. Nbd2 d5
2026.08.06	Open Letní Praha 2026	5.1	2026.08.06 Hak, David (377007) (2302)	1	95.20%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2026.08.06	Open Letní Praha 2026	3.1	2026.08.06 Willim, Michael (4632435) (2069)	½	65.30%	1. d4 d5 2. Nf3 Nf6 3. e3 e6
2026.08.06	Open Letní Praha 2026	2.1	2026.08.06 Motyl, Tomasz (1109502) (2031)	1	95.70%	1. d4 Nf6 2. Nf3 e6 3. c4 d5
2026.08.01	CzechOpen 2026_A	9.13	2026.08.01 Bouska, Jiri (23722223) (2312)	0	87.30%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2026.07.24	CzechOpen 2026_A	1.15	2026.07.24 Rajlich, Vaclav (21048525) (2176)	1	92.00%	1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7
2026.07.23	CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN	9.4	2026.07.23 Vykouk, Jan (349658) (2426)	0	74.50%	1. e4 c5 2. Nc3 Nc6 3. f4 g6
2026.07.23	CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN	8.6	2026.07.23 Piesik, Piotr (1136194) (2335)	1	97.50%	1. d4 Nf6 2. Nf3 e6 3. c4 d5
2026.07.23	CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN	7.4	2026.07.23 Pisk, Petr (304689) (2344)	½	92.10%	1. Nf3 d5 2. d4 Nf6 3. c4 dxc4
2026.07.23	CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN	6.6	2026.07.23 Korshunov, Sergey And. (34274715) (2362)	½	98.40%	1. Nf3 c5 2. e4 d6 3. d4 cxd4
2026.07.23	CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN	5.9	2026.07.23 Winter, Ondrej (23702192) (2286)	1	94.90%	1. d4 Nf6 2. Nf3 e6 3. c4 b6
2026.07.23	CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN	4.6	2026.07.23 Akesson, Ralf (1700120) (2351)	½	94.80%	1. c4 e6 2. Nc3 d5 3. d4 Nf6
2026.07.22	CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN	3.7	2026.07.22 Khusenkhojaev, Mustafokhuja (14700727) (2266)	½	97.90%	1. Nf3 Nf6 2. c4 c5 3. Nc3 d5
2026.07.22	CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN	2.9	2026.07.22 Tomaszewski, Roman (1100637) (2152)	1	93.40%	1. c4 e6 2. Nf3 d5 3. d4 Nf6
2026.07.22	CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN	1.8	2026.07.22 Zichenkov, Oleksandr (34138714) (2037)	1	95.40%	1. d4 Nf6 2. Nf3 g6 3. c4 Bg7
2026.07.19	Round 7: Juhanak, Daniel - Prokofiev, Valentyn	7.25	2026.07.19 Juhanak, Daniel (23718765) (2210)	½	97.10%	1. e4 c5 2. Nf3 Nc6 3. Nc3 d6
2026.07.18	Round 5: Gibala, Adam - Prokofiev, Valentyn	5.21	2026.07.18 Gibala, Adam (21070288) (2386)	½	97.60%	1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7
2026.07.18	Round 4: Prokofiev, Valentyn - Kiszkiel, Oskar	4.25	2026.07.18 Kiszkiel, Oskar (41842421) (2232)	0	91.90%	1. c4 Nf6 2. Nc3 g6 3. g3 Bg7
2026.07.17	Round 3: Srba, Milan - Prokofiev, Valentyn	3.25	2026.07.17 Srba, Milan (321575) (2132)	1	96.50%	1. f4 d5 2. Nf3 Nf6 3. g3 g6
2026.07.17	Round 2: Prokofiev, Valentyn - Hagarova, Zuzana	2.25	2026.07.17 Hagarova, Zuzana (14900866) (2267)	1	96.80%	1. d4 g6 2. c4 Bg7 3. Nc3 d6
2026.07.16	Round 1: Ocelak, David - Prokofiev, Valentyn	1.29	2026.07.16 Ocelak, David (23728795) (2007)	1	-	1. e4 c5 2. Nf3 d6 3. g3 Nc6
2026.07.08	FIDE OPEN QCC	9.5	2026.07.08 Patil Harshal (45036756) (2121)	1	94.20%	1. e4 c5 2. c3 Nf6 3. e5 Nd5
2026.07.06	FIDE OPEN QCC	7.2	2026.07.06 Simek, Petr (319260) (2312)	½	93.30%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2026.07.05	FIDE OPEN QCC	6.3	2026.07.05 Romanishin, Oleg M (14100088) (2267)	½	91.80%	1. d4 Nf6 2. c4 e6 3. Bf4 Bb4+
2026.07.04	FIDE OPEN QCC	5.2	2026.07.04 Velicka, Petr (300659) (2350)	½	86.60%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6
2026.07.02	FIDE OPEN QCC	3.3	2026.07.02 Tynyshtyk, Diana (13726471) (1885)	1	97.60%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2026.07.01	FIDE OPEN QCC	2.3	2026.07.01 Sokolovsky, Jakub (14974045) (2088)	1	91.20%	1. d4 Nf6 2. Bf4 g6 3. Nc3 d5
2026.06.29	FIDE OPEN QCC	8.1	2026.06.29 Vykouk, Jan (349658) (2504)	0	92.80%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2026.06.29	FIDE OPEN QCC	4.1	2026.06.29 Haba, Petr (300160) (2389)	½	99.30%	1. c4 c6 2. d4 d5 3. Nf3 Nf6
2026.06.03	5th Gambit GM Tournament	8.2	2026.06.03 Bouska, Jiri (23722223) (2321)	1	96.90%	1. d4 Nf6 2. Bf4 d5 3. e3 e6
2026.06.03	5th Gambit GM Tournament	7.4	2026.06.03 Sowinski, Pawel (21881979) (2445)	1	93.60%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2026.06.03	5th Gambit GM Tournament	6.3	2026.06.03 Raczek, Krzysztof (21005303) (2487)	0	88.80%	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7
2026.06.03	5th Gambit GM Tournament	9.5	2026.06.03 Md Imran (25748580) (2471)	0	92.90%	1. d4 Nf6 2. c4 c5 3. d5 e5
2026.06.02	5th Gambit GM Tournament	5.3	2026.06.02 Simacek, Pavel (307165) (2369)	½	94.60%	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7
2026.06.02	5th Gambit GM Tournament	4.4	2026.06.02 Swayham P Das (25611402) (2370)	½	78.40%	1. Nf3 Nf6 2. c4 e6 3. b3 d5
2026.06.01	5th Gambit GM Tournament	2.5	2026.06.01 Velicka, Petr (300659) (2336)	1	92.40%	1. d4 d5 2. c4 c6 3. cxd5 cxd5
2026.06.01	5th Gambit GM Tournament	3.2	2026.06.01 Moksh Amit Doshi (25064967) (2374)	1	97.40%	1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7
2026.05.27	5th Gambit GM Tournament	1.1	2026.05.27 Cvek, Robert (307424) (2376)	1	97.30%	1. c4 c5 2. Nf3 g6 3. e4 Nc6
2026.05.17	Round 5: Chernyy, Andrey - Prokofiev, Valentyn	5.3	2026.05.17 Chernyy, Andrey (23723785) (1983)	1	-	1. e4 c5 2. Nf3 d6 3. Nc3 Nf6
2026.05.17	Round 4: Prokofiev, Valentyn - Hosticka, Frantisek	4.4	2026.05.17 Hosticka, Frantisek (302295) (2078)	1	92.60%	1. Nf3 c5 2. c4 Nc6 3. d4 cxd4
2026.05.16	Round 13: Prokofiev, Valentyn - Lorencova, Vera	13.2	2026.05.16 Lorencova, Vera (321397) (1893)	1	97.20%	1. Nf3 g6 2. c4 Bg7 3. g3 e5
2026.05.16	Round 12: Hlavac, Rudolf - Prokofiev, Valentyn	12.2	2026.05.16 Hlavac, Rudolf (304891) (1859)	1	95.70%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2026.05.16	Round 11: Prokofiev, Valentyn - Vo, Daniel	11.2	2026.05.16 Vo, Daniel (23761229) (1901)	1	96.50%	1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7
2026.05.16	Round 10: Filindash, Nikita - Prokofiev, Valentyn	10.2	2026.05.16 Filindash, Nikita (34159983) (2276)	½	85.30%	1. d4 d5 2. c4 e6 3. Nc3 Nf6
2026.05.16	Round 9: Prokofiev, Valentyn - Lorenc, Tomas	9.2	2026.05.16 Lorenc, Tomas (313203) (2137)	1	94.60%	1. Nf3 Nf6 2. d4 g6 3. c4 c5
2026.05.16	Round 8: Soukup, Jiri - Prokofiev, Valentyn	8.2	2026.05.16 Soukup, Jiri (310840) (2283)	1	84.20%	1. d4 d5 2. Nf3 Nf6 3. c4 e6
2026.05.16	Round 7: Prokofiev, Valentyn - Hosticka, Frantisek	7.3	2026.05.16 Hosticka, Frantisek (302295) (2060)	1	94.10%	1. Nf3 Nf6 2. c4 d6 3. g3 g6
2026.05.16	Round 6: Sprenar, Petr - Prokofiev, Valentyn	6.3	2026.05.16 Sprenar, Petr (397164) (2214)	½	88.60%	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2026.05.16	Round 5: Prokofiev, Valentyn - Pazdera, Tomas	5.2	2026.05.16 Pazdera, Tomas (353701) (1842)	1	96.80%	1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7
2026.05.15	Round 9: Soukup, Jiri - Prokofiev, Valentyn	9.1	2026.05.15 Soukup, Jiri (310840) (2276)	½	90.50%	1. e4 c5 2. a3 e6 3. b4 cxb4
2026.05.15	Round 8: Prokofiev, Valentyn - Filindash, Nikita	8.1	2026.05.15 Filindash, Nikita (34159983) (2142)	1	90.30%	1. c4 e6 2. Nf3 d5 3. e3 Nf6
2026.05.15	Round 7: Prokofiev, Valentyn - Tichy, Stepan	7.1	2026.05.15 Tichy, Stepan (331848) (2152)	½	91.70%	1. Nf3 Nf6 2. c4 e6 3. Nc3 Bb4
2026.05.15	Round 6: Sprenar, Petr - Prokofiev, Valentyn	6.1	2026.05.15 Sprenar, Petr (397164) (2256)	1	96.30%	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2026.05.15	Round 3: Migalko, Dmitriy - Prokofiev, Valentyn	3.1	2026.05.15 Migalko, Dmitriy (34147489) (2021)	½	98.30%	1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7
2026.05.15	Round 2: Prokofiev, Valentyn - Misek, Jan	2.1	2026.05.15 Misek, Jan (356077) (1871)	1	96.80%	1. Nf3 Nf6 2. c4 e6 3. Nc3 d5
2026.05.15	Round 1: Cornyj, Milan - Prokofiev, Valentyn	1.1	2026.05.15 Cornyj, Milan (355739) (1673)	1	94.10%	1. d4 Nf6 2. Nf3 c5 3. c3 g6
2026.05.15	Round 4: Prokofiev, Valentyn - Ivanov, Mike	4.1	2026.05.15 Ivanov, Mike (2613158) (2215)	0	84.80%	1. d4 e6 2. c4 b6 3. a3 Bb7
2026.05.15	Round 3: Honcharov, Makar - Prokofiev, Valentyn	3.1	2026.05.15 Honcharov, Makar (23746203) (1948)	1	97.00%	1. e4 c5 2. b4 cxb4 3. a3 e6
2026.05.15	Round 2: Prokofiev, Valentyn - Zrust, Lukas	2.1	2026.05.15 Zrust, Lukas (23736666) (1887)	1	90.50%	1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7
2026.05.15	Round 1: Koten, Vojtech - Prokofiev, Valentyn	1.1	2026.05.15 Koten, Vojtech (23777540) (1784)	1	98.30%	1. c4 e6 2. g3 d5 3. Bg2 Nf6
2026.05.09	Round 8: Korobov, Anton - Prokofiev, Valentyn	8.2	2026.05.09 Korobov, Anton (14105730) (2612)	0	90.50%	1. e4 c5 2. Nf3 Nc6 3. Nc3 g6
2026.05.08	Round 7: Prokofiev, Valentyn - Bjolek, Jan	7.5	2026.05.08 Bjolek, Jan (23725800) (2006)	1	93.70%	1. c4 f5 2. g3 e6 3. Bg2 Nf6
2026.05.07	Round 6: Mudrak, Josef - Prokofiev, Valentyn	6.4	2026.05.07 Mudrak, Josef (301116) (2146)	½	89.10%	1. Nf3 d5 2. c4 e6 3. d4 Nf6
2026.05.05	Round 4: Chylewski, Patryk - Prokofiev, Valentyn	4.5	2026.05.05 Chylewski, Patryk (1186191) (2304)	½	93.30%	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2026.05.04	Round 3: Prokofiev, Valentyn - Vilimek, Vit	3.4	2026.05.04 Vilimek, Vit (23718218) (2181)	0	73.80%	1. d4 Nf6 2. Nf3 g6 3. c4 Bg7
2026.05.03	Round 2: Sliwerski, Radoslaw - Prokofiev, Valentyn	2.4	2026.05.03 Sliwerski, Radoslaw (1115308) (2086)	1	97.80%	1. d4 Nf6 2. c4 g6 3. g3 Bg7
2026.05.02	Round 1: Prokofiev, Valentyn - Kucera, Tomas	1.4	2026.05.02 Kucera, Tomas (395390) (2033)	1	96.80%	1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7
2026.04.16	EICC 2026	9.29	2026.04.16 Balaji, Aaravamudhan (436224) (2301)	½	90.80%	1. d4 d5 2. c4 e6 3. Nc3 Nf6
2026.04.15	EICC 2026	8.43	2026.04.15 Costa, Leonardo (16213955) (2556)	0	85.90%	1. d4 d5 2. Bf4 Nf6 3. e3 c5
2026.04.14	EICC 2026	7.28	2026.04.14 Karpus, Michal (1174088) (2243)	1	95.20%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2026.04.13	EICC 2026	6.21	2026.04.13 Noy, Eyal (2821117) (2300)	½	98.50%	1. c4 e6 2. Nf3 d5 3. e3 Nf6
2026.04.12	EICC 2026	5.33	2026.04.12 Seemann, Jakub (21874697) (2545)	0	88.60%	1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7
2026.04.10	EICC 2026	4.27	2026.04.10 Szakmary, Domonkos (17004039) (2278)	1	96.30%	1. d4 d5 2. c4 c6 3. cxd5 cxd5
2026.04.09	EICC 2026	3.34	2026.04.09 Donchenko, Alexander (24603295) (2642)	½	92.50%	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2026.04.08	EIIC 2026	2.2	2026.04.08 Rzap, Filip (41848101) (2121)	1	87.60%	1. Nf3 Nf6 2. c4 e6 3. Nc3 d5
2026.04.07	EIIC 2026	1.11	2026.04.07 Bubalovic, Davorin (14500515) (2087)	½	97.70%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2026.03.12	4th Gambit GM Tournament	9.5	2026.03.12 Sammons, Evan (30974844) (2268)	1	87.50%	1. d4 d5 2. c4 e6 3. Nf3 c6
2026.03.10	4th Gambit GM Tournament	8.2	2026.03.10 Cifka, Stanislav (317349) (2420)	1	98.40%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2026.03.09	4th Gambit GM Tournament	7.4	2026.03.09 Levin, Guy (2824213) (2443)	0	87.90%	1. d4 d5 2. Nf3 e6 3. Bf4 Nf6
2026.03.09	4th Gambit GM Tournament	6.3	2026.03.09 Lee, Junhyeok (13202340) (2401)	1	96.20%	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7
2026.03.09	4th Gambit GM Tournament	5.3	2026.03.09 Simacek, Pavel (307165) (2372)	½	97.20%	1. d4 d5 2. c4 e6 3. cxd5 exd5
2026.03.07	4th Gambit GM Tournament	4.4	2026.03.07 Rasik, Vitezslav (300306) (2376)	0	88.00%	1. d4 d6 2. Nf3 g6 3. c4 Bg7
2026.03.07	4th Gambit GM Tournament	3.2	2026.03.07 Lohia, Sohum (5819369) (2405)	1	95.90%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2026.03.07	4th Gambit GM Tournament	2.5	2026.03.07 Vlachos, Anatole (26093189) (2488)	1	92.20%	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6
2026.02.15	4th Gambit GM Tournament	1.1	2026.02.15 Velicka, Petr (300659) (2338)	1	94.20%	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2026.01.16	Prague Open 2026 - A IM Open	9.3	2026.01.16 Karwowski, Kacper (1126032) (2267)	½	97.20%	1. c4 c5 2. Nf3 Nc6 3. Nc3 Nf6
2026.01.15	Prague Open 2026 - A IM Open	8.2	2026.01.15 Kuegel, Tobias (4636295) (2388)	½	97.20%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2026.01.12	Prague Open 2026 - A IM Open	5.3	2026.01.12 Ejsymont, Blanka (21088268) (2051)	1	95.60%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2026.01.11	Prague Open 2026 - A IM Open	4.2	2026.01.11 Pankiv, Maksym (34135588) (2296)	½	99.00%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2026.01.10	Prague Open 2026 - A IM Open	3.2	2026.01.10 Terhuven, Patrick (12919098) (2167)	1	94.60%	1. Nf3 d5 2. g3 Nf6 3. Bg2 e6
2026.01.10	Prague Open 2026 - A IM Open	2.2	2026.01.10 Lysenko, Volodymyr (14175770) (2043)	1	96.70%	1. Nf3 d5 2. e3 Nf6 3. c4 c6
2026.01.09	Prague Open 2026 - A IM Open	1.3	2026.01.09 Tuetuencue, Emirhan (1680978) (1939)	1	98.00%	1. c4 g6 2. Nc3 Bg7 3. g3 c5
2026.01.07	Prague Open 2026 - A IM Open	7.1	2026.01.07 Moroni, Luca Jr (865834) (2560)	0	89.70%	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7
2026.01.07	Prague Open 2026 - A IM Open	6.1	2026.01.07 Neelash Saha (5094160) (2474)	1	97.70%	1. d4 d5 2. c4 c6 3. cxd5 cxd5
2025.12.26	Vandoeuvre A et B	2.2	2025.12.26 Hoppstaedter, Daniel (16243625) (2276)	½	87.10%	1. c4 Nf6 2. g3 e6 3. Bg2 d5
2025.12.26	Vandoeuvre A et B	1.3	2025.12.26 Aliferenko, Aleksei (14111977) (2194)	1	90.00%	1. c4 e6 2. Nc3 d5 3. d4 a6
2025.09.23	3rd GM Gambit Cafe Tournament	7.3	2025.09.23 Haring, Filip (14933080) (2464)	0	96.00%	1. e4 e6 2. d4 d5 3. Nd2 c5
2025.09.22	3rd GM Gambit Cafe Tournament	6.4	2025.09.22 Prazak, Daniel (23709456) (2347)	1	98.10%	1. d4 d5 2. c4 c6 3. Nf3 Nf6
2025.09.21	3rd GM Gambit Cafe Tournament	9.5	2025.09.21 Cvek, Robert (307424) (2397)	½	99.10%	1. Nf3 c5 2. c4 Nc6 3. Nc3 g6
2025.09.21	3rd GM Gambit Cafe Tournament	8.3	2025.09.21 Akshat Sureka (25774492) (2317)	1	94.20%	1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+
2025.09.21	3rd GM Gambit Cafe Tournament	5.2	2025.09.21 Yurovskykh, Oleksandr (14134020) (2346)	½	86.90%	1. Nf3 Nf6 2. b3 b6 3. g3 Bb7
2025.09.21	3rd GM Gambit Cafe Tournament	4.5	2025.09.21 Smolik, Jachym (23701641) (2407)	1	95.00%	1. c4 e6 2. Nc3 d5 3. d4 Nf6
2025.09.20	3rd GM Gambit Cafe Tournament	2.5	2025.09.20 Velicka, Petr (300659) (2346)	½	97.10%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2025.09.19	3rd GM Gambit Cafe Tournament	1.2	2025.09.19 Rasik, Vitezslav (300306) (2401)	1	89.50%	1. d4 d6 2. Nf3 g6 3. c4 Bg7
2025.08.25	3rd GM Gambit Cafe Tournament	3.1	2025.08.25 Mayank Chakraborty (25659766) (2464)	½	98.60%	1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6
2025.07.30	CZECH OPEN 2025 - A - PARDUBICE OPEN - open grandmaster tournament	6.23	2025.07.30 Topencik, Bruno (23716550) (2276)	0	-	1. Nf3 d5 2. e3 Nf6 3. c4 e6
2025.07.29	CZECH OPEN 2025 - A - PARDUBICE OPEN - open grandmaster tournament	5.24	2025.07.29 Dixit, Arun (30937671) (2270)	½	-	1. e4 c5 2. Nf3 Nc6 3. g3 e6
2025.07.27	CZECH OPEN 2025 - A - PARDUBICE OPEN - open grandmaster tournament	3.18	2025.07.27 Jirasek, Pavel (319848) (2296)	0	-	1. c4 g6 2. g3 Bg7 3. Bg2 c5
2025.07.25	CZECH OPEN 2025 - A - PARDUBICE OPEN - open grandmaster tournament, part of the ACP world series	1.19	2025.07.25 Lorscheid, Gerhard (4606000) (2162)	½	-	1. Nf3 c5 2. c4 Nc6 3. Nc3 g6
2025.07.24	CZECH OPEN 2025 - G1 - PARDUBICKÝ KRAJ OPEN - rapid tournament	9.11	2025.07.24 Rasik, Vitezslav (300306) (2398)	1	-	1. Nf3 g6 2. c4 Bg7 3. d4 Nf6
2025.07.24	CZECH OPEN 2025 - G1 - PARDUBICKÝ KRAJ OPEN - rapid tournament	8.13	2025.07.24 Redzisz, Michal (21816107) (2157)	½	-	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6
2025.07.24	CZECH OPEN 2025 - G1 - PARDUBICKÝ KRAJ OPEN - rapid tournament	7.19	2025.07.24 Jirovsky, Pavel (303291) (2123)	1	-	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2025.07.24	CZECH OPEN 2025 - G1 - PARDUBICKÝ KRAJ OPEN - rapid tournament	6.8	2025.07.24 Kraus, Tomas (331708) (2384)	0	-	1. d4 d5 2. Nf3 Nf6 3. c4 e6
2025.07.24	CZECH OPEN 2025 - G1 - PARDUBICKÝ KRAJ OPEN - rapid tournament	5.9	2025.07.24 Zanan, Evgeny (24101940) (2384)	½	91.30%	1. Nf3 d5 2. e3 c5 3. b3 Nc6
2025.07.24	CZECH OPEN 2025 - G1 - PARDUBICKÝ KRAJ OPEN - rapid tournament	4.2	2025.07.24 Donchenko, Alexander (24603295) (2555)	0	-	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2025.07.23	CZECH OPEN 2025 - G1 - PARDUBICKÝ KRAJ OPEN - rapid tournament	3.4	2025.07.23 Zwardon, Vojtech (325511) (2434)	1	-	1. d4 Nf6 2. Nf3 e6 3. c4 c5
2025.07.23	CZECH OPEN 2025 - G1 - PARDUBICKÝ KRAJ OPEN - rapid tournament	2.22	2025.07.23 Borkovec, Milan (307610) (2128)	1	-	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2025.07.23	CZECH OPEN 2025 - G1 - PARDUBICKÝ KRAJ OPEN - rapid tournament	1.24	2025.07.23 Dosedel, Jiri (332437) (1992)	1	-	1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7
2025.03.06	PICF 2025 - KAREL JANEČEK Open	8.11	2025.03.06 Noe, Christopher (24692018) (2512)	½	97.20%	1. Nf3 d5 2. e3 c5 3. b3 Nf6
2025.03.02	PICF 2025 - KAREL JANEČEK Open	4.3	2025.03.02 Beerdsen, Thomas (1030108) (2510)	0	91.20%	1. d4 d5 2. Bf4 c5 3. e3 Nc6
2024.11.19	Round 11: Prokofiev, Valentyn - Dudin, Gleb	11.1	2024.11.19 Dudin, Gleb (34184934) (2510)	½	98.20%	1. c4 e5 2. Nc3 Nc6 3. Nf3 g6
2024.11.18	Round 10: Sebenik, Matej - Prokofiev, Valentyn	10.63	2024.11.18 Sebenik, Matej (14602296) (2524)	½	99.00%	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2024.11.17	Round 9: Prokofiev, Valentyn - Brzezina, Pawel	9.43	2024.11.17 Brzezina, Pawel (21078866) (2064)	1	97.00%	1. Nf3 Nf6 2. c4 c6 3. e3 d5
2024.11.16	Round 8: Ivanisevic, Ivan - Prokofiev, Valentyn	8.3	2024.11.16 Ivanisevic, Ivan (912417) (2544)	0	90.90%	1. d4 d5 2. c4 e6 3. Nc3 a6
2024.11.15	Round 7: Prokofiev, Valentyn - Lashkin, Jegor	7.2	2024.11.15 Lashkin, Jegor (13907808) (2518)	½	94.30%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2024.11.13	Round 6: Vogel, Roven - Prokofiev, Valentyn	6.55	2024.11.13 Vogel, Roven (12908088) (2558)	½	96.70%	1. d4 d5 2. c4 e6 3. Nc3 Nf6
2024.11.12	Round 5: Prokofiev, Valentyn - Paichadze, Luka	5.57	2024.11.12 Paichadze, Luka (13602934) (2546)	½	85.50%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2024.11.11	Round 4: Prokofiev, Valentyn - Noy, Eyal	4.42	2024.11.11 Noy, Eyal (2821117) (2226)	1	95.70%	1. Nf3 Nf6 2. c4 e6 3. Nc3 d5
2024.11.10	Round 3: Gavrilescu, David - Prokofiev, Valentyn	3.57	2024.11.10 Gavrilescu, David (1227190) (2545)	0	90.90%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2024.11.09	Round 2: Prokofiev, Valentyn - Keinanen, Toivo	2.62	2024.11.09 Keinanen, Toivo (509825) (2541)	½	95.60%	1. d4 d5 2. c4 e6 3. Nc3 Nf6
2024.10.27	Round 9: Stalmach, Richard - Prokofiev, Valentyn	9.5	2024.10.27 Stalmach, Richard (372048) (2433)	0	90.90%	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2024.10.26	Round 8: Prokofiev, Valentyn - Engel, Luis	8.8	2024.10.26 Engel, Luis (12961523) (2555)	1	98.00%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2024.10.25	Round 7: Prokofiev, Valentyn - Fava, Lorenzo	7.15	2024.10.25 Fava, Lorenzo (2837434) (2250)	1	97.80%	1. d4 c6 2. c4 d5 3. cxd5 cxd5
2024.10.24	Round 6: Petrov, Martin - Prokofiev, Valentyn	6.5	2024.10.24 Petrov, Martin (2911086) (2538)	0	90.90%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2024.10.24	Round 5: Prokofiev, Valentyn - Tarhan, Adar	5.5	2024.10.24 Tarhan, Adar (34544712) (2474)	½	96.20%	1. d4 Nf6 2. Nc3 d5 3. Bf4 c5
2024.10.23	Round 4: Peyrer, Konstantin - Prokofiev, Valentyn	4.7	2024.10.23 Peyrer, Konstantin (1640879) (2415)	½	98.90%	1. c4 e6 2. Nc3 d5 3. d4 Nf6
2024.10.22	Round 3: Prokofiev, Valentyn - Matviienko, Mykhailo	3.17	2024.10.22 Matviienko, Mykhailo (14194287) (2090)	1	92.10%	1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7
2024.10.22	Round 2: Shefer, Uri - Prokofiev, Valentyn	2.19	2024.10.22 Shefer, Uri (2843951) (2128)	½	93.60%	1. d4 Nf6 2. c4 e6 3. g3 c5
2024.09.22	exe:Slovakia Open 24	9.5	2024.09.22 Barp, Alberto (872555) (2431)	0	90.30%	1. d4 Nf6 2. c4 g6 3. g3 c5
2024.09.21	exe:Slovakia Open 24	8.10	2024.09.21 Berikkyzy, Alanna (13780719) (1869)	1	88.90%	1. d4 Nf6 2. Nf3 d5 3. c4 e6
2024.09.20	exe:Slovakia Open 24	7.9	2024.09.20 Stopa, Jacek (1119591) (2317)	½	94.90%	1. d4 Nf6 2. c4 c5 3. d5 e6
2024.09.19	exe:Slovakia Open 24	6.14	2024.09.19 Vagman, Roy (2828995) (2310)	1	98.90%	1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6
2024.09.18	exe:Slovakia Open 24	5.21	2024.09.18 Butenandt, Svenja (12993859) (2121)	1	96.20%	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7
2024.09.17	exe:Slovakia Open 24	4.16	2024.09.17 Bartos, Jan (315060) (2085)	½	94.70%	1. c4 c5 2. Nf3 Nf6 3. Nc3 e6
2024.09.16	exe:Slovakia Open 24	3.9	2024.09.16 Shturman, Arseniy (34275797) (2190)	0	89.50%	1. e4 e6 2. d4 d5 3. Nc3 Nf6
2024.09.15	exe:Slovakia Open 24	2.10	2024.09.15 Doraszelski, Alexander (12996149) (2103)	1	88.90%	1. Nf3 d5 2. e3 c5 3. c4 e6
2024.09.14	exe:Slovakia Open 24	1.12	2024.09.14 Sandlers, Philipp (34606335) (1914)	1	95.90%	1. d4 Nf6 2. c4 e6 3. Nc3 d5
2024.08.11	Olomouc Chess Summer - ab	3.9	2024.08.11 Lanc, Alois (14900041) (2259)	1	96.80%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2024.08.11	Olomouc Chess Summer - ab	2.9	2024.08.11 Sluka, Radek (305456) (2314)	1	90.40%	1. Nf3 e6 2. c4 d5 3. g3 c6
2024.08.09	Letni Praha 2024	9.1	2024.08.09 Veleshnja, Zino (4701313) (2252)	0	78.80%	1. c4 Nf6 2. Nc3 e6 3. e4 c5
2024.08.08	Letni Praha 2024	8.2	2024.08.08 Garcia Roman, Daniel (2215870) (2397)	1	93.70%	1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6
2024.08.07	Letni Praha 2024	7.2	2024.08.07 Anwesh, Upadhyaya (5028949) (2373)	½	97.50%	1. d4 d5 2. Nf3 Nf6 3. c4 e6
2024.08.06	Letni Praha 2024	6.2	2024.08.06 Walek, Petr (339393) (2283)	1	92.00%	1. Nf3 c5 2. c4 Nc6 3. d4 cxd4
2024.08.05	Letni Praha 2024	5.1	2024.08.05 Pulpan, Jakub (302759) (2378)	½	98.50%	1. e4 c5 2. Nf3 Nc6 3. Nc3 g6
2024.08.04	Letni Praha 2024	4.4	2024.08.04 Kroulik, Vaclav (23725478) (2056)	1	98.50%	1. d4 d5 2. Nf3 Nf6 3. c4 dxc4
2024.08.04	Letni Praha 2024	3.4	2024.08.04 Czaeczine, Anne (4679326) (2172)	1	87.40%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2024.08.03	Letni Praha 2024	2.4	2024.08.03 Kalous, Miroslav (310956) (2030)	1	97.00%	1. d4 Nf6 2. c4 e6 3. Nf3 b6
2024.08.02	Letni Praha 2024	1.4	2024.08.02 Penloup-Leboulanger, Marvin (36032638) (1923)	1	95.20%	1. e4 c5 2. Nf3 Nc6 3. Bb5 g6
2024.07.27	CZECH OPEN 2024 - A - PARDUBICE OPEN	9.2	2024.07.27 Audi Ameya (25034430) (2381)	0	84.50%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6
2024.07.26	CZECH OPEN 2024 - A - PARDUBICE OPEN	8.5	2024.07.26 Gnojek, Petr (371807) (2407)	1	94.10%	1. d4 g6 2. c4 Bg7 3. Nf3 d6
2024.07.25	CZECH OPEN 2024 - A - PARDUBICE OPEN	7.9	2024.07.25 Pantzar, Milton (1721003) (2480)	1	94.70%	1. d4 Nf6 2. Nf3 e6 3. e3 d5
2024.07.24	CZECH OPEN 2024 - A - PARDUBICE OPEN	6.7	2024.07.24 Sorensen, Hampus (8703884) (2402)	½	91.10%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2024.07.23	CZECH OPEN 2024 - A - PARDUBICE OPEN	5.18	2024.07.23 Amirkul, Alimzhan (13718428) (2040)	1	91.90%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2024.07.22	CZECH OPEN 2024 - A - PARDUBICE OPEN	4.26	2024.07.22 Rodshtein, Tereza (325449) (2177)	1	87.50%	1. Nf3 d5 2. c4 e6 3. d4 Nf6
2024.07.21	CZECH OPEN 2024 - A - PARDUBICE OPEN	3.2	2024.07.21 Stocek, Jiri (304760) (2528)	0	88.10%	1. d4 d5 2. c4 e6 3. Nc3 a6
2024.07.20	CZECH OPEN 2024 - A - PARDUBICE OPEN	2.24	2024.07.20 Fuhrmann, Bahne (16244842) (2165)	1	94.00%	1. Nf3 Nf6 2. c4 c5 3. Nc3 d5
2024.07.19	CZECH OPEN 2024 - A - PARDUBICE OPEN	1.33	2024.07.19 Ungurs, Edgars (11601205) (2092)	1	95.70%	1. e4 c5 2. Nf3 e6 3. c3 Nf6
2024.07.18	MCR Rapid G1	9.7	2024.07.18 Cerveny, Martin (321141) (2341)	1	97.40%	1. Nf3 Nf6 2. c4 d6 3. d4 Bf5
2024.07.18	MCR Rapid G1	8.8	2024.07.18 Abdulov, Orkhan (13402714) (2225)	½	86.70%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2024.07.18	MCR Rapid G1	7.15	2024.07.18 Garsky, Vladyslav (34100270) (2025)	1	94.30%	1. Nf3 Nf6 2. c4 e6 3. d4 d5
2024.07.18	MCR Rapid G1	6.10	2024.07.18 Lalic, Bogdan (409081) (2416)	½	92.80%	1. c4 g6 2. e4 Bg7 3. d4 c5
2024.07.18	MCR Rapid G1	5.11	2024.07.18 Berin, Artem (14189100) (2114)	½	86.30%	1. Nf3 Nf6 2. c4 e6 3. d4 d5
2024.07.18	MCR Rapid G1	4.14	2024.07.18 Vrana, Frantisek (302066) (2063)	1	94.50%	1. d4 Nf6 2. Nf3 c5 3. d5 g6
2024.07.17	MCR Rapid G1	3.18	2024.07.17 Setina, Vaclav (23712180) (1961)	1	97.00%	1. Nf3 Nf6 2. c4 c5 3. d4 e6
2024.07.17	MCR Rapid G1	2.15	2024.07.17 Kopriva, Martin (357740) (2045)	0	82.60%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2024.07.17	MCR Rapid G1	1.16	2024.07.17 Gschwendtner, Stanislav (307297) (1942)	1	94.30%	1. Nf3 c5 2. c4 Nf6 3. Nc3 d5
????.??.??	Olomouc Chess Summer - ab	9.10	????.??.?? Fizer, Marek (391980) (2262)	0	80.80%	1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7
????.??.??	Olomouc Chess Summer - ab	8.6	????.??.?? Bokhnak, Tymofii (14172976) (2273)	1	97.30%	1. e4 c5 2. Nf3 Nc6 3. Bb5 g6
????.??.??	Olomouc Chess Summer - ab	7.10	????.??.?? Flasik, Radoslav (14903202) (2093)	0	84.10%	1. d4 Nf6 2. c4 e6 3. Nf3 c5
????.??.??	Olomouc Chess Summer - ab	6.7	????.??.?? Ernst, Robert (1662643) (2241)	½	98.60%	1. c4 c6 2. e4 d5 3. exd5 Nf6
????.??.??	Olomouc Chess Summer - ab	5.9	????.??.?? Priehoda, Vitezslav (14900122) (2262)	1	97.70%	1. d4 Nf6 2. c4 e6 3. Nf3 c5
????.??.??	Olomouc Chess Summer - ab	4.8	????.??.?? Valenta, Vit Vaclav (307440) (2005)	1	96.20%	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7
????.??.??	Olomouc Chess Summer - ab	1.7	????.??.?? Ivanov, Mike (2613158) (2364)	½	97.90%	1. Nf3 d5 2. g3 Nf6 3. Bg2 c5
	Open Letni Praha 2025	9.1	Walek, Petr (339393) (2284)	1	97.30%	1. c4 e6 2. d4 Nf6 3. Nc3 d5
	Open Letni Praha 2025	8.2	Domanskiy, Mykola (34103716) (2166)	1	94.60%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
	Open Letni Praha 2025	7.1	Horak, Martin (2348)	½	97.10%	1. c4 e6 2. Nf3 d5 3. e3 Nf6
	Open Letni Praha 2025	6.1	Botea, David-Alexandru (1263293) (2166)	½	91.90%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
	Open Letni Praha 2025	5.2	Jun, Rudolf (2283)	1	96.20%	1. d4 d5 2. c4 c6 3. Nc3 Nf6
	Open Letni Praha 2025	4.1	Lever, Erwan (20640099) (2226)	½	91.70%	1. d4 Nf6 2. c4 e6 3. Nc3 d5
	Open Letni Praha 2025	3.1	Moser, Axel (24602094) (2137)	1	96.90%	1. d4 Nf6 2. Nf3 g6 3. c4 Bg7
	Open Letni Praha 2025	2.1	Starcevic, Danijel (14587718) (2047)	1	96.70%	1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7
	Open Letni Praha 2025	1.1	Plasek, Zdenek (309800) (1942)	1	97.40%	1. Nf3 c5 2. c4 g6 3. Nc3 Bg7
	CZECH OPEN 2025 - A - PARDUBICE OPEN - open grandmaster tournament	9.28	Dubinski, Mateusz (1125923) (2231)	1	-	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2023.10.29	Round 9: Valentyn Prokofiev - Paulius Pultinevicius		2023.10.29 Paulius Pultinevicius (2586)	0	93.20%	1. c4 e6 2. d4 Nf6 3. Nf3 d5
2023.10.28	Round 8: Stepan Hrbek - Valentyn Prokofiev		2023.10.28 Stepan Hrbek (2425)	½	94.70%	1. e4 c5 2. Nf3 e6 3. g3 Nc6
2023.10.27	Round 7: Valentyn Prokofiev - Filip Boe Olsen		2023.10.27 Filip Boe Olsen (2423)	1	97.20%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2023.10.25	Round 4: Mamikon Gharibyan - Valentyn Prokofiev		2023.10.25 Mamikon Gharibyan (2495)	0	95.10%	1. d4 d5 2. Nf3 Nf6 3. c4 e6
2023.10.24	Round 3: Valentyn Prokofiev - Luca Englert		2023.10.24 Luca Englert (2054)	1	95.70%	1. d4 d5 2. Nf3 Nf6 3. c4 c6
2023.10.24	Round 2: Johannes Semling - Valentyn Prokofiev		2023.10.24 Johannes Semling (2027)	½	91.40%	1. Nf3 c5 2. e4 Nc6 3. d4 cxd4
2023.09.14	Round 9: Khazar Babazada - Valentyn Prokofiev		2023.09.14 Khazar Babazada	0	89.70%	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6
2023.09.13	Round 8: Tymon Czernek - Valentyn Prokofiev		2023.09.13 Tymon Czernek	1	97.60%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2023.09.12	Round 7: Valentyn Prokofiev - Stefan Tadic		2023.09.12 Stefan Tadic	1	93.60%	1. d4 d5 2. c4 c6 3. Nf3 Nf6
2023.09.11	Round 6: Arsen Davtyan - Valentyn Prokofiev		2023.09.11 Arsen Davtyan	0	89.10%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2023.09.09	Round 5: Valentyn Prokofiev - Bernardo Cesar Maestre		2023.09.09 Bernardo Cesar Maestre	1	95.60%	1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6
2023.09.08	Round 4: Emin Ohanyan - Valentyn Prokofiev		2023.09.08 Emin Ohanyan	0	87.30%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2023.09.07	Round 3: Valentyn Prokofiev - Yuval Yaniv		2023.09.07 Yuval Yaniv	1	97.40%	1. c4 Nf6 2. Nc3 g6 3. e4 d6
2023.09.06	Round 2: Yahli Sokolovsky - Valentyn Prokofiev		2023.09.06 Yahli Sokolovsky	1	80.10%	1. e4 e5 2. Nf3 Nc6 3. Bb5 f5