Player profile

Zecha, Oscar

Standard: 2302 Rapid: 1895 Blitz: 2135 (last updated 2026-11-02)

FIDE ID: 1073826 (view FIDE profile)

Federation: NED Sex: M Birth Year: 2011 Age: 15

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

Games: 152 Wins: 64 (42%) Draws: 39 (26%) Losses: 49 (32%)

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Dossier

151 of 152 games analyzed.

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Openings

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As White 62 games 31W 14D 17L

Sicilian Defense 24 games 8W 7D 9L

Najdorf Variation 7 games 2W 1D 4L

English Attack 5 games 1W 1D 3L

(unspecified) 2 games 1W 0D 1L

Lasker-Pelikan Variation 6 games 3W 3D 0L

Sveshnikov Variation, Chelyabinsk Variation 6 games 3W 3D 0L

Dragon Variation 2 games 1W 0D 1L

Yugoslav Attack, Hungarian Dragon 2 games 1W 0D 1L

Richter-Rauzer Variation 2 games 1W 1D 0L

Modern Variation 1 game 0W 1D 0L

Classical Variation 1 game 1W 0D 0L

Closed 2 games 0W 1D 1L

(unspecified) 2 games 0W 1D 1L

Taimanov Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Four Knights Variation 1 game 0W 0D 1L

Cobra Variation 1 game 0W 0D 1L

Scheveningen Variation 1 game 0W 0D 1L

Keres Attack 1 game 0W 0D 1L

Open 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Accelerated Dragon 1 game 1W 0D 0L

Maróczy Bind 1 game 1W 0D 0L

Caro-Kann Defense 5 games 3W 1D 1L

Advance Variation 5 games 3W 1D 1L

(unspecified) 3 games 1W 1D 1L

Tal Variation 1 game 1W 0D 0L

Botvinnik-Carls Defense 1 game 1W 0D 0L

Ruy Lopez 5 games 3W 1D 1L

Closed 2 games 1W 1D 0L

Anti-Marshall 2 games 1W 1D 0L

Morphy Defense 1 game 0W 0D 1L

Arkhangelsk Variation 1 game 0W 0D 1L

Bird Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Berlin Defense 1 game 1W 0D 0L

Anti-Berlin Variation 1 game 1W 0D 0L

French Defense 5 games 1W 4D 0L

Advance Variation 5 games 1W 4D 0L

Milner-Barry Gambit, Hector Variation 2 games 1W 1D 0L

Euwe Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Paulsen Attack 1 game 0W 1D 0L

English Opening 3 games 3W 0D 0L

Symmetrical Variation 1 game 1W 0D 0L

Full Symmetry Line 1 game 1W 0D 0L

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

Hedgehog System 1 game 1W 0D 0L

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

Four Knights Variation, Flexible Line 1 game 1W 0D 0L

Queen's Gambit Declined 2 games 1W 0D 1L

(unspecified) 2 games 1W 0D 1L

Indian Defense 2 games 0W 0D 2L

Devin Gambit 2 games 0W 0D 2L

(unspecified) 2 games 0W 0D 2L

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

Torre Attack 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Colle System 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Catalan Opening 1 game 1W 0D 0L

Open Defense 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Clemenz Opening 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Petrov's Defense 1 game 1W 0D 0L

Nimzowitsch Attack 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Benoni Defense 1 game 1W 0D 0L

Fianchetto Variation 1 game 1W 0D 0L

Hastings Defense, Main Line 1 game 1W 0D 0L

Ware Opening 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

St. George Defense 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Polish Opening 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Van Geet Opening 1 game 1W 0D 0L

Kluever Gambit 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Pirc Defense 1 game 1W 0D 0L

150 Attack 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

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

Indian Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

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

Sämisch Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Pterodactyl Defense 1 game 0W 0D 1L

Eastern 1 game 0W 0D 1L

Anhanguera 1 game 0W 0D 1L

Scandinavian Defense 1 game 1W 0D 0L

Modern Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Alekhine Defense 1 game 1W 0D 0L

Exchange Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

As Black 63 games 27W 14D 22L

Italian Game 15 games 4W 4D 7L

Classical Variation 7 games 2W 1D 4L

Giuoco Pianissimo 2 games 1W 0D 1L

Greco Gambit, Traditional Line 2 games 0W 0D 2L

Giuoco Pianissimo, with h6 1 game 1W 0D 0L

Giuoco Pianissimo, with a6 1 game 0W 0D 1L

Greco Gambit, Modern Line 1 game 0W 1D 0L

Giuoco Pianissimo 5 games 1W 2D 2L

Italian Four Knights Variation 3 games 1W 1D 1L

Normal 2 games 0W 1D 1L

Giuoco Piano 2 games 1W 0D 1L

(unspecified) 2 games 1W 0D 1L

Rosentreter Gambit 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Nimzo-Indian Defense 9 games 3W 3D 3L

Sämisch Variation 3 games 1W 1D 1L

(unspecified) 3 games 1W 1D 1L

Normal Variation 2 games 0W 1D 1L

(unspecified) 1 game 0W 1D 0L

Ragozin Variation 1 game 0W 0D 1L

Classical Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Reshevsky Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Kmoch Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Ruy Lopez 8 games 4W 1D 3L

Morphy Defense 7 games 3W 1D 3L

Steinitz Deferred 3 games 2W 0D 1L

Anderssen Variation 2 games 1W 1D 0L

Neo-Arkhangelsk Variation 1 game 0W 0D 1L

Wormald Attack 1 game 0W 0D 1L

Exchange Variation 1 game 1W 0D 0L

Normal Variation 1 game 1W 0D 0L

Scotch Game 5 games 4W 1D 0L

Potter Variation 4 games 4W 0D 0L

(unspecified) 4 games 4W 0D 0L

Cochrane-Shumov Defense 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

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

Ragozin Defense 3 games 2W 1D 0L

(unspecified) 2 games 1W 1D 0L

Alekhine Variation 1 game 1W 0D 0L

King's Indian Attack 3 games 2W 0D 1L

(unspecified) 2 games 2W 0D 0L

Spassky Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Queen's Pawn Game 3 games 0W 2D 1L

Symmetrical Variation 2 games 0W 1D 1L

(unspecified) 2 games 0W 1D 1L

Colle System 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Zukertort Opening 3 games 1W 0D 2L

Queen's Gambit Invitation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Reversed Grünfeld 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

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

(unspecified) 1 game 0W 0D 1L

King's Knight Opening 2 games 1W 0D 1L

Konstantinopolsky 2 games 1W 0D 1L

(unspecified) 2 games 1W 0D 1L

Catalan Opening 2 games 1W 1D 0L

Open Defense 2 games 1W 1D 0L

(unspecified) 2 games 1W 1D 0L

Bishop's Opening 2 games 0W 0D 2L

Berlin Defense 2 games 0W 0D 2L

(unspecified) 2 games 0W 0D 2L

Sicilian Defense 2 games 1W 0D 1L

Najdorf Variation 1 game 1W 0D 0L

Opocensky Variation, Traditional Line 1 game 1W 0D 0L

Moscow Variation 1 game 0W 0D 1L

Main Line 1 game 0W 0D 1L

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

Retreat Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Four Knights Game 1 game 1W 0D 0L

Spanish Variation 1 game 1W 0D 0L

Double Spanish 1 game 1W 0D 0L

Rubinstein Opening 1 game 0W 0D 1L

Classical Defense 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

English Opening 1 game 1W 0D 0L

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

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

Center Game 1 game 0W 1D 0L

Kieseritzky Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Vienna Game 1 game 1W 0D 0L

Falkbeer Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Blunders Top 4 of 733

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

2024.11.01 · 41... Kg6 (−91.1% win chance) 1-0

Zecha, Oscar

De Jong, Migchiel

Engine View game

2026.05.10 · 48. Nb5 (−64.4% win chance) 1-0

Becx, Cesar

Zecha, Oscar

Engine View game

2026.05.01 · 28... Bb7 (−55.6% win chance) 0-1

Zecha, Oscar

Groenewoud, Joel

Engine View game

2026.04.25 · 38. Ba3 (−53.1% win chance) 0-1

De Jong, Lode

Zecha, Oscar

Engine View game

View blunders & mistakes

Games Showing all 152 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2026.10.31	Round 3: Bashylina, Luisa - Zecha, Oscar	3.10	2026.10.31 Bashylina, Luisa (12983292) (2161)	½	87.40%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2026.10.17	Round 9: Zecha, Oscar - Peter Anand, A	9.7	2026.10.17 Peter Anand, A (25003801) (2069)	1	92.70%	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2026.10.16	Round 8: Felix, Raphael - Zecha, Oscar	8.5	2026.10.16 Felix, Raphael (14339544) (2307)	0	89.50%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2026.10.15	Round 7: Zecha, Oscar - Schuricht, Emil Frederick	7.4	2026.10.15 Schuricht, Emil Frederick (16270185) (2296)	½	93.50%	1. e4 c6 2. d4 d5 3. e5 Bf5
2026.10.14	Round 6: Zecha, Oscar - Bosboom, Manuel	6.7	2026.10.14 Bosboom, Manuel (1000080) (2315)	1	91.20%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2026.10.13	Round 5: Beeke, Bob - Zecha, Oscar	5.11	2026.10.13 Beeke, Bob (1011634) (2235)	1	91.50%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2026.10.13	Round 4: Zecha, Oscar - Smeets, Kobe	4.6	2026.10.13 Smeets, Kobe (1063910) (2351)	0	83.60%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2026.10.12	Round 3: Kazarjan, Gachatur - Zecha, Oscar	3.3	2026.10.12 Kazarjan, Gachatur (1068750) (2330)	½	91.80%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2026.10.11	Round 2: Muthaiah AL - Zecha, Oscar	2.2	2026.10.11 Muthaiah AL (5092442) (2485)	1	88.80%	1. Nf3 d5 2. g3 Nd7 3. Bg2 e5
2026.10.10	Round 1: Zecha, Oscar - Hendriks, Theo	9.7	2026.10.10 Hendriks, Theo (1015915) (1982)	1	95.10%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2026.10.03	Round 2: Zhang, Xiheng - Zecha, Oscar	2.9	2026.10.03 Zhang, Xiheng (40102386) (2101)	½	94.70%	1. e4 e5 2. Nf3 Nc6 3. d4 exd4
2026.09.19	Round 1: Zecha, Oscar - Van Batenburg, Mees	1.9	2026.09.19 Van Batenburg, Mees (1078259) (2246)	½	98.20%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2026.09.13	Jong Apeldoorn - De Rest van Nederland	4.3	2026.09.13 Kazarjan, Gachatur (1068750) (2147)	0	84.40%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2026.09.13	Jong Apeldoorn - De Rest van Nederland	3.3	2026.09.13 Smeets, Kobe (1063910) (2178)	0	82.30%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2026.09.13	Jong Apeldoorn - De Rest van Nederland	2.3	2026.09.13 Zhang, Xiheng (40102386) (2075)	1	96.50%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2026.09.13	Jong Apeldoorn - De Rest van Nederland	1.3	2026.09.13 Madularea, David (1070215) (1998)	1	89.60%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2026.07.24	Round 4: Han, Qixuan - Zecha, Oscar	4.25	2026.07.24 Han, Qixuan (496944) (2058)	1	92.40%	1. e4 e5 2. Nf3 Nc6 3. d4 exd4
2026.07.23	Round 3: Zecha, Oscar - Ritzerveld, Noah	3.15	2026.07.23 Ritzerveld, Noah (1085760) (2336)	0	75.40%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2026.07.22	Round 2: Zecha, Oscar - Van t Hoff, Tom	2.30	2026.07.22 Van t Hoff, Tom (1060538) (2056)	1	98.30%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2026.07.21	Round 1: De Winter, Arthur - Zecha, Oscar	1.9	2026.07.21 De Winter, Arthur (1069020) (2446)	0	86.30%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2026.07.19	Amsterdam Chess Festival 2026 - Groep A	9.11	2026.07.19 Van t Hoff, Tom (1060538) (2056)	1	87.90%	1. h3 c5 2. Nf3 Nf6 3. e3 Nc6
2026.07.18	Amsterdam Chess Festival 2026 - Groep A	8.9	2026.07.18 Kazarjan, Gachatur (1068750) (2299)	0	88.10%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2026.07.17	Amsterdam Chess Festival 2026 - Groep A	7.11	2026.07.17 Han, Qixiang (496952) (2311)	1	95.90%	1. e4 c6 2. d4 d5 3. e5 Bf5
2026.07.16	Amsterdam Chess Festival 2026 - Groep A	6.5	2026.07.16 Van Delft, Merijn (1004670) (2358)	0	88.70%	1. e4 e5 2. Nf3 Nc6 3. g3 Nf6
2026.07.15	Amsterdam Chess Festival 2026 - Groep A	5.12	2026.07.15 Goudriaan, Rafael (1063162) (2262)	1	94.00%	1. e4 c6 2. d4 d5 3. e5 c5
2026.05.10	Ronde 6: Kurt, Sascha - Zecha, Oscar	6.4	2026.05.10 Kurt, Sascha (1082647) (2325)	0	49.90%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2026.05.10	Ronde 5: Zecha, Oscar - Becx, Cesar	5.9	2026.05.10 Becx, Cesar (1001183) (2027)	1	79.70%	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4
2026.05.09	Ronde 4: Simons, Rudy - Zecha, Oscar	4.10	2026.05.09 Simons, Rudy (1003801) (1996)	1	94.70%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2026.05.09	Ronde 3: Oscar Zecha - Thomas Beerdsen	3.4	2026.05.09 Beerdsen, Thomas (1030108) (2518)	0	86.90%	1. e4 c6 2. d4 d5 3. e5 Bf5
2026.05.08	Round 1: Niels Van Happen - Oscar Zecha	1.13	2026.05.08 Van Happen, Niels (40101100) (1881)	1	95.60%	1. Nf3 d5 2. g3 Nd7 3. d4 Nb6
2026.05.06	Ronde 2: Oscar Zecha - Luuk Baselmans	2.1	2026.05.06 Baselmans, Luuk (1051008) (2373)	½	93.40%	1. e4 e6 2. d4 d5 3. e5 c5
2026.05.01	Round 12: Zecha, Oscar - Kurt, Sascha	12.3	2026.05.01 Kurt, Sascha (1082647) (2325)	1	98.70%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2026.05.01	Round 11: De Jong, Lode - Zecha, Oscar	11.1	2026.05.01 De Jong, Lode (40101860) (1955)	1	79.70%	1. d4 Nf6 2. c4 e6 3. g3 d5
2026.05.01	Round 10: Aravindhan, Achyuth - Zecha, Oscar	10.3	2026.05.01 Aravindhan, Achyuth (1084216) (2213)	1	90.40%	1. e4 e5 2. Nf3 Nc6 3. g3 Nf6
2026.05.01	Round 9: Zecha, Oscar - Baarspul, Bram	9.2	2026.05.01 Baarspul, Bram (40106187) (2173)	½	79.00%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2026.05.01	Round 8: Groenewoud, Joel - Zecha, Oscar	8.2	2026.05.01 Groenewoud, Joel (1087746) (2084)	1	76.20%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2026.04.30	Round 7: Teianu, Maxim - Zecha, Oscar	7.4	2026.04.30 Teianu, Maxim (40101967) (2042)	1	95.10%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2026.04.29	Round 6: Zecha, Oscar - Frederiks, Jesse	6.5	2026.04.29 Frederiks, Jesse (1095790) (2018)	½	95.10%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2026.04.29	Round 5: Aravindhan, Achyuth - Zecha, Oscar	5.2	2026.04.29 Aravindhan, Achyuth (1084216) (2277)	½	94.80%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2026.04.27	Round 4: Winter, Sven - Zecha, Oscar	4.5	2026.04.27 Winter, Sven (1092375) (2013)	1	94.80%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2026.04.26	Round 3: Zecha, Oscar - Van Haaften, Jelle	3.8	2026.04.26 Van Haaften, Jelle (1096281) (1882)	1	95.00%	1. e4 c6 2. d4 d5 3. e5 Bf5
2026.04.25	Round 2: Okita, Shinsaku - Zecha, Oscar	2.8	2026.04.25 Okita, Shinsaku (1094823) (1899)	½	86.00%	1. d4 Nf6 2. Nf3 d5 3. c3 c5
2026.04.25	Round 1: Zecha, Oscar - De Jong, Lode	1.7	2026.04.25 De Jong, Lode (40101860) (1902)	0	74.40%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2026.04.11	Round 9: Zecha, Oscar - Mollema, Thomas	1.8	2026.04.11 Mollema, Thomas (1034987) (2254)	1	91.70%	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6
2026.03.28	Round 6: Zepeda, Lorena - Zecha, Oscar	6.10	2026.03.28 Zepeda, Lorena (6700233) (2036)	0	90.90%	1. e4 e5 2. Bc4 Nf6 3. Qe2 Nc6
2026.03.08	Meesterklasse	8	2026.03.08 Van Roon, Sjoerd (1051075) (2303)	0	-	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2025.12.27	Round 7: Zecha, Oscar - Blom, Rens	7.2	2025.12.27 Blom, Rens (1063847) (2016)	1	96.10%	1. g3 g6 2. Bg2 Bg7 3. d4 Nf6
2025.12.26	Round 6: Aarts, Joaquin - Zecha, Oscar	6.2	2025.12.26 Aarts, Joaquin (1078224) (2025)	1	92.80%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2025.12.24	Round 4: Zecha, Oscar - Nauanova Zhaniya	4.2	2025.12.24 Nauanova Zhaniya (13780956) (1910)	0	89.60%	1. a4 Nf6 2. Nf3 d5 3. d4 Bg4
2025.12.23	Round 3: Koelmans, Jan Willem - Zecha, Oscar	3.4	2025.12.23 Koelmans, Jan Willem (1011588) (1783)	1	95.60%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2025.12.02	Round 9: Jelic, Bruno - Zecha, Oscar	9.1	2025.12.02 Jelic, Bruno (1012096) (1975)	1	96.20%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2025.12.02	Round 8: Zecha, Oscar - Baarspul, Bram	8.1	2025.12.02 Baarspul, Bram (40106187) (1943)	1	97.70%	1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6
2025.09.20	Round 1: Ritzerveld, Noah - Zecha, Oscar	1.10	2025.09.20 Ritzerveld, Noah (1085760) (2263)	0	85.00%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2025.07.30	Round 9: Zecha, Oscar - Labruyere, Roger	9.14	2025.07.30 Labruyere, Roger (1059505) (2282)	0	91.80%	1. e4 a6 2. a3 g6 3. h4 h6
2025.07.29	Round 8: Elferink, Leon - Zecha, Oscar	8.18	2025.07.29 Elferink, Leon (1086545) (1923)	½	90.60%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2025.07.28	Round 7: Zecha, Oscar - Nemegeer, Arne	7.11	2025.07.28 Nemegeer, Arne (250589) (2258)	0	88.50%	1. d4 Nf6 2. c4 e6 3. g4 Nxg4
2025.07.27	Round 6: Lont, Addy - Zecha, Oscar	6.10	2025.07.27 Lont, Addy (1002228) (2269)	½	87.10%	1. Nf3 d5 2. d4 Nf6 3. e3 c5
2025.07.26	Round 5: Zecha, Oscar - Blok, Xaveer	5.20	2025.07.26 Blok, Xaveer (1092723) (1941)	1	90.10%	1. c3 d5 2. Nf3 Nf6 3. d4 e6
2025.07.25	Round 4: Aravindhan, Achyuth - Zecha, Oscar	4.22	2025.07.25 Aravindhan, Achyuth (1084216) (2031)	1	95.70%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2025.07.24	Round 3: Zecha, Oscar - Breuker, Dennis	3.26	2025.07.24 Breuker, Dennis (1007939) (2054)	1	92.40%	1. e3 d5 2. Nf3 Nf6 3. d4 e6
2025.07.23	Round 2: Drugmand, Benoit - Zecha, Oscar	2.20	2025.07.23 Drugmand, Benoit (271543) (2057)	0	84.70%	1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7
2025.07.16	Round 1: Zecha, Oscar - Beerdsen, Thomas	1.1	2025.07.16 Beerdsen, Thomas (1030108) (2512)	0	85.80%	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2025.05.18	Round 6: Bhawsar, Ashwath - Zecha, Oscar	6.11	2025.05.18 Bhawsar, Ashwath (1096630) (1856)	0	91.50%	1. Nf3 e6 2. g3 g5 3. d4 g4
2025.05.18	Round 5: Zecha, Oscar - Kurt, Sascha	5.5	2025.05.18 Kurt, Sascha (1082647) (2297)	0	88.30%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2025.05.17	Round 4: Lenting, Roan - Zecha, Oscar	4.10	2025.05.17 Lenting, Roan (1085905) (1929)	1	93.10%	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6
2025.05.17	Round 3: Zecha, Oscar - Simons, Rudy	3.16	2025.05.17 Simons, Rudy (1003801) (1979)	1	81.50%	1. b4 e6 2. Bb2 Nf6 3. Nf3 d5
2025.05.17	Round 2: Ganeshram, Nirupa - Zecha, Oscar	2.11	2025.05.17 Ganeshram, Nirupa (1083031) (1907)	0	89.60%	1. e4 e5 2. Nf3 Nc6 3. d4 exd4
2025.05.16	Round 1: Zecha, Oscar - Issaad, Pascal	1.14	2025.05.16 Issaad, Pascal (12926299) (1924)	1	89.50%	1. Nc3 f5 2. e4 fxe4 3. d3 Nf6
2025.05.02	Round 9: Dinanath, Hrdya - Zecha, Oscar	9.1	2025.05.02 Dinanath, Hrdya (1087991) (2193)	1	93.80%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2025.05.01	Round 8: Terlouw, Wouter - Zecha, Oscar	8.1	2025.05.01 Terlouw, Wouter (1087401) (2227)	1	95.90%	1. Nf3 Nf6 2. g3 d5 3. Bg2 c5
2025.04.30	Round 7: Zecha, Oscar - Roebers, Bregje	7.2	2025.04.30 Roebers, Bregje (1085174) (1855)	1	95.30%	1. Nc3 Nf6 2. e4 d6 3. d4 g6
2025.04.30	Round 6: Thijssen, Freek - Zecha, Oscar	6.1	2025.04.30 Thijssen, Freek (1091840) (1948)	0	92.90%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2025.04.29	Round 5: Zecha, Oscar - Aravindhan, Achyuth	5.1	2025.04.29 Aravindhan, Achyuth (1084216) (2083)	½	81.90%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2025.04.28	Round 4: Teianu, Sabin - Zecha, Oscar	4.1	2025.04.28 Teianu, Sabin (1095846) (2014)	1	98.40%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2025.04.28	Round 3: Zecha, Oscar - Ozbek, Ahmet Naim	3.1	2025.04.28 Ozbek, Ahmet Naim (40101975) (1919)	1	85.60%	1. c4 Nf6 2. Nc3 e6 3. Nf3 d5
2025.04.27	Round 2: Guillaumond, Matthieu - Zecha, Oscar	2.1	2025.04.27 Guillaumond, Matthieu (1097091) (1940)	1	90.30%	1. e4 e5 2. Nf3 Nc6 3. d4 exd4
2025.04.26	Round 1: Zecha, Oscar - Zhang, Xiheng	1.1	2025.04.26 Zhang, Xiheng (40102386) (1866)	1	96.20%	1. b3 Nf6 2. Bb2 d5 3. Nf3 c5
2024.12.30	Round 9: Zecha, Oscar - Wempe, Joost	9.26	2024.12.30 Wempe, Joost (1005502) (2233)	1	95.00%	1. d3 e5 2. c4 Nf6 3. Nf3 Nc6
2024.12.29	Round 8: Zecha, Oscar - Grooten, Tommy	8.26	2024.12.29 Grooten, Tommy (1068806) (2153)	0	78.90%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2024.12.28	Round 7: Mareau, Timothe - Zecha, Oscar	7.23	2024.12.28 Mareau, Timothe (45148864) (2168)	0	90.10%	1. e4 e5 2. Bc4 Nf6 3. Qf3 Nc6
2024.12.27	Round 6: Zecha, Oscar - Ratsma, Midas	6.24	2024.12.27 Ratsma, Midas (1032283) (2326)	1	93.70%	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6
2024.12.26	Round 5: Grooten, Herman - Zecha, Oscar	5.25	2024.12.26 Grooten, Herman (1000330) (2183)	0	90.30%	1. Nf3 Nf6 2. b3 d6 3. d4 Nbd7
2024.12.24	Round 4: Zecha, Oscar - Sharma, Dinesh K.	4.24	2024.12.24 Sharma, Dinesh K. (5004110) (2200)	½	94.20%	1. e4 e6 2. d4 d5 3. e5 c5
2024.12.23	Round 3: Bakija, Alan - Zecha, Oscar	3.24	2024.12.23 Bakija, Alan (1068016) (2233)	½	84.70%	1. d4 Nf6 2. c4 e6 3. g3 d5
2024.12.22	Round 2: Van Foreest, Machteld - Zecha, Oscar	2.20	2024.12.22 Van Foreest, Machteld (1051563) (2309)	0	84.50%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2024.12.21	Round 1: Zecha, Oscar - Van der Hagen, Loek	1.20	2024.12.21 Van der Hagen, Loek (1052853) (2315)	½	93.70%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2024.11.02	Round 9: Grooten, Herman - Zecha, Oscar	9.25	2024.11.02 Grooten, Herman (1000330) (2217)	½	86.10%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2024.11.01	Round 8: De Jong, Migchiel - Zecha, Oscar	8.20	2024.11.01 De Jong, Migchiel (1002848) (2293)	0	58.30%	1. Nf3 Nf6 2. b3 d5 3. Bb2 e6
2024.10.31	Round 7: Zecha, Oscar - Arnold, Rhys	7.19	2024.10.31 Arnold, Rhys (1068849) (2312)	0	89.90%	1. d4 Nf6 2. c4 e6 3. g4 h6
2024.10.30	Round 6: Maatman, Nick - Zecha, Oscar	6.9	2024.10.30 Maatman, Nick (1040391) (2382)	0	89.10%	1. Nf3 Nf6 2. g3 b5 3. e3 a6
2024.10.30	Round 5: Zecha, Oscar - Kazarjan, Gachatur	5.16	2024.10.30 Kazarjan, Gachatur (1068750) (2163)	1	90.80%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2024.10.29	Round 4: Duson, Robin - Zecha, Oscar	4.18	2024.10.29 Duson, Robin (1055038) (2177)	½	98.40%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2024.10.28	Round 3: Zecha, Oscar - Nissinen, Niilo Man	3.16	2024.10.28 Nissinen, Niilo Man (30950767) (2204)	½	92.40%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2024.10.27	Round 2: Westerlaan, Sander - Zecha, Oscar	2.29	2024.10.27 Westerlaan, Sander (1044346) (1979)	1	99.20%	1. Nf3 Nf6 2. c4 e6 3. Nc3 d5
2024.10.26	Round 1: Zecha, Oscar - Bosboom, Manuel	1.11	2024.10.26 Bosboom, Manuel (1000080) (2354)	0	87.60%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2024.09.14	Round 3: Tikranian, Alik - Zecha, Oscar	5.3	2024.09.14 Tikranian, Alik (1040952) (2284)	0	91.00%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2024.09.14	Round 3: Zecha, Oscar - Van Arkel, Rogier	4.2	2024.09.14 Van Arkel, Rogier (1004450) (2248)	½	79.60%	1. Nc3 c5 2. e4 Nc6 3. g3 g6
2024.09.14	Round 3: Van Tellingen, Frank - Zecha, Oscar	3.2	2024.09.14 Van Tellingen, Frank (1011421) (2243)	½	85.10%	1. e4 e5 2. d4 exd4 3. Nf3 d5
2024.09.14	Round 3: Zecha, Oscar - Grochal, Joey	2.3	2024.09.14 Grochal, Joey (1019945) (2225)	0	88.90%	1. Nc3 c5 2. e4 Nc6 3. g3 g6
2024.09.14	Round 3: Zecha, Oscar - Skrobic, Dragan	1.1	2024.09.14 Skrobic, Dragan (1032178) (2430)	0	89.10%	1. Nc3 g6 2. e4 Bg7 3. d4 c5
2024.08.01	Round 9: Shakhverdian, William - Zecha, Oscar	9.12	2024.08.01 Shakhverdian, William (1058223) (2157)	0	87.80%	1. d4 Nf6 2. Nf3 d5 3. c3 c5
2024.07.31	Round 8: Zecha, Oscar - Goudriaan, Rafael	8.16	2024.07.31 Goudriaan, Rafael (1063162) (2079)	½	94.90%	1. e4 e6 2. d4 d5 3. e5 c5
2024.07.30	Round 7: Van Kuijk, Vadim - Zecha, Oscar	7.19	2024.07.30 Van Kuijk, Vadim (1058274) (2131)	1	88.10%	1. e4 e5 2. Nf3 Nc6 3. d4 exd4
2024.07.29	Round 6: Zecha, Oscar - Aravindhan, Achyuth	6.18	2024.07.29 Aravindhan, Achyuth (1084216) (2094)	½	89.70%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2024.07.27	Round 5: Vos, Tjark - Zecha, Oscar	5.15	2024.07.27 Vos, Tjark (1020870) (2170)	0	87.70%	1. Nf3 Nf6 2. c4 e6 3. Nc3 d5
2024.07.26	Round 4: Gortemaker, Lucas - Zecha, Oscar	4.22	2024.07.26 Gortemaker, Lucas (1013394) (2097)	1	91.70%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2024.07.25	Round 3: Zecha, Oscar - Wink, Luka	3.21	2024.07.25 Wink, Luka (1085930) (2066)	½	89.80%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2024.07.24	Round 2: Weidemann, Jakob - Zecha, Oscar	2.22	2024.07.24 Weidemann, Jakob (16255470) (2142)	½	95.50%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2024.07.23	Round 1: Zecha, Oscar - Labruyere, Roger	1.20	2024.07.23 Labruyere, Roger (1059505) (2170)	0	89.00%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2024.05.03	Round 9: Roorda, Cas - Zecha, Oscar		2024.05.03 Roorda, Cas (1086596) (1865)	1	92.50%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2024.05.02	Round 8: Zecha, Oscar - Leenen, Boyd		2024.05.02 Leenen, Boyd (1083937) (1928)	1	95.70%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2024.05.01	Round 7: Grooten, Tommy - Zecha, Oscar		2024.05.01 Grooten, Tommy (1068806) (2094)	0	90.50%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2024.05.01	Round 6: Ngangbam, Chingthang - Zecha, Oscar		2024.05.01 Ngangbam, Chingthang (1086510) (1713)	½	90.80%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2024.04.30	Round 5: Zecha, Oscar - Frederiks, Jesse		2024.04.30 Frederiks, Jesse (1095790) (1718)	1	94.60%	1. e4 e6 2. d4 d5 3. e5 c5
2024.04.29	Round 4: De Wit, Evan - Zecha, Oscar		2024.04.29 De Wit, Evan (1096389) (1769)	½	90.70%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2024.04.29	Round 3: Zecha, Oscar - Guillaumond, Matthieu		2024.04.29 Guillaumond, Matthieu (1097091) (1945)	1	87.40%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2024.04.28	Round 2: Ambrona Navarro, Himar - Zecha, Oscar		2024.04.28 Ambrona Navarro, Himar (94740925) (1963)	0	80.50%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2024.04.27	Round 1: Zecha, Oscar - Tetova, Amir		2024.04.27 Tetova, Amir (1095838) (1767)	½	86.00%	1. e4 e6 2. d4 d5 3. e5 c5
2023.10.28	Hoogeveen Open 2023	9.9	2023.10.28 Van Helvoort, Rob (1005596) (2105)	0	87.30%	1. d4 e6 2. e4 d5 3. e5 c5
2023.10.27	Hoogeveen Open 2023	8.13	2023.10.27 Nijdam, Brian (1081020) (1918)	½	95.10%	1. d4 Nf6 2. Nc3 d5 3. Bf4 c5
2023.10.26	Hoogeveen Open 2023	7.16	2023.10.26 Boersma, Jan (1003267) (1997)	1	89.30%	1. e4 c5 2. Nf3 g6 3. d4 cxd4
2023.10.25	Hoogeveen Open 2023	6.13	2023.10.25 Kett, Tim (1801210) (2130)	0	91.00%	1. e4 e5 2. f4 d5 3. exd5 exf4
2023.10.25	Hoogeveen Open 2023	5.13	2023.10.25 Boeren, Jurriaan (1067478) (2120)	½	92.30%	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6
2023.10.24	Hoogeveen Open 2023	4.11	2023.10.24 Mueer, Sebastian (24622001) (2230)	0	86.60%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2023.10.23	Hoogeveen Open 2023	3.11	2023.10.23 Labruyere, Roger (1059505) (2148)	½	87.00%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2023.10.22	Hoogeveen Open 2023	2.7	2023.10.22 Paltrinieri, Nicholas (828262) (2344)	0	87.80%	1. d4 g6 2. e4 Bg7 3. Nc3 d6
2023.05.04	NJSK 2023 Jeugd C	7.4	2023.05.04 Roolvink, William (1088335) (1852)	½	92.40%	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6
2023.05.04	NJSK 2023 Jeugd C	6.5	2023.05.04 Zhu, Chenwu (1080687) (2052)	½	94.80%	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2023.05.03	NJSK 2023 Jeugd C	5.2	2023.05.03 Groenewoud, Joel (1087746) (1990)	0	81.20%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2023.05.02	NJSK 2023 Jeugd C	4.3	2023.05.02 Kurt, Sascha (1082647) (1894)	½	90.60%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2023.05.02	NJSK 2023 Jeugd C	3.4	2023.05.02 Terlouw, Wouter (1087401) (1923)	1	89.30%	1. d4 Nf6 2. c4 e6 3. Nf3 b6
2023.05.01	NJSK 2023 Jeugd C	2.7	2023.05.01 De Wit, Evan (1096389) (1563)	1	90.20%	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6
2023.04.30	NJSK 2023 Jeugd C	1.8	2023.04.30 Fallaux, Storm (1073095) (1650)	½	87.80%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2024.02.11	Round 7: Oscar Zecha - Samuel Lopes		2024.02.11 Samuel Lopes	1	91.30%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2024.02.11	Round 6: Dylan Roersma - Oscar Zecha		2024.02.11 Dylan Roersma	1	96.00%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2024.02.11	Round 5: Oscar Zecha - Bram Ten Dam		2024.02.11 Bram Ten Dam	1	90.80%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2024.02.10	Round 4: David Madularea - Oscar Zecha		2024.02.10 David Madularea	1	91.00%	1. e4 e5 2. Nc3 Nf6 3. d4 exd4
2024.02.10	Round 3: Oscar Zecha - Gachatur Kazarjan		2024.02.10 Gachatur Kazarjan	1	93.80%	1. e4 d5 2. exd5 Nf6 3. Nf3 Bg4
2024.02.10	Round 2: Oscar Zecha - Gustav Ten Kate		2024.02.10 Gustav Ten Kate	1	89.60%	1. e4 Nf6 2. e5 Nd5 3. d4 d6
2024.02.10	Round 1: Jim De Wit - Oscar Zecha		2024.02.10 Jim De Wit	1	98.10%	1. e4 e5 2. Nf3 Nc6 3. d4 exd4
2023.08.18	FIDE U16 Olympiad_boards_1-80	9	2023.08.18 Dora Peglau	0	76.20%	1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7
2023.08.17	FIDE U16 Olympiad_boards_1-80	8	2023.08.17 Elysia Feng	1	84.00%	1. d4 d5 2. c4 e6 3. Nf3 c5
2023.08.17	FIDE U16 Olympiad_boards_1-80	7	2023.08.17 Ethan Su	0	63.80%	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6
2023.08.16	FIDE U16 Olympiad_boards_1-80	6	2023.08.16 Jahandar Azadaliyev	0	87.90%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2023.08.15	FIDE U16 Olympiad_boards_1-80	5	2023.08.15 Madina Momyn	1	98.90%	1. e4 c6 2. d4 d5 3. e5 c5
2023.08.15	FIDE U16 Olympiad_boards_1-80	4	2023.08.15 Vasilije Radulovic	½	96.60%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2023.08.14	FIDE U16 Olympiad_boards_1-80	3	2023.08.14 Chloe Fan	0	82.20%	1. d4 d5 2. c4 c6 3. Nf3 Nf6
2023.08.14	FIDE U16 Olympiad_boards_1-80	2	2023.08.14 Eray Kilic	0	78.00%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2023.08.13	FIDE U16 Olympiad_boards_81-124	1	2023.08.13 Ssubi Kiwanuka	1	94.60%	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6
2023.05.06	Round 9: Oscar Zecha - David Madularea		2023.05.06 David Madularea	½	92.00%	1. d4 Nf6 2. c4 g6 3. g3 c5
2023.05.05	Round 8: Oscar Zecha - Akshaj Katpatal		2023.05.05 Akshaj Katpatal	½	90.30%	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6
2023.05.02	Round 4: Sascha Kurt - Oscar Zecha		2023.05.02 Sascha Kurt	½	85.10%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5