Player profile

Kolbus, Dietmar

Standard: 2229 Rapid: 0 Blitz: 0 (last updated 2026-10-02)

FIDE ID: 4610628 (view FIDE profile)

Federation: IOM Sex: M Birth Year: 1966 Age: 60

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

Games: 47 Wins: 10 (21%) Draws: 16 (34%) Losses: 21 (45%)

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Dossier

47 of 47 games analyzed.

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Openings

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As White 9 games 2W 4D 3L

English Opening 5 games 2W 1D 2L

Symmetrical Variation 2 games 1W 0D 1L

Anti-Benoni Variation, Spielmann Defense 1 game 0W 0D 1L

Four Knights Variation 1 game 1W 0D 0L

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

Anti-Anti-Grünfeld 1 game 0W 0D 1L

Agincourt Defense 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

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

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

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

Symmetrical Variation 1 game 0W 0D 1L

Pseudo-Catalan 1 game 0W 0D 1L

Zukertort Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

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

Fianchetto Variation 1 game 0W 1D 0L

Uhlmann-Szabo System 1 game 0W 1D 0L

Grünfeld Defense 1 game 0W 1D 0L

Exchange Variation 1 game 0W 1D 0L

Modern Exchange Variation 1 game 0W 1D 0L

As Black 9 games 2W 2D 5L

Slav Defense 2 games 0W 1D 1L

Schlechter Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

(unspecified) 1 game 0W 0D 1L

King's Pawn Game 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

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

Classical Attack 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

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

Fianchetto Variation 1 game 1W 0D 0L

Delayed Fianchetto 1 game 1W 0D 0L

Caro-Kann Defense 1 game 0W 0D 1L

Advance Variation 1 game 0W 0D 1L

Short Variation 1 game 0W 0D 1L

Scandinavian Defense 1 game 1W 0D 0L

Gubinsky-Melts Defense 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Indian Defense 1 game 0W 0D 1L

Accelerated London System 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

English Opening 1 game 0W 1D 0L

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

(unspecified) 1 game 0W 1D 0L

Blunders Top 4 of 181

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

2023.07.28 · 25. Rd3 (−39.1% win chance) 0-1

Chan, Sheng Liang Bernard

Kolbus, Dietmar

Engine View game

2024.07.20 · 61. Qxa6 (−39% win chance) 0-1

Deuer, Marius

Kolbus, Dietmar

Engine View game

2023.03.19 · 71... Rb5 (−38.5% win chance) 0-1

Kolbus, Dietmar

Serbanescu, Diana-Maria

Engine View game

2023.07.26 · 39. Rd3 (−37.4% win chance) 0-1

Smith, Olivia

Kolbus, Dietmar

Engine View game

View blunders & mistakes

Games Showing all 47 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2024.07.22	Biel Chess Festival MTO	7.43	2024.07.22 Nurgaliyeva, Zarina (13730096) (2135)	0	-
2024.07.20	Biel Chess Festival MTO	6.29	2024.07.20 Deuer, Marius (16236432) (2458)	0	81.10%	1. c4 Nf6 2. Nf3 c5 3. Nc3 Nc6
2024.07.19	Biel Chess Festival MTO	5.42	2024.07.19 Erne, Raphael (1341928) (2108)	1	98.10%	1. c4 c5 2. Nf3 Nc6 3. Nc3 Nf6
2024.07.18	Biel Chess Festival MTO	4.26	2024.07.18 Fromm, Marius (12993190) (2448)	0	89.40%	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6
2024.07.17	Biel Chess Festival MTO	3.44	2024.07.17 Khulan, Enkhsaikhan (4902122) (2065)	1	93.20%	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7
2024.07.16	Biel Chess Festival MTO	2.39	2024.07.16 Borner, Daniel (1301659) (2075)	½	90.60%	1. Nf3 Nf6 2. c4 g6 3. g3 Bg7
2024.07.15	Biel Chess Festival MTO	1.1	2024.07.15 Aryan Chopra (5084423) (2632)	0	85.70%	1. e4 c6 2. d4 d5 3. e5 Bf5
2024.06.18	Round 4: Kolbus, Dietmar - Donchenko, Alexander		2024.06.18 Donchenko, Alexander (24603295) (2639)	0	94.20%	1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7
2024.06.16	Round 2: Kolbus, Dietmar - Zwirs, Nico		2024.06.16 Zwirs, Nico (1036432) (2489)	0	90.90%	1. d4 d5 2. Nf3 Nf6 3. g3 c6
2024.03.17	Round 8: Kolbus, Dietmar - Roy, Ali		2024.03.17 Roy, Ali (2400456) (1948)	1	95.90%	1. c4 e6 2. Nf3 d5 3. e3 Nf6
2024.03.16	Round 7: Bryant, Harry - Kolbus, Dietmar		2024.03.16 Bryant, Harry (489158) (1909)	1	96.50%	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6
2023.11.12	4NCL Division 1 2023-2024	2.7	2023.11.12 Moreby, James (427756) (2429)	½	98.60%	1. Nf3 d5 2. d4 c6 3. c3 Nf6
2023.11.11	4NCL Division 1 2023-2024	1.7	2023.11.11 Ledger, Stephen C (404470) (2095)	½	95.50%	1. d4 c6 2. Nf3 g6 3. c4 Nf6
2023.11.05	FIDE Grand Swiss 2023	11.56	2023.11.05 Fier, Alexandr (2107139) (2574)	½	95.00%	1. d4 Nf6 2. c4 g6 3. Nc3 d5
2023.11.04	FIDE Grand Swiss 2023	10.56	2023.11.04 Henriquez Villagra, Cristobal (3409350) (2630)	0	94.40%	1. d4 Nf6 2. Bf4 d5 3. e3 c6
2023.11.03	FIDE Grand Swiss 2023	9.56	2023.11.03 Fawzy, Adham (10613129) (2535)	½	92.90%	1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6
2023.11.02	FIDE Grand Swiss 2023	8.57	2023.11.02 Krasenkow, Michal (1113100) (2531)	0	94.40%	1. d4 d5 2. c4 c6 3. Nc3 Nf6
2023.11.01	FIDE Grand Swiss 2023	7.57	2023.11.01 Greenfeld, Alon (2800039) (2455)	0	90.50%	1. d4 Nf6 2. c4 g6 3. g3 Bg7
2023.10.30	FIDE Grand Swiss 2023	6.57	2023.10.30 Wu, Li (411086) (2303)	0	89.80%	1. e4 c5 2. Nf3 Nc6 3. Bb5 g6
2023.10.29	FIDE Grand Swiss 2023	5.56	2023.10.29 Iturrizaga Bonelli, Eduardo (3901211) (2615)	0	88.80%	1. c4 e6 2. Nc3 d5 3. d4 Nf6
2023.10.28	FIDE Grand Swiss 2023	4.57	2023.10.28 Akobian, Varuzhan (13300580) (2582)	0	78.90%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2023.10.27	FIDE Grand Swiss 2023	3.57	2023.10.27 Adhiban, B. (5018471) (2551)	½	96.00%	1. e4 e5 2. Bc4 Nf6 3. d3 c6
2023.10.26	FIDE Grand Swiss 2023	2.57	2023.10.26 Yakubboev, Nodirbek (14203987) (2616)	0	93.70%	1. c4 c5 2. g3 g6 3. Bg2 Bg7
2023.10.25	FIDE Grand Swiss 2023	1.57	2023.10.25 Najer, Evgeniy (4118987) (2648)	0	93.80%	1. d4 Nf6 2. c4 e6 3. Nf3 b6
2023.07.30	British Chess Championships 2023: Championship	9.20	2023.07.30 Badacsonyi, Frankie (460400) (1966)	½	97.40%	1. c4 e5 2. Nc3 Bb4 3. Qc2 Bxc3
2023.07.28	British Chess Championships 2023: Championship	7.20	2023.07.28 Chan, Sheng Liang Bernard (5712858) (2078)	0	74.80%	1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6
2023.07.26	British Chess Championships 2023: Championship	5.21	2023.07.26 Smith, Olivia (411850) (2042)	0	86.60%	1. c4 Nf6 2. Nc3 g6 3. g3 Bg7
2023.07.25	British Chess Championships 2023: Championship	4.21	2023.07.25 Starley, Robert (421006) (2064)	½	96.50%	1. e4 c6 2. d4 d5 3. e5 Bf5
2023.07.24	British Chess Championships 2023: Championship	3.28	2023.07.24 Pert, Nina (456853) (2021)	1	96.50%	1. Nf3 e6 2. e4 d5 3. e5 c5
2023.07.23	British Chess Championships 2023: Championship	2.22	2023.07.23 Merriman, James (452270) (2067)	0	87.40%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2023.07.22	British Chess Championships 2023: Championship	1.27	2023.07.22 Alldritt, Nigel R E (404543) (1962)	0	89.60%	1. c4 e5 2. g3 c6 3. d4 e4
2023.06.16	Teplice 2023	7.22	2023.06.16 Zou, Chen (8610959) (2413)	0	94.10%	1. d4 d5 2. c4 c6 3. Nf3 Nf6
2023.06.11	Teplice 2023	2.10	2023.06.11 Romanov, Evgeny (2555)	0	91.00%	1. Nf3 g6 2. e4 Bg7 3. d4 d6
2023.05.01	4NCL Division 1 2022-2023	11.15	2023.05.01 Bremner, Adam (2400847) (2155)	1	93.30%	1. c4 e6 2. Nf3 Nf6 3. b3 d5
2023.04.02	Reykjavik Open 2023	7.19	2023.04.02 Visakh, N R (2538)	0	92.10%	1. d4 d5 2. c4 e6 3. Nc3 Nf6
2023.03.30	Reykjavik Open 2023	3.26	2023.03.30 Richter, Michael (2466)	½	92.50%	1. d4 d5 2. Nf3 Nf6 3. e3 e6
2023.03.29	Reykjavik Open 2023	1.41	2023.03.29 Botez, Alexandra (2603365) (1988)	1	94.60%	1. c4 e5 2. Nf3 Nc6 3. d4 exd4
2023.03.19	4NCL Division 1 2022-2023	8.23	2023.03.19 Serbanescu, Diana-Maria (1200550) (2095)	1	89.70%	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6
2023.03.18	4NCL Division 1 2022-2023	7.23	2023.03.18 Arkell, Keith C (400270) (2413)	½	98.30%	1. d4 e6 2. Nf3 Nf6 3. g3 b5
2023.02.12	4NCL Division 1 2022-2023	6.14	2023.02.12 Nelson, Jonathan P (404195) (2240)	½	93.50%	1. c4 Nf6 2. d4 g6 3. Nc3 Bg7
2023.02.11	4NCL Division 1 2022-2023	5.14	2023.02.11 Li, Harry (2080)	½	85.90%	1. e4 c6 2. d4 d5 3. Nd2 dxe4
2023.01.15	4NCL Division 1 2022-2023	4.15	2023.01.15 Khoury, Theo (480703) (2064)	½	94.50%	1. e4 c5 2. c3 e5 3. Nf3 Nc6
2023.01.14	4NCL Division 1 2022-2023	3.15	2023.01.14 Hunt, Harriet V (403512) (2348)	½	95.90%	1. Nf3 Nf6 2. c4 e6 3. Nc3 Bb4
????.??.??	4NCL Division 1 2023-2024	6.8	????.??.?? Kalaiyalahan, Akshaya (422894) (2137)	½	96.40%	1. c4 e6 2. Nf3 Nf6 3. b3 d5
????.??.??	British Chess Championships 2023: Championship	6.27	????.??.?? Gardiner, Eric D (435880) (1843)	1	91.20%	1. e4 Nf6 2. e5 Nd5 3. c4 Nb6
2024.02.10	4NCL Division 1 2023-2024	5.8	2024.02.10 Stefanus Kf Phan (2033)	½	97.30%	1. c4 Nf6 2. g3 g6 3. Bg2 Bg7
2023.07.29	Round 8: Peter Shaw - Dietmar Kolbus		2023.07.29 Peter Shaw	1	96.20%	1. d4 d5 2. Bf4 c6 3. e3 Qb6