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Nimzo-Indian, 4.e3, Botvinnik System 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. a3 Bxc3+

In each game under Location you see masterchessopen.com but it's not a valid website, so please don't use it. Claus Gamborg, Jan. 2023

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#WhiteRatingBlackRatingResultMovesECOTournamentDate
26Minev Nikolay N (...2370Mosen (TUN)1-022 ≣E47Olympiad
54Gulko Boris F (USA)2565Koepcke1-030 ≣E47It \
4Bozic AlexanderSimonovic Borko1-034 ≣E47Ch Yugoslavia
116Dauscher UlrichHeibei Juergen1-030 ≣E47It (open)
133De Souza Mauro (BRA)2359Cabezas L1-025 ≣E47Tournament
27Birbrager Isaak (...Uusi Gunnar (EST)0-138 ≣E47Tournament
95Dumitrache Dragos...2475Alvares1-030E47Olympiad
85Thorfinnsson Brag...2427Simila V1-031E47Ch Scandinavia (s...
3Euwe Max (NED)Steiner Hermann (...1-038 ≣E47It
191Fuentes Jorge (URU)1913Alcarraz David0-139 ≣E47Memorial Jose Mar...22 Jan 2008
117Ronkko ErkkiEilu Tarmo1-036 ≣E47?
12Moisieev Oleg L (...2385Bondarevsky Igor ...1-033 ≣E47Ch URS (1/2 final)
32Lev Arieh (ISR)2265Buch Avital0-140 ≣E47Ch Israel
19Sliwa Bogdan (POL)2235Gadalinski Jan (POL)1-035 ≣E47Ch Poland14 Oct 1952
2Bolbochan Julio (...2440Garibaldi Oscar (...1-031 ≣E47Ch Argentina
79Hoegerl Felix1795Braeutigam Rudolf1-019 ≣E47It (open)
65Lehtosaari Kalevi...2043Ekmark Raimo1-034 ≣A15?
50KrnicnujNoseda JM0-125 ≣E47Cup Latin (corr.)
59Hampel Janusz (POL)2061Fechner Jurgen1-025 ≣E47corr.
98Knechtel Roland (...2220Von Werner Konrad1-028 ≣E47Bayern Regionalli...
11Weiner MilanWestbrock C0-117 ≣A40It (open)
110Mukhaev Alexander...2310Bezukladov O D (RUS)1-034 ≣E47Memorial A.Alekhi...
58Hallila EetuYlijoki Marko0-140 ≣E47?
21Sanguinetti Raul ...2485Wexler Francisco0-140E47Ch Argentina
25Carvajal JohnnyHumerez Estrada C...1-036 ≣E47Ch Bolivia (match)
128Hole TerrenceRuggeri Laderchi ...0-122 ≣E47?
129Indbryn Tommy (NOR)2165Joergensen Finn A1-037 ≣E47Ch Norway (team)
6Ader Walter (CHI)2270Atias Waldo1-022 ≣E47It
16Fuderer Andrija (...Krzisnik Zvone1-038 ≣E47Ch Yugoslavia
108Dezember ThomasWolf Hans-Dietrich1-022 ≣E47Ch Pfalz (open)
93Ludden Gert-Jan (...2262De Boer Reijer1-031 ≣E47Ch Netherlands (c...
123Feldman Vladimir ...2330Wright Cameron1-024 ≣E47It (sheveningen)
125Binks Michael (WLS)2140Cast Jason1-025 ≣E47Ch Wales
197Rodrigo Edson (BRA)2038Pinto Renato R Qu...1-034 ≣E47It (open)17 May 2008
36Krockert E (GER)Drescher Wolfgang0-136 ≣E47corr.
109McMahon Daire (IRL)2240Tejas Bakre (IND)0-130 ≣E47It (cat.3)
30RumiancevKondratiev Pavel ...0-132 ≣E47Ch URS (team)
102Winning Graham (SCO)2080Shaw Kevin F1-027 ≣A40It (open) \
14Andric DragoslavMajstorovic Ljubomir0-129 ≣E47Ch Yugoslavia
205Roberto JoseCosta Alex1-033 ≣E47Tournament (Elo)30 Mar 2009
31Kotka ReinoTuominen Rauno1-027 ≣E47?
15Sumar Julio (PER)2120Marini Luis0-140 ≣E47Zt
136Gulko Boris F (USA)2643Adams Michael (ENG)27550-138 ≣E47It
222Li Shilong (CHN)2552Bologan Viktor (MDA)27321-031 ≣E47Ch China (team)22 Sep 2012
178Sokolov Ivan (NED)2670Polgar Judit (HUN)27100-139 ≣E47It (cat.20)26 Oct 2006
176Korchnoi Viktor (...2607Lautier Joel (FRA)26561-040 ≣E47Memorial E.Geller...04 Jul 2006
188Sokolov Ivan (NED)2673Miroshnichenko Ev...26511-040 ≣E47Cup European Club08 Oct 2007
154Khalifman Alexand...2702Bologan Viktor (MDA)26301-040 ≣E47It \
195Werle Jan (NED)2582Kryvoruchko Yuriy...26271-034 ≣E47Ch Europe25 Apr 2008
158Flear Glenn C (ENG)2457Georgiev Kiril (MKD)26250-129 ≣E47Ch France (team) ...
209Fernandez Francis...2313L'Ami Erwin (NED)26240-133 ≣E47Olympiad21 Sep 2010
104Milov Vadim (SUI)2565Lautier Joel (FRA)26201-034 ≣E47It (cat.16)
105Schaefer Michael ...2210Dautov Rustem (GER)26150-139 ≣E47It (open)
113Milov Vadim (SUI)2565Rozentalis Eduard...26100-140 ≣A40It (open)
71Sadler Matthew (ENG)2440Chandler Murray G...26051-040 ≣E47It (open) \
86Gulko Boris F (USA)2635Hjartarson Johann...26051-024 ≣E47Ch World (qual) (...
166Lutsko Igor (BLR)2465Azarov Sergei (BLR)25990-137 ≣E47Ch Belarus14 Mar 2005
187Pevzner Lev (RUS)2395Lysyj Igor (RUS)25910-128 ≣E47Ch Russia (Higher...14 Sep 2007
207Genocchio Daniele...2449Vocaturo Daniele ...25811-040 ≣E47Ch Italy (team)01 May 2010
87Gulko Boris F (USA)2635Lobron Eric (GER)25751-031 ≣E47Ch World (qual) (...
184Guliev Sarhan (AZE)2487Al-Modiahki Moham...25721-038 ≣E47It (open)29 Apr 2007
48Hansen Curt (DEN)2500Larsen Bent (DEN)25650-140 ≣E47?
67Suba Mihai (ROM)2520Chandler Murray G...25601-039 ≣E47It (open) \
66Gausel Einar (NOR)2460Petursson Margeir...25550-139 ≣E47Cup Arnold
180Kunitson N2104Kulaots Kaido (EST)25470-133 ≣E47Ch Estonia22 Jan 2007
75Dereviagin Vladis...2320Dokhoian Yury (RUS)25450-140 ≣E47It (open)
119Mancini Mario (FRA)2290Chuchelov Vladimi...25400-132 ≣E47It (open)
62Sadler Matthew (ENG)2625Wilder Michael (USA)25401-031 ≣E47It (cat.10)
91Hoffmann Regis (FRA)2097Smagin Sergey (RUS)25400-140 ≣E47It (open)
163Martic Zlatko (CRO)2297Dizdar Goran (CRO)25351-026 ≣E47Cup Croatia (team)
52Thorsteins Karl (...2469Petursson Margeir...25350-135 ≣E47Ch Iceland
39Watson Ian R (ENG)Chandler Murray G...25300-131 ≣E47Ch Great Britain
201Peng Zhaoqin (NED)2455Kosteniuk Alexand...25250-139 ≣E47World Mindsports ...05 Oct 2008
74Jelen Igor (SLO)2380Kurajica Bojan (CRO)25240-138E47It
46Ermenkov Evgenij ...2520Kindermann Stefan...25190-133 ≣E47It (cat.9)
63Fradkin Boris (RUS)2445Luther Thomas (GER)25180-133 ≣E47It
82Kjeldsen Jens (DEN)2375Sax Gyula (HUN)25150-137 ≣E47It \
193Palomar Felix (FRA)1877Barsov Alexei (UZB)25130-130 ≣D31It (open)25 Feb 2008
203Lugovoi Aleksei (...2531Barsov Alexei (UZB)25111-024 ≣D31Memorial P.Keres ...10 Jan 2009
92Levitt Jonathan (...2425Kveinys Aloyzas (...25101-030 ≣E47It
115Wohl Aleksandar H...2400Renet Olivier (FRA)25050-137 ≣E47Olympiad
68Lein Anatoly (USA)2485Hjartarson Johann...25050-134 ≣E47Match 4 Teams
122Souza Mauro G (BRA)2053Sunye Neto Jaime ...25000-132 ≣E47It (open)
43Condie Mark L (SCO)2360Speelman Jonathan...25000-132 ≣E47Zt
33Boudy Julio (CUB)2395Filip Miroslav (CZE)24950-140 ≣E47?
120Kupreichik Viktor...2500Lau Ralf (GER)24950-125 ≣E47It (open)
73Sadler Matthew (ENG)2440Motwani Paul (SCO)24941-036 ≣A40It (open)
127Hurme Harri M (FIN)2258Veingold Aleksand...24850-137 ≣E47Tournament
107Milov Vadim (SUI)2565Kishnev Sergey (RUS)24851-040 ≣E47Oberliga NRW 1996/97
159Cebalo Miso (CRO)2520Pavlovic Milos (SRB)24810-137 ≣E47It (open)
103Golubovic Zoran (...2289Abramovic Bosko (...24801-036 ≣E47It (open)
190Ibragimov Ildar (...2598Friedel Joshua E ...24771-027 ≣E47It \28 Dec 2007
61Hoi Carsten (DEN)2372Tolnai Tibor (HUN)24700-137 ≣E47It \
130Khenkin Igor (GER)2600Timoscenko Gennad...24700-139 ≣E47It (open)
143Schnepp Gunnar (AUT)2319Volke Karsten (GER)24670-132 ≣E47Bundesliga (2nd) ...
140Bick John D (USA)2292Del Rio Angelis S...24670-131 ≣E47It (open)
145Andonov Bogomil (...2412Savic Miodrag R (...24640-134 ≣E47Memorial M.Sreibe...
17Donner Jan-Hein (...2430O'kelly De Galway...24600-135 ≣E47It
194Werle Jan (NED)2582Tischbierek Raj (...24591-030 ≣E47Bundesliga 2007/0819 Apr 2008
114Zemerov Vladimir ...2400Eismont Oleg (RUS)24551-026 ≣E47It (open)