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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
1Kotov Alexander A...2500Lilienthal Andor ...23851-033 ≣E47
15Sumar Julio (PER)2120Marini Luis0-140 ≣E47Zt
43Condie Mark L (SCO)2360Speelman Jonathan...25000-132 ≣E47Zt
201Peng Zhaoqin (NED)2455Kosteniuk Alexand...25250-139 ≣E47World Mindsports ...05 Oct 2008
199Swiech Przemyslaw...1448Lorek Milosz (POL)19281-022 ≣E47Tournament (juniors)15 Sep 2008
205Roberto JoseCosta Alex1-033 ≣E47Tournament (Elo)30 Mar 2009
35Hoi Carsten (DEN)2355Gallmeyer Peter (...22351-020 ≣E47Tournament
127Hurme Harri M (FIN)2258Veingold Aleksand...24850-137 ≣E47Tournament
40Hoi Carsten (DEN)2390Brinck-Claussen B...23751-040 ≣E47Tournament
133De Souza Mauro (BRA)2359Cabezas L1-025 ≣E47Tournament
27Birbrager Isaak (...Uusi Gunnar (EST)0-138 ≣E47Tournament
137Risch Michel (LUX)2086Kantinti Shadrack...21330-127 ≣E47Olympiad
95Dumitrache Dragos...2475Alvares1-030E47Olympiad
51Valiente Cristoba...2350Bammoune Abd'Enna...22801-038 ≣E47Olympiad
115Wohl Aleksandar H...2400Renet Olivier (FRA)25050-137 ≣E47Olympiad
209Fernandez Francis...2313L'Ami Erwin (NED)26240-133 ≣E47Olympiad21 Sep 2010
9Ojanen Kaarle S (...2335Bolbochan Julio (...24400-117 ≣E47Olympiad
26Minev Nikolay N (...2370Mosen (TUN)1-022 ≣E47Olympiad
107Milov Vadim (SUI)2565Kishnev Sergey (RUS)24851-040 ≣E47Oberliga NRW 1996/97
220Loginova Lubov1847Vershinin Mikhail...20340-140 ≣E47Memorial Sukharev...22 Jul 2012
145Andonov Bogomil (...2412Savic Miodrag R (...24640-134 ≣E47Memorial M.Sreibe...
175Zakharchenko Arno...2273Kuznetsov Gennady...24161-033 ≣E47Memorial M.Chigor...23 Oct 2005
211Klimov Sergey (RUS)2506Khantuev Alexande...23220-129 ≣E47Memorial M.Chigor...29 Oct 2010
191Fuentes Jorge (URU)1913Alcarraz David0-139 ≣E47Memorial Jose Mar...22 Jan 2008
18Petrosian Tigran ...2580Troianescu Octav ...23301-032 ≣E47Memorial G.Maroczy
176Korchnoi Viktor (...2607Lautier Joel (FRA)26561-040 ≣E47Memorial E.Geller...04 Jul 2006
110Mukhaev Alexander...2310Bezukladov O D (RUS)1-034 ≣E47Memorial A.Alekhi...
68Lein Anatoly (USA)2485Hjartarson Johann...25050-134 ≣E47Match 4 Teams
47Pein Malcolm (ENG)2382Morrison Graham (...21491-036 ≣E47It (young masters)
123Feldman Vladimir ...2330Wright Cameron1-024 ≣E47It (sheveningen)
162Lasanta Rica Cesa...2305Marin Tolosa Guil...19261-032E47It (open) (c)
161De La Rocha Ramon...2320Roche Simon Migue...21781-024 ≣E47It (open) (c)
192Vashchenko Jurij ...2016Komissarov Stanis...20001-024 ≣E47It (open) (b)07 Feb 2008
171Jaworski Maciej (...2203Rychlik Hanna (POL)19821-035 ≣E47It (open) (b)22 Aug 2005
186Petritaj Fotjon (...2244Goumas Georgios (...22400-122 ≣E47It (open) \19 Aug 2007
147Kaptsan Aron (CAN)2175Baragar Fletcher ...22720-135 ≣E47It (open) \
67Suba Mihai (ROM)2520Chandler Murray G...25601-039 ≣E47It (open) \
183Litwin Barbara (POL)1786Warakomska Anna (...21670-140 ≣E47It (open) \28 Apr 2007
71Sadler Matthew (ENG)2440Chandler Murray G...26051-040 ≣E47It (open) \
197Rodrigo Edson (BRA)2038Pinto Renato R Qu...1-034 ≣E47It (open)17 May 2008
77Jelen Iztok (SLO)2430Brglez Rado (SLO)23151-027 ≣E47It (open)
196Pliester Leon (NED)2383Hendriks Richard ...21161-031 ≣E47It (open)09 May 2008
94Wilson Jonathan (...2190Stanton William (...20951-037 ≣E47It (open)
75Dereviagin Vladis...2320Dokhoian Yury (RUS)25450-140 ≣E47It (open)
106Giuriato Sergio (...1961Egartner Wolfgang...21510-140 ≣E47It (open)
157Bergen Peter (AUT)2235Kaster Martin (GER)21221-026 ≣E47It (open)
76Bagonyai Attila (...2343Horvath Jozsef M ...21040-139 ≣E47It (open)
198Janda Zdenek (CZE)2161Lechtynsky Jiri (...24410-135 ≣E47It (open)16 Jun 2008
99Heinimaki Leo (FIN)2072Hermlin Aarne (EST)23350-136 ≣E47It (open)
80Seywald RalfSchwarzkopf Ralf17451-023 ≣E47It (open)
38Hoi Carsten (DEN)2415Pokojowczyk Jerzy...23901-029 ≣E47It (open)
89Hess Ralf (GER)2319Song Paul (USA)20661-034 ≣E47It (open)
112Akhsharumova Anna...2340Thorfinnsson Brag...21551-035 ≣E47It (open)
120Kupreichik Viktor...2500Lau Ralf (GER)24950-125 ≣E47It (open)
164Kovacevic Blazimi...2503Kutuzovic Branko ...23690-129 ≣E47It (open)16 Dec 2004
111Milov Vadim (SUI)2565Gerber Richard (SUI)23951-038 ≣E47It (open)
121Souza Mauro G (BRA)2053Borges Leomar Bar...22551-032 ≣E47It (open)
130Khenkin Igor (GER)2600Timoscenko Gennad...24700-139 ≣E47It (open)
122Souza Mauro G (BRA)2053Sunye Neto Jaime ...25000-132 ≣E47It (open)
119Mancini Mario (FRA)2290Chuchelov Vladimi...25400-132 ≣E47It (open)
45Enklaar Bertus F ...2395Borm Franciscus W...23851-033 ≣E47It (open)
72Levitt Jonathan (...2420Coste Thierry (FRA)21761-039 ≣E47It (open)
184Guliev Sarhan (AZE)2487Al-Modiahki Moham...25721-038 ≣E47It (open)29 Apr 2007
79Hoegerl Felix1795Braeutigam Rudolf1-019 ≣E47It (open)
114Zemerov Vladimir ...2400Eismont Oleg (RUS)24551-026 ≣E47It (open)
219Li Shilong (CHN)2549Kashashvili Alexa...22700-129 ≣E47It (open)
105Schaefer Michael ...2210Dautov Rustem (GER)26150-139 ≣E47It (open)
141Milov Vadim (SUI)2602Masserey Yvan (SUI)23761-038 ≣E47It (open)
215Gajewski Grzegorz...2607Pacher Milan (SVK)24031-029 ≣E47It (open)13 Apr 2011
90Sanchez Gavilan MPogorelov Ruslan ...24000-132 ≣E47It (open)
91Hoffmann Regis (FRA)2097Smagin Sergey (RUS)25400-140 ≣E47It (open)
202Inkiov Ventzislav...2455Peyre Camille (FRA)18501-040 ≣E47It (open)29 Oct 2008
116Dauscher UlrichHeibei Juergen1-030 ≣E47It (open)
126Kapp Martin (GER)2215Pfeiffer Alfred (...21080-133 ≣E47It (open)
181Gagarin Vasilij (...2378Timofeev Vladimir...22941-031 ≣E47It (open)04 Feb 2007
69Hobuss Udo (GER)2393Rechmann Peter (GER)23161-035 ≣E47It (open)
140Bick John D (USA)2292Del Rio Angelis S...24670-131 ≣E47It (open)
118Lanc Alois (SVK)2390Huba Martin Jr (SVK)21900-140 ≣E47It (open)
150Romanov Oleg (BLR)2407Jegorovas Aleksan...22751-039 ≣E47It (open)
148Gomez Luesia Jesu...2206Estremera Panos S...23980-130 ≣E47It (open)
172Serna Lara Sergio...2191Krug Cortegoso Ma...21511-024 ≣E47It (open)05 Sep 2005
103Golubovic Zoran (...2289Abramovic Bosko (...24801-036 ≣E47It (open)
83Jelen Igor (SLO)2380Roskar Robert (SLO)22901-035 ≣E47It (open)
159Cebalo Miso (CRO)2520Pavlovic Milos (SRB)24810-137 ≣E47It (open)
46Ermenkov Evgenij ...2520Kindermann Stefan...25190-133 ≣E47It (cat.9)
131Goormachtigh Joha...2280De Waal Mark (NED)23000-126 ≣E47It (cat.4)
109McMahon Daire (IRL)2240Tejas Bakre (IND)0-130 ≣E47It (cat.3)
178Sokolov Ivan (NED)2670Polgar Judit (HUN)27100-139 ≣E47It (cat.20)26 Oct 2006
104Milov Vadim (SUI)2565Lautier Joel (FRA)26201-034 ≣E47It (cat.16)
57Greenfeld Alon (ISR)2550Shrentzel Israel ...23851-026 ≣E47It (cat.10)
62Sadler Matthew (ENG)2625Wilder Michael (USA)25401-031 ≣E47It (cat.10)
204Vybiral Zdenek (CZE)2279Toth Lili (HUN)21721-021 ≣E47It (cat.1)09 Feb 2009
64Riemersma Liafber...2420Langeweg Kick (NED)23650-127 ≣E47It (c)
174Rendboe John (DEN)2245Michalczak Thomas...23860-131 ≣E47It (b)15 Oct 2005
190Ibragimov Ildar (...2598Friedel Joshua E ...24771-027 ≣E47It \28 Dec 2007
154Khalifman Alexand...2702Bologan Viktor (MDA)26301-040 ≣E47It \
44Ravikumar Vaidyan...2385Martin Andrew D (...24450-134 ≣E47It \
61Hoi Carsten (DEN)2372Tolnai Tibor (HUN)24700-137 ≣E47It \
152Salas Cristian (CHI)2343Ferrufino Boris (...22011-024 ≣E47It \
54Gulko Boris F (USA)2565Koepcke1-030 ≣E47It \