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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
65Lehtosaari Kalevi...2043Ekmark Raimo1-034 ≣A15?
5Marini LuisLuckis Marcos22700-137 ≣A17Ch Argentina
73Sadler Matthew (ENG)2440Motwani Paul (SCO)24941-036 ≣A40It (open)
97Gehlert Klaus (GER)2270Scheringer Dietrich20101-027 ≣A40Bayern Regionalli...
135Hilmer Frank (GER)2209Becker Marcel (GER)22451-021 ≣A40It (open)
217Szabo Zsolt (HUN)2196Rudolf Anna (HUN)23591-034 ≣A40Ch Hungary (team)...25 Sep 2011
113Milov Vadim (SUI)2565Rozentalis Eduard...26100-140 ≣A40It (open)
151Hoi Carsten (DEN)2406Sanchez Martin Va...21051-029 ≣A40It (open) \
55Cvitan Ognjen (CRO)2510Prandstetter Edua...22961-037 ≣A40It \
165Gehlert Klaus (GER)2251Lechleitner Walter19771-032 ≣A40Bayern Regionalli...13 Feb 2005
168Ludwig Remi (FRA)2097Ollier Pablo (FRA)19701-034 ≣A40Ch France (juniors)
102Winning Graham (SCO)2080Shaw Kevin F1-027 ≣A40It (open) \
84Gebhardt Ulrich (...2225Pinkus Lutz (GER)21700-134 ≣A40It (open)
11Weiner MilanWestbrock C0-117 ≣A40It (open)
216Starcic Tadej (SLO)2091Pregarac Valter (...21050-140 ≣A40It (open)15 Aug 2011
223Arun Prasad S (IND)2510Swayams Mishra (IND)23931-034 ≣A40Ch India05 Oct 2012
173Netusil Miroslav ...2333Srba Milan (CZE)22131-039 ≣A40It (open) \19 Sep 2005
132Elsness Frode (NOR)2395Johannessen Leif ...23561-038 ≣A40Ch Norway (team)
203Lugovoi Aleksei (...2531Barsov Alexei (UZB)25111-024 ≣D31Memorial P.Keres ...10 Jan 2009
193Palomar Felix (FRA)1877Barsov Alexei (UZB)25130-130 ≣D31It (open)25 Feb 2008
29Filip Miroslav (CZE)2465Skold Kristian (SWE)23401-040 ≣E47Ch Europe (team) ...
56Trincardi Tullio ...2235Fabbri Mario (ITA)21800-133 ≣E47?
15Sumar Julio (PER)2120Marini Luis0-140 ≣E47Zt
21Sanguinetti Raul ...2485Wexler Francisco0-140E47Ch Argentina
94Wilson Jonathan (...2190Stanton William (...20951-037 ≣E47It (open)
60Zaiatz Elena (RUS)2230Vitolins Alvis (LAT)24150-134 ≣E47Ch URS (1/2 final)
199Swiech Przemyslaw...1448Lorek Milosz (POL)19281-022 ≣E47Tournament (juniors)15 Sep 2008
213Lutsko Igor (BLR)2345Lomako Pavel (BLR)23920-138 ≣E47Ch Belarus24 Jan 2011
209Fernandez Francis...2313L'Ami Erwin (NED)26240-133 ≣E47Olympiad21 Sep 2010
6Ader Walter (CHI)2270Atias Waldo1-022 ≣E47It
32Lev Arieh (ISR)2265Buch Avital0-140 ≣E47Ch Israel
2Bolbochan Julio (...2440Garibaldi Oscar (...1-031 ≣E47Ch Argentina
77Jelen Iztok (SLO)2430Brglez Rado (SLO)23151-027 ≣E47It (open)
52Thorsteins Karl (...2469Petursson Margeir...25350-135 ≣E47Ch Iceland
48Hansen Curt (DEN)2500Larsen Bent (DEN)25650-140 ≣E47?
47Pein Malcolm (ENG)2382Morrison Graham (...21491-036 ≣E47It (young masters)
99Heinimaki Leo (FIN)2072Hermlin Aarne (EST)23350-136 ≣E47It (open)
17Donner Jan-Hein (...2430O'kelly De Galway...24600-135 ≣E47It
130Khenkin Igor (GER)2600Timoscenko Gennad...24700-139 ≣E47It (open)
119Mancini Mario (FRA)2290Chuchelov Vladimi...25400-132 ≣E47It (open)
51Valiente Cristoba...2350Bammoune Abd'Enna...22801-038 ≣E47Olympiad
159Cebalo Miso (CRO)2520Pavlovic Milos (SRB)24810-137 ≣E47It (open)
183Litwin Barbara (POL)1786Warakomska Anna (...21670-140 ≣E47It (open) \28 Apr 2007
138Rodrigues Jose (POR)2085Costa Joao Guerra...20060-140 ≣E47It
120Kupreichik Viktor...2500Lau Ralf (GER)24950-125 ≣E47It (open)
137Risch Michel (LUX)2086Kantinti Shadrack...21330-127 ≣E47Olympiad
101Santos AndreAkopyan Harutyun ...22250-134 ≣E47Ch World (juniors)
169Assad Karine (FRA)2054Heinz Timothee (FRA)22530-137 ≣E47Ch France (team) ...02 Apr 2005
191Fuentes Jorge (URU)1913Alcarraz David0-139 ≣E47Memorial Jose Mar...22 Jan 2008
144Riboldi Mario Gar...1688Limp Eduardo (BRA)23840-138 ≣E47Ch Paulista
39Watson Ian R (ENG)Chandler Murray G...25300-131 ≣E47Ch Great Britain
177Quach Charlie (FRA)2162Delabaca Romuald ...21721-027 ≣E47Ch France (access...21 Aug 2006
194Werle Jan (NED)2582Tischbierek Raj (...24591-030 ≣E47Bundesliga 2007/0819 Apr 2008
207Genocchio Daniele...2449Vocaturo Daniele ...25811-040 ≣E47Ch Italy (team)01 May 2010
201Peng Zhaoqin (NED)2455Kosteniuk Alexand...25250-139 ≣E47World Mindsports ...05 Oct 2008
220Loginova Lubov1847Vershinin Mikhail...20340-140 ≣E47Memorial Sukharev...22 Jul 2012
109McMahon Daire (IRL)2240Tejas Bakre (IND)0-130 ≣E47It (cat.3)
57Greenfeld Alon (ISR)2550Shrentzel Israel ...23851-026 ≣E47It (cat.10)
1Kotov Alexander A...2500Lilienthal Andor ...23851-033 ≣E47
214Foisor Mihaela-Ve...2205Porcoleanu D18111-023 ≣E47Ch Romania (w)12 Feb 2011
180Kunitson N2104Kulaots Kaido (EST)25470-133 ≣E47Ch Estonia22 Jan 2007
83Jelen Igor (SLO)2380Roskar Robert (SLO)22901-035 ≣E47It (open)
115Wohl Aleksandar H...2400Renet Olivier (FRA)25050-137 ≣E47Olympiad
105Schaefer Michael ...2210Dautov Rustem (GER)26150-139 ≣E47It (open)
85Thorfinnsson Brag...2427Simila V1-031E47Ch Scandinavia (s...
127Hurme Harri M (FIN)2258Veingold Aleksand...24850-137 ≣E47Tournament
13Andric DragoslavKaraklajic Nikola...23030-130 ≣E47Ch Yugoslavia
174Rendboe John (DEN)2245Michalczak Thomas...23860-131 ≣E47It (b)15 Oct 2005
58Hallila EetuYlijoki Marko0-140 ≣E47?
89Hess Ralf (GER)2319Song Paul (USA)20661-034 ≣E47It (open)
4Bozic AlexanderSimonovic Borko1-034 ≣E47Ch Yugoslavia
10Bondarevsky Igor ...Pogats Jozsef (HUN)22301-036 ≣E47It
170Limeres Cristobal...2254Hernando Rodrigo ...23610-130 ≣E47Ch Spain (team) (...13 Aug 2005
43Condie Mark L (SCO)2360Speelman Jonathan...25000-132 ≣E47Zt
149Cetinkaya Vedat A...2058Apaydin Fethi (TUR)20540-133 ≣E47Ch Turkey
91Hoffmann Regis (FRA)2097Smagin Sergey (RUS)25400-140 ≣E47It (open)
90Sanchez Gavilan MPogorelov Ruslan ...24000-132 ≣E47It (open)
93Ludden Gert-Jan (...2262De Boer Reijer1-031 ≣E47Ch Netherlands (c...
134Ploehn Heiko2165Scheipl Ralf (GER)22680-124 ≣E47Bayern Regionalli...
16Fuderer Andrija (...Krzisnik Zvone1-038 ≣E47Ch Yugoslavia
62Sadler Matthew (ENG)2625Wilder Michael (USA)25401-031 ≣E47It (cat.10)
42Miles Anthony J (...2565Hawksworth John C...23551-031 ≣E47Ch Great Britain
78Konings Leon (NED)2240Pliester Leon (NED)23450-124 ≣E47Ch Netherlands (q...
152Salas Cristian (CHI)2343Ferrufino Boris (...22011-024 ≣E47It \
3Euwe Max (NED)Steiner Hermann (...1-038 ≣E47It
14Andric DragoslavMajstorovic Ljubomir0-129 ≣E47Ch Yugoslavia
9Ojanen Kaarle S (...2335Bolbochan Julio (...24400-117 ≣E47Olympiad
82Kjeldsen Jens (DEN)2375Sax Gyula (HUN)25150-137 ≣E47It \
12Moisieev Oleg L (...2385Bondarevsky Igor ...1-033 ≣E47Ch URS (1/2 final)
18Petrosian Tigran ...2580Troianescu Octav ...23301-032 ≣E47Memorial G.Maroczy
20Pelitov Dimitar (...2165Padevsky Nikola (...23550-136 ≣E47Ch Bulgaria28 Oct 1953
23BenitesForintos Gyozo V ...23170-128 ≣E47Ch World (team) (...
25Carvajal JohnnyHumerez Estrada C...1-036 ≣E47Ch Bolivia (match)
27Birbrager Isaak (...Uusi Gunnar (EST)0-138 ≣E47Tournament
28Dzindzichashvili ...2550Zaitsev Igor A (RUS)24081-034 ≣E47?
30RumiancevKondratiev Pavel ...0-132 ≣E47Ch URS (team)
31Kotka ReinoTuominen Rauno1-027 ≣E47?
33Boudy Julio (CUB)2395Filip Miroslav (CZE)24950-140 ≣E47?
35Hoi Carsten (DEN)2355Gallmeyer Peter (...22351-020 ≣E47Tournament
26Minev Nikolay N (...2370Mosen (TUN)1-022 ≣E47Olympiad