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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
174Rendboe John (DEN)2245Michalczak Thomas...23860-131 ≣E47It (b)15 Oct 2005
127Hurme Harri M (FIN)2258Veingold Aleksand...24850-137 ≣E47Tournament
105Schaefer Michael ...2210Dautov Rustem (GER)26150-139 ≣E47It (open)
115Wohl Aleksandar H...2400Renet Olivier (FRA)25050-137 ≣E47Olympiad
109McMahon Daire (IRL)2240Tejas Bakre (IND)0-130 ≣E47It (cat.3)
159Cebalo Miso (CRO)2520Pavlovic Milos (SRB)24810-137 ≣E47It (open)
119Mancini Mario (FRA)2290Chuchelov Vladimi...25400-132 ≣E47It (open)
130Khenkin Igor (GER)2600Timoscenko Gennad...24700-139 ≣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
213Lutsko Igor (BLR)2345Lomako Pavel (BLR)23920-138 ≣E47Ch Belarus24 Jan 2011
209Fernandez Francis...2313L'Ami Erwin (NED)26240-133 ≣E47Olympiad21 Sep 2010
214Foisor Mihaela-Ve...2205Porcoleanu D18111-023 ≣E47Ch Romania (w)12 Feb 2011
180Kunitson N2104Kulaots Kaido (EST)25470-133 ≣E47Ch Estonia22 Jan 2007
188Sokolov Ivan (NED)2673Miroshnichenko Ev...26511-040 ≣E47Cup European Club08 Oct 2007
60Zaiatz Elena (RUS)2230Vitolins Alvis (LAT)24150-134 ≣E47Ch URS (1/2 final)
51Valiente Cristoba...2350Bammoune Abd'Enna...22801-038 ≣E47Olympiad
72Levitt Jonathan (...2420Coste Thierry (FRA)21761-039 ≣E47It (open)
24Kupka Slavoj (CZE)2169Vesely Jaromir (CZE)19790-140 ≣E47Ch Czechoslovakia
47Pein Malcolm (ENG)2382Morrison Graham (...21491-036 ≣E47It (young masters)
1Kotov Alexander A...2500Lilienthal Andor ...23851-033 ≣E47
7Kottnauer Cenek (...2370Szabo Laszlo (HUN)19030-134 ≣E47It
94Wilson Jonathan (...2190Stanton William (...20951-037 ≣E47It (open)
34Reshevsky Samuel ...2490Piesina Gintautas...23900-135 ≣E47It \
82Kjeldsen Jens (DEN)2375Sax Gyula (HUN)25150-137 ≣E47It \
4Bozic AlexanderSimonovic Borko1-034 ≣E47Ch Yugoslavia
58Hallila EetuYlijoki Marko0-140 ≣E47?
13Andric DragoslavKaraklajic Nikola...23030-130 ≣E47Ch Yugoslavia
19Sliwa Bogdan (POL)2235Gadalinski Jan (POL)1-035 ≣E47Ch Poland14 Oct 1952
85Thorfinnsson Brag...2427Simila V1-031E47Ch Scandinavia (s...
10Bondarevsky Igor ...Pogats Jozsef (HUN)22301-036 ≣E47It
57Greenfeld Alon (ISR)2550Shrentzel Israel ...23851-026 ≣E47It (cat.10)
75Dereviagin Vladis...2320Dokhoian Yury (RUS)25450-140 ≣E47It (open)
45Enklaar Bertus F ...2395Borm Franciscus W...23851-033 ≣E47It (open)
170Limeres Cristobal...2254Hernando Rodrigo ...23610-130 ≣E47Ch Spain (team) (...13 Aug 2005
15Sumar Julio (PER)2120Marini Luis0-140 ≣E47Zt
43Condie Mark L (SCO)2360Speelman Jonathan...25000-132 ≣E47Zt
149Cetinkaya Vedat A...2058Apaydin Fethi (TUR)20540-133 ≣E47Ch Turkey
199Swiech Przemyslaw...1448Lorek Milosz (POL)19281-022 ≣E47Tournament (juniors)15 Sep 2008
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...
99Heinimaki Leo (FIN)2072Hermlin Aarne (EST)23350-136 ≣E47It (open)
16Fuderer Andrija (...Krzisnik Zvone1-038 ≣E47Ch Yugoslavia
52Thorsteins Karl (...2469Petursson Margeir...25350-135 ≣E47Ch Iceland
62Sadler Matthew (ENG)2625Wilder Michael (USA)25401-031 ≣E47It (cat.10)
42Miles Anthony J (...2565Hawksworth John C...23551-031 ≣E47Ch Great Britain
29Filip Miroslav (CZE)2465Skold Kristian (SWE)23401-040 ≣E47Ch Europe (team) ...
78Konings Leon (NED)2240Pliester Leon (NED)23450-124 ≣E47Ch Netherlands (q...
152Salas Cristian (CHI)2343Ferrufino Boris (...22011-024 ≣E47It \
2Bolbochan Julio (...2440Garibaldi Oscar (...1-031 ≣E47Ch Argentina
3Euwe Max (NED)Steiner Hermann (...1-038 ≣E47It
14Andric DragoslavMajstorovic Ljubomir0-129 ≣E47Ch Yugoslavia
6Ader Walter (CHI)2270Atias Waldo1-022 ≣E47It
8Hugot ClaudeDonner Jan-Hein (...24300-140 ≣E47It
9Ojanen Kaarle S (...2335Bolbochan Julio (...24400-117 ≣E47Olympiad
12Moisieev Oleg L (...2385Bondarevsky Igor ...1-033 ≣E47Ch URS (1/2 final)
17Donner Jan-Hein (...2430O'kelly De Galway...24600-135 ≣E47It
18Petrosian Tigran ...2580Troianescu Octav ...23301-032 ≣E47Memorial G.Maroczy
20Pelitov Dimitar (...2165Padevsky Nikola (...23550-136 ≣E47Ch Bulgaria28 Oct 1953
21Sanguinetti Raul ...2485Wexler Francisco0-140E47Ch Argentina
22Albert Horacio (ARG)2121Behrensen Jorge (...23250-140 ≣E47It
23BenitesForintos Gyozo V ...23170-128 ≣E47Ch World (team) (...
25Carvajal JohnnyHumerez Estrada C...1-036 ≣E47Ch Bolivia (match)
26Minev Nikolay N (...2370Mosen (TUN)1-022 ≣E47Olympiad
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?
32Lev Arieh (ISR)2265Buch Avital0-140 ≣E47Ch Israel
33Boudy Julio (CUB)2395Filip Miroslav (CZE)24950-140 ≣E47?
35Hoi Carsten (DEN)2355Gallmeyer Peter (...22351-020 ≣E47Tournament
36Krockert E (GER)Drescher Wolfgang0-136 ≣E47corr.
37Hoi Carsten (DEN)2355Niklasson Christe...23850-129 ≣E47It
38Hoi Carsten (DEN)2415Pokojowczyk Jerzy...23901-029 ≣E47It (open)
40Hoi Carsten (DEN)2390Brinck-Claussen B...23751-040 ≣E47Tournament
41Sutton Richard J ...2259Garbett Paul Anth...22900-131 ≣E47Ch New Zealand
44Ravikumar Vaidyan...2385Martin Andrew D (...24450-134 ≣E47It \
46Ermenkov Evgenij ...2520Kindermann Stefan...25190-133 ≣E47It (cat.9)
48Hansen Curt (DEN)2500Larsen Bent (DEN)25650-140 ≣E47?
49Pyrich George (SCO)2014Muir Andrew J (SCO)23110-131 ≣E47Ch Scotland
50KrnicnujNoseda JM0-125 ≣E47Cup Latin (corr.)
53Schlehoefer Ralf ...2312Cladouras Panagio...23700-137 ≣E47Bundesliga 1987/88
54Gulko Boris F (USA)2565Koepcke1-030 ≣E47It \
56Trincardi Tullio ...2235Fabbri Mario (ITA)21800-133 ≣E47?
59Hampel Janusz (POL)2061Fechner Jurgen1-025 ≣E47corr.
77Jelen Iztok (SLO)2430Brglez Rado (SLO)23151-027 ≣E47It (open)