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Nimzo-Indian, 4.e3, Main line with 8...Bxc3 Notation: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nf3 d5 6. Bd3 c5 7. 0-0 Nc6 8. a3 Bxc3+ 9.bxc3 Qc7

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
69Formanek Edward W...2400Enklaar Bertus F ...23950-141 ≣E46It (b)
260Jakab Attila (HUN)2402Gerzhoy Leonid (CAN)23720-146 ≣E41It (cat.7)
280Sutter Oliver (SUI)2403Sokolov Andrei (FRA)26230-135 ≣E47Ch Switzerland (t...20 Mar 2005
295Batchuluun Cegmed...2404Dineley Richard (...22661-039 ≣E47Olympiad
58Blackstock Lesly ...2410Ornstein Axel (SWE)24401-035 ≣E21It
24Van Den Berg Care...2410Parma Bruno (SLO)24800-133 ≣E41It \
358Nadanian Ashot (ARM)2411Xiu Deshun (CHN)25211-035 ≣E10It (open)02 Sep 2010
399Ovod Evgenija (RUS)2412Bakre Tejas (IND)25090-128 ≣E41It (open) \15 Feb 2012
270Iotov Valentin (BUL)2414Lilov Valeri (BUL)22011-032 ≣E41Ch Bulgaria (qual.)13 Mar 2004
176Lyrberg Patrik (SWE)2415Kupreichik Viktor...25100-119 ≣E41It
71Scheeren Peter (NED)2415Karsa Laszlo (HUN)23460-136 ≣E47It (open)
300Matveeva Svetlana...2415Zhao Xue (CHN)24670-143 ≣E47Match \19 Aug 2006
249Ravi Lanka (IND)2419Sandipan Chanda (...24640-143 ≣D02It (open)
396Vakhidov Jahongir...2419Aleksandrov Aleks...26120-144 ≣A13It (open)07 Jan 2012
190Milanovic Danilo ...2420Maric Dragan (SRB)23051-030 ≣E47It \
134Belov Igor (RUS)2422Zaiatz Elena (RUS)24411-050 ≣A06Memorial M.Tal
258Kirichenko Vitaly...2425Ovsejevitsch Serg...25210-133 ≣E47Ukrainian Games
368Tan Zhongyi (CHN)2429Guo Qi (CHN)23671-035 ≣D30Ch China (w)30 Mar 2011
35Grigorian Karen (...2430Osnos Viatcheslav...23841-034 ≣E47Ch URS (1/2 final)
268Ravi Lanka (IND)2431Landa Konstantin ...25711-032 ≣E21It (open) \19 Feb 2004
32Byrne Robert E (USA)2434Villarroel Geber ...22901-036 ≣E21Olympiad
161Marinelli Tullio ...2440Sosonko Gennadi (...25250-149 ≣E41Zt
112Howell James C (ENG)2440King Daniel J (ENG)24950-141 ≣E41Ch Great Britain
54Lim Seng-Hoo (SIN)2440Tisdall Jonathan ...23900-127 ≣E47?
393Sharavdorj Dashze...2440Gundavaa Bayarsai...24780-116 ≣E46It (cat.8)11 Dec 2011
202Arlandi Ennio (ITA)2440Komarov Dimitri (...25700-127 ≣E47It (cat.10)
371Barria Daniel (CHI)2443Alvarez Pedraza A...25440-136 ≣E10It (open)22 Apr 2011
375Kanarek Marcel (POL)2444Fauland Alexander...24521-025 ≣E47It (cat.9)09 Jul 2011
378Kanarek Marcel (POL)2444Szabo Bence (HUN)23331-049 ≣E47Ch Europe (team) ...17 Jul 2011
336Nguyen Chi-Minh (...2447Mohota Nisha (IND)23151-037 ≣D31It (open)01 Aug 2009
33Gligoric Svetozar...2447Korchnoi Viktor (...25560-139 ≣E47It
99Lin Weiguo (CHN)2447Ivanchuk Vassily ...26251-039 ≣E47Ch World (juniors...
14Gligoric Svetozar...2447Vukovic Milosav (...22901-028 ≣E21Ch Yugoslavia
11Gligoric Svetozar...2447Burger Karl (USA)23101-039 ≣E47It
126Semkov Semko (BUL)2450Panajotov Janko (...22191-034 ≣E47Tournament (team)
96Semkov Semko (BUL)2450Drasko Milan (MNE)24651-034 ≣E47?
159Sjoberg Mats (SWE)2450Davies Nigel R (ENG)25050-141 ≣E47It
133Fauland Alexander...2452Renet Olivier (FRA)25300-139 ≣E47Ch Switzerland
322Kovalenko Igor (UKR)2453Bagirov Rufat (AZE)24860-149 ≣D31It (open)20 Aug 2008
164Gligoric Svetozar...2455Abramovic Bosko (...24800-148 ≣E47Ch Yugoslavia
28Geller Efim P (RUS)2455Nikitin Aleksande...24301-031 ≣A17It \
1Geller Efim P (RUS)2455Petrosian Tigran ...25801-046 ≣E40
85Barbero Gerardo F...2455Ricardi Pablo (ARG)24950-144 ≣E41Ch Argentina
407Mkrtchian Lilit (...2458Kosintseva Tatian...25130-136 ≣E47Ch World (blitz) (w)05 Jun 2012
77Dydyshko Viachesl...2460Korzubov Peter (BLR)24500-141 ≣E10Ch Belarus
205Hellsten Johan (SWE)2460Brynell Stellan (...24851-043 ≣A40Cup Rilton
392Urkedal Frode (NOR)2460Hammer Jon Ludvig...26060-145 ≣E21Ch Norway (team) ...05 Nov 2011
84Azmaiparashvili Z...2460Shneider Aleksand...24601-040 ≣A13Ch URS (young mas...
177Iskusnyh Sergei (...2460Balashov Yuri S (...25301-037 ≣E47It (cat.8)
363Zilberman Yaacov ...2462Battaglini Gabrie...24291-045 ≣E47It (cat.6)06 Dec 2010
105Djuric Stefan (SRB)2463Abramovic Bosko (...24450-150 ≣E47Ch Yugoslavia
199Korotylev Alexey ...2465Izoria Zviad (GEO)22501-029 ≣E47Ch Moscow (open)
178Stojanovic Mihajl...2465Abramovic Bosko (...24900-135 ≣E41Ch Yugoslavia (open)
256Klimov Sergey (RUS)2466Lugovoi Aleksei (...25401-033 ≣E47Ch St. Petersburg
44Donner Jan-Hein (...2470Langeweg Kick (NED)24250-142 ≣E47It (cat.10)
332Bernasek Jan (CZE)2470Laznicka Viktor (...26170-126 ≣E10It (active)06 Jun 2009
247Kallio Heikki (FIN)2474Shahade Gregory (...24521-038 ≣E47It (cat.8)
170Galliamova Alisa ...2475Maric Alisa (SRB)24601-041 ≣E47It (w)
362Dambacher Martijn...2476Jobava Baadur (GEO)27101-029 ≣E41Cup European Club23 Oct 2010
357Dvirnyy Daniyyl (...2481Chatalbashev Bori...26060-143 ≣E46It (open)28 Aug 2010
365Di Berardino Dieg...2483Tsuboi Edson Kenj...23501-032 ≣E47Memorial Antonio ...14 Jan 2011
307Dumitrache Dragos...2485Bellaiche Anthony...24481-048 ≣E10It (cat.9)16 Feb 2007
123Ibragimov Ildar (...2485Skomorokhin Roman...23761-026 ≣E00Ch URS (1/2 final)
124Ibragimov Ildar (...2485Vekshenkov Nikola...24161-035 ≣E41Ch URS (1/2 final)
108Knaak Rainer (GER)2485Tischbierek Raj (...24541-041 ≣E46It (cat.10)
335Boros Denes (HUN)2485Estremera Panos S...23940-140 ≣A05Cup Artemis (open)15 Jul 2009
156Neverov Valeriy (...2485Anka Emil (HUN)24101-038 ≣E41It (open) \
287Del Rio Angelis S...2489Filippov Valerij ...25900-146 ≣D30Ch Europe26 Jun 2005
384Salem A R Saleh (...2489Botta Gabriele (SUI)22711-025 ≣E47Ch World (juniors...14 Aug 2011
76Vaisser Anatoly (...2490Makarichev Sergey...25050-131 ≣E47?
149Lukacs Peter (HUN)2490Loginov Valery A ...26100-139 ≣E47It
400Dambacher Martijn...2491Landa Konstantin ...26450-138 ≣E47Ch Netherlands (t...10 Mar 2012
239Knaak Rainer (GER)2494Duppel Matthias (...24461-033 ≣A40Bundesliga 2000/01
86Ricardi Pablo (ARG)2495Smith J R (WLS)21651-041 ≣E47Ch World (team) (...
41Donner Jan-Hein (...2500Troianescu Octav ...23300-139 ≣E41Memorial J.Capabl...
104Knaak Rainer (GER)2500Arduman Can (TUR)23361-044 ≣E47Olympiad
292Iotov Valentin (BUL)2503Grigorov Grigor (...24241-050 ≣E47Ch Bulgaria
412Rogozenko Dorian ...2504Myshkin Nikita (RUS)22991-032 ≣E47Memorial M.Botvin...29 Aug 2012
169Van Der Sterren P...2510Cifuentes Parada ...25001-037 ≣E47Ch Netherlands
166Taimanov Mark E (...2510Osnos Viatcheslav...24301-047 ≣E41Memorial S.Furman
242Smirnov Pavel (RUS)2510Bocharov Dmitry (...24251-032 ≣E41Ch Russia (junior...
235Li Wenliang (CHN)2511Hakki Imad (SYR)24101-030 ≣E41Ch Asia
315Holmberg Rune2513Drake Diez de Riv...25740-141 ≣E47Ch World (corr.) ...
331Kovacs G_ (HUN)2514Solomon Kenny (RSA)23511-035 ≣E46It (cat.8)06 Jun 2009
309Fier Alexander Hi...2516Van Riemsdijk Her...23911-020 ≣A06Tournament (team) \03 Mar 2007
391Zilka Stepan (CZE)2517Houriez Clement (...23310-136 ≣E47Cup Mitropa14 Oct 2011
364Zilka Stepan (CZE)2517Babula Vlastimil ...25721-043 ≣E47Extra League 2010/1109 Jan 2011
56Knaak Rainer (GER)2520Averbakh Yuri L (...25300-144 ≣E47?
136Rivas Pastor Manu...2520Eslon Jaan (SWE)24201-045 ≣E41It (open)
181Lugovoi Aleksei (...2520Acs Peter (HUN)24601-029 ≣E47It (a)
92Groszpeter Attila...2521Barczay Laszlo (HUN)23750-145 ≣E41?
39Portisch Lajos (HUN)2523Rubinetti Jorge (...23821-039 ≣E47Izt
131Giorgadze Giorgi ...2525Bjerke Richard (NOR)22851-041 ≣E47It (open) \
346Shchekachev Andre...2527Miroshnichenko Ev...26770-130 ≣E47It \24 May 2010
83Knaak Rainer (GER)2530Tischbierek Raj (...24500-133 ≣E47It (cat.8)
171Yakovich Yuri (RUS)2530Wilhelmi Christia...23550-140 ≣E47It (open) \
323Vazquez Renier (ESP)2530Petkov Vladimir (...24841-041 ≣E47It (open)27 Aug 2008
402Hillarp Persson T...2530Tisdall Jonathan ...24181-034 ≣E47Ch Norway (team) ...25 Mar 2012
53Unzicker Wolfgang...2535Keller Dieter (SUI)23591-038 ≣A05Ch Switzerland
65Vaisser Anatoly (...2536Zilberstein Valer...22510-150 ≣E47Spartakiada URS