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Nimzo-Indian, 4.e3, Bronstein (Byrne) Variation 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Ne2 Ba6

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
128Knaak Rainer (GER)2510Meissner Hans-Jue...22491-024 ≣E40Ch DDR
187Gurevich Dmitry (...2510Olafsson Helgi (ISL)22700-144 ≣E40It (open)
416Kacheishvili Gior...2510Burnett Ronald (USA)23951-037 ≣E40It (cat.8)
322Sadler Matthew (ENG)2515Brunner Lucas (SUI)24900-147 ≣E40It
208Yrjola Jouni (FIN)2515Turunen Pekka (FIN)22461-021 ≣E40?
97Smejkal Jan (CZE)2515Hort Vlastimil (GER)26050-138 ≣E40Ch Czechoslovakia
230Garcia Palermo Ca...2515Roeder Mathias (GER)23981-032 ≣E40Bundesliga 1986/87
117Knaak Rainer (GER)2515Neukirch Detlef (...22671-041 ≣E40Ch DDR
527Taleb Moussa (UAE)2517Itkis Boris (ROM)24621-049 ≣E40It (cat.8)27 May 2004
353Moskalenko Viktor...2520Utemov Vladimir (...23851-045 ≣E40It (open)
56Portisch Lajos (HUN)2523Shamkovich Leonid...23421-033 ≣E40It
80Portisch Lajos (HUN)2523Spassky Boris V (...25481-040 ≣E40It \
71Portisch Lajos (HUN)2523Fischer Robert J ...27800-135 ≣E40It
149Sturua Zurab (GEO)2524Lerner Konstantin...25150-146 ≣A17Memorial V.Karsel...
219Knaak Rainer (GER)2525Adorjan Andras (HUN)25351-021 ≣E40It (cat.11)
665Shengelia Davit (...2526Slavin Alexei (RUS)23991-029 ≣E40Cup European Club28 Sep 2011
658Del Rio Angelis S...2527Almagro Llanas Pa...24660-142 ≣E40Ch Spain (team) (...01 May 2011
664Sambuev Bator (RUS)2528Poirier Erik1-038 ≣E40Ch City (open)10 Sep 2011
539Petkov Vladimir (...2529Rusev Krasimir (BUL)24341-036 ≣E40Ch Bulgaria23 May 2005
185Gligoric Svetozar...2530Speelman Jonathan...25751-039 ≣E40Olympiad
260Vaisser Anatoly (...2530Wilde Pierre (GER)22731-035 ≣E40?
239Knaak Rainer (GER)2530Reeh Oliver (GER)24531-025 ≣E40It (open)
333Lugovoi Aleksei (...2531Eismont Oleg (RUS)24151-034 ≣E40It (open)
201Ionov Sergey (RUS)2540Karpeshov Oleg (RUS)23840-139 ≣E40Ch URS (1/2 final)
312Petursson Margeir...2540Seul Georg (GER)24430-137 ≣E40It (open)
140Wilder Michael (USA)2540Weinstein Norman ...24500-125 ≣E40?
119Timman Jan H (NED)2540Cosulich Roberto ...24301-07 ≣E40It
141Kuzmin Gennadi P ...2550Toth Bela (ITA)23451-033 ≣E40It
624Damljanovic Brank...2551Maksimovic Branim...24211-010 ≣E40Cup Serbia (team)19 May 2009
673Li Shilong (CHN)2553Akopian Vladimir ...26971-041 ≣E40It \09 Jun 2012
42Korchnoi Viktor (...2556Casabella M1-032 ≣E40?
628Mecking Henrique ...2556Roland Marcos (BRA)21551-033 ≣E40Ch Continental Am...26 Jul 2009
28Boleslavsky Isaac...2560Peterson Andrey (...1-024 ≣E40Ch URS (1/4 final)
148Kuzmin Gennadi P ...2560Ree Hans (NED)25001-031 ≣E40It
27Boleslavsky Isaac...2560Strugacs1-031 ≣E40Ch Belarus
161Knaak Rainer (GER)2565Bronstein David I...25551-034 ≣E40It (cat.11)
319Hansen Sune Berg ...2566Greger Roland (DEN)23701-021 ≣E40Ch Denmark (qual)
493Ibragimov Ildar (...2566Burnett Ronald (USA)24360-128 ≣E40It \
509Stocek Jiri (CZE)2569Istratescu Andrei...26110-150 ≣E40It (open)
270Alterman Boris (ISR)2570Rajskij Eduard (BLR)24501-025 ≣E40Ch URS (club)
510Akobian Varuzhan ...2571Burnett Ronald (USA)24441-034 ≣E40It (open)
542Kharlov Andrei (RUS)2571Zaja Ivan (CRO)24661-022 ≣E40Ch Europe26 Jun 2005
458Balashov Yuri S (...2575Belozerov Andrei ...24731-042 ≣E40Memorial A.Petrov...
129Taimanov Mark E (...2580Kuzmin Gennadi P ...24171-033 ≣E40Ch URS (1 liga)
663Sedlak Nikola (SRB)2580Ninov Nikolai (BUL)25181-045 ≣E40Ch Serbia (team P...01 Sep 2011
153Panno Oscar (ARG)2580Van Der Sterren P...24001-032 ≣E40It (cat.13)
384Giorgadze Giorgi ...2580Rodriguez Lopez R...24101-047 ≣E40It (open)
582Akobian Varuzhan ...2585Burnett Ronald (USA)23711-041 ≣E40Ch USA15 May 2007
370Morovic Fernandez...2585Gold Paul M1-028 ≣E40It (open)
638Zubarev Alexander...2586Philippe Christop...24171-029 ≣E40It (open)11 Apr 2010
421Avrukh Boris (ISR)2588Barsov Alexei (UZB)25391-039 ≣E40It (open)
424Avrukh Boris (ISR)2588Bunzmann Dimitrij...25961-048 ≣E40It (cat.14)
471Lesiege Alexandre...2588Gurevich Artjom (...21961-034 ≣E40Zt
495Neverov Valeriy (...2588Istratescu Andrei...25930-129 ≣E40It (open)
452Aleksandrov Aleks...2591Akopian Vladimir ...26601-044 ≣E40Ch World FIDE (KO...
345Rogers Ian (AUS)2595Brynell Stellan (...24701-030 ≣A40It
203Hort Vlastimil (GER)2595Speelman Jonathan...25351-037 ≣E40It (a)
490Mamedyarov Shakhr...2596Akopian Vladimir ...27030-135 ≣E40It (open) \
191Milos Gilberto (BRA)2597Sunye Neto Jaime ...25000-149 ≣E40Ch Brazil
677Rapport Richard (...2601Kigel Dmytro (UKR)22761-022 ≣E40Ch World (juniors...05 Aug 2012
456Shabalov Alexande...2601Burnett Ronald (USA)23991-030 ≣E40It (open)
607Khismatullin Deni...2606Bocharov Dmitry (...25971-036 ≣E40Memorial Izmailov...03 Jul 2008
648Graf Alexander (GER)2606Ries Berthold (GER)20271-041 ≣E40It (open)30 Oct 2010
139Spassky Boris V (...2610Huebner Robert Dr...26001-050 ≣E40Match
642Atalik Suat (BIH)2613Sengul Cengiz (TUR)22251-047 ≣E40Ch Turkey (team)02 Jul 2010
151Hort Vlastimil (GER)2620Lombardy William ...25401-041 ≣E40It (cat.11)
449Avrukh Boris (ISR)2625Manor Ilan (ISR)24961-020 ≣E40Ch Israel (team)
571Volkov Sergey Vik...2628Vitiugov Nikita (...25960-146 ≣E40Ch Russia06 Sep 2006
145Portisch Lajos (HUN)2630Huebner Robert Dr...25950-139 ≣E40It (cat.14)
17Botvinnik Mikhail...2630Smyslov Vassily (...24941-030 ≣E40Ch World (match)
29Botvinnik Mikhail...2630Smyslov Vassily (...24941-041 ≣A17Ch World (match)
6Botvinnik Mikhail...2630Bronstein David I...24320-135 ≣E40Ch World (match)
488Graf Alexander (GER)2630Cvek Robert (CZE)24291-039 ≣E40Cup Mitropa
489Aleksandrov Aleks...2633Yemelin Vasily (RUS)25490-145 ≣E40It (open) \
351Timman Jan H (NED)2635Korchnoi Viktor (...26150-146 ≣E40It (cat.16)
368Korchnoi Viktor (...2635Short Nigel D (ENG)26451-036 ≣E40It (cat.16)
159Spassky Boris V (...2640Huebner Robert Dr...25951-028 ≣E40It
127Petrosian Tigran ...2645Butnorius Algiman...23881-045 ≣E40Olympiad URS
641Aleksandrov Aleks...2647Swayams Mishra (IND)23771-047 ≣E40Cup Mayor's (open)05 Jun 2010
679Nisipeanu Liviu-D...2648Berger Steve (GER)24121-042 ≣A40It \20 Aug 2012
453Lautier Joel (FRA)2648Leitao Rafael (BRA)25670-144 ≣E40Ch World FIDE (KO...
362Khalifman Alexand...2655Wahls Matthias (GER)25501-029 ≣E40Bundesliga 1994/95
499Aleksandrov Aleks...2659Perunovic Milos (...25751-046 ≣E40Ch Serbia & Monte...
407Lautier Joel (FRA)2660Nikolic Predrag (...26301-031 ≣E40It (cat.16)
526Mamedyarov Shakhr...2660Istratescu Andrei...26110-144 ≣E40Ch Europe24 May 2004
671Nguyen Ngoc Truon...2662Hari Krishna Pentala26931-041 ≣E40Ch Asia (team)24 May 2012
600Jobava Baadur (GEO)2664Maletin Pavel (RUS)25631-029 ≣E40It (open) \16 Feb 2008
659Sokolov Ivan (NED)2673Janssen Ruud (NED)24981-036 ≣E40Ch Netherlands30 Jun 2011
528Aronian Levon (ARM)2675Istratescu Andrei...26111-037 ≣E40Ch Europe27 May 2004
534Aronian Levon (ARM)2675Medvegy Zoltan (HUN)24671-029 ≣E40Bundesliga 2004/0511 Dec 2004
666Potkin Vladimir (...2684Vovk Yuri (UKR)25711-047 ≣E40Ch Europe (active)17 Dec 2011
317Ivanchuk Vassily ...2735Timman Jan H (NED)26301-044 ≣E40Match
150Vermeer KAltena K1-041 ≣E40corr.
135Wikman RagnarOlli Erkki1-039 ≣E40?
116Garcia S Alberto ...Adamski Jan (POL)24051-030 ≣E40?
113Brull GEssegern Kurt1-027 ≣E40corr.
112Anton V (GER)Trautmann Klaus (...20581-024 ≣E40corr.
110Donath RWestphal N0-134 ≣E40Ch DDR (corr.)
109Young NormanHolmes HD1-032 ≣E40Ch Scotland14 Jul 1973
107MeinsolmCosulich Roberto ...24250-123 ≣E40?