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Nimzo-Indian, Sämisch Variation, Keres Variation 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5

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
134Toliusis LBoness A1-029 ≣E20World Tournament ...
21Hadjipetrov Aleks...Ivanov Pavel (RUS)20021-040 ≣E20Ch Bulgaria
95Walter HFWanke Rudolf1-031 ≣E20corr.
26Weinstein Raymond...Denker Arnold S (...22931-041 ≣E20Ch USA
296Niemic AGnudsenem0-120 ≣E20Europe Tournament...
464Monacell JamesIngersol Harry1-037 ≣E20Tournament (IECG)
449Porras RubenVaras Carlos (CHI)22970-19 ≣E20It (open)
613Sanchez de Las Ha...Toranzo Fernandez...20090-132 ≣E20It (open)07 Oct 2007
753Prodinger JohannesDurakovic Alman (...22210-127 ≣E20It (open)27 Aug 2011
298Tiihonen IlpoKansanniva Markku0-124 ≣E20?
234FahlstromStolle E1-027 ≣E20World Tournament ...
295Forte LQuinn Deborah (IRL)18410-134 ≣E20Ch Great Britain ...
430Kolotilina LTarnovskaya T1-035E20Ch Russia (junior...
299Tiihonen IlpoKansanniva Markku0-124 ≣E20Ch Finland (corr.)
202Roschlau BVerat Laurent (FRA)23381-028 ≣E20It (open)
131Butze RolandGlausius G1-028 ≣E20World Tournament ...
513Slupik ChrisAnton Teodor (ROM)20920-131E20Dos Hermanas Qual...18 Mar 2003
571Grigorieva Olga (...Bazhenova Dina (RUS)18710-130 ≣E20Ch Russia (junior...
98Khodos German L (...Barczay Laszlo (HUN)23811-025 ≣E20Match \
347Chowaniec WSzuszkiewicz J1-019 ≣E20corr.
176NeckelKrechlok1-040 ≣E20corr.
164EsnaolaPiastowski Kurt (...19780-125 ≣E20corr.
149Brilla Banfalvi S...Morozov1-032 ≣E20Ch Europe (team) ...
168Molenbroek HansFabri Ferenc (HUN)20550-138 ≣E20Olympiad (corr.)
197NeckelGorsler1-035 ≣E20corr.
201Panovic TTodorovic Goran N...23961-013 ≣E20?
175Soderman BrorSopanen Pekka1-035 ≣E20?
369Computer \Computer \1-039 ≣E20Ch World (computers)
144Lempiainen HeimoValo Veikko0-130 ≣E20?
215Woestmann Hans Jo...Spenner Frank1-032 ≣E20Regionalliga NordS
178Ylisela JuhaniPalenius Jarmo1-022 ≣E20Ch Finland (team)
174Flum GHesse Gunter1-037 ≣E20Cup Baltic (corr.)
123GretskinEstrin Yakov B (RUS)24500-137 ≣E20corr.
48Koblencs AleksandrsBuslaev Aleksande...1-028 ≣E20Ch Baltic Republics
368Computer \Computer \1-037 ≣E20It (computers)
405Galiano ADel Rio Angelis S...23750-118 ≣E20Ch Spain
330Van Eaton JasonKleist Frederick ...21040-134 ≣E20It (2)
151Mustelin JuhaniKuro Timo1-027 ≣E20?
135Lempiainen HeimoKumpare Matti1-016 ≣E20?
104Diaconescu PaulMueller Horst (AUT)20471-044 ≣E20Olympiad (corr.)
316Stragmueller Andr...Weiss Christian (...24020-126 ≣E20It (open)
166Foulds EVWalters0-122 ≣E20Ch Great Britain ...
140HoewelBusch Raimund (GER)23200-146 ≣E20Ch NRW
99Kondratiev Pavel ...Zhdanov Igor1-030 ≣E20Ch URS (team)
127Hollis Adrian Swa...Steiner Josef (AUT)21161-039 ≣E20It (cat.7)
116Carbone ADebarnot Roberto ...23750-133 ≣E20It
10Kuzminykh Evgeni FKondratiev Pavel ...0-139 ≣E20Ch URS (1/2 final)
117MooyBubenik J1-040 ≣E20Europe Tournament...
35Porreca Giorgio (...Tatai Stefano (ITA)23671-044 ≣E20Tournament
61Bowen AWWade Robert G (ENG)21481-032E20Ch Great Britain
69Snellman SvenMykra Veikko1-039 ≣E20?
528PunteriBoldrin Marco (ITA)18691-033 ≣E20It (open)06 Sep 2004
77Peterson Andrey (...Ridzvanavicius1-029 ≣E20Ch Baltik Republics
216McMillanCowling TI1-045 ≣E20corr.
7Kuzminykh Evgeni FKoblenc A (LAT)1-029 ≣E20Ch URS (1/2 final)
283JacimovicKaisarevic1-045 ≣E20corr.
9Sakellaropoulos ThLoverdos S1-024 ≣E20Ch Greece
132Diaconescu PaulPrieditis G1-026 ≣E20World Tournament ...
139Butze RolandWeder Erhard1-050 ≣E20corr.
294Diaz AdolfoParamos Dominguez...24180-143 ≣E20It (open)
87Miettinen ReinoSalovaara Reino1-020 ≣E20?
40Germek MilanDonner Jan-Hein (...24301-040 ≣E20It
47Weise DietrichLengyel Levente (...22930-144 ≣E20Ch Europe (team)
5Muhring PimEuwe Max (NED)0-148 ≣E20Ch Netherlands
133Molenbroek HansDetmer Herbert1-025 ≣E20World Tournament ...
158Navas NormanTempone Marcelo (...24110-130 ≣E20Ch Pan-American (...
1Euwe Max (NED)Golombek Harry (ENG)23201-038 ≣E20
161Kontulainen HannuHartonen Kari1-032 ≣E20?
96Hollis Adrian Swa...Lambshire MV1-046 ≣E20Ch Great Britain
2Landau Salo (POL)Van Scheltinga Th...23250-137 ≣E20Match
231Sokolov Sergey M ...Aleksandrov Aleks...23401-039 ≣E20Ch URS (qual)
148Neckel OHobusch Werner (GER)21611-050 ≣E20corr.
348Wojnar MGalkiewicz Darius...22221-028 ≣E20corr.
65Tay Cheong AnnBerger Bela (HUN)0-137 ≣E20Zt
236KuglerGabriel0-122 ≣E20corr.
185Merker RJasinski1-042 ≣E20Ch DDR (corr.)
110Engel WolfgangWalthemathe A0-121 ≣E20corr.
642Meerovich IlanHarper Warren (USA)23091-025 ≣E20US Chess League27 Aug 2008
43Gulbrandsen A V (...Wostin Rik H (BEL)22501-041 ≣E20Ch World (juniors)
57Omari (ALB)Ortega Lexy (ITA)24750-126 ≣E20Olympiad
32KondratievUnzicker Wolfgang...24330-139 ≣E20It
66Soeby Frode (DEN)Larsen Bent (DEN)24151-041 ≣E20Ch Denmark
38Weise DietrichClemens Christian...23140-148 ≣E20Ch BRD
221Ruygrok DennisHotting Arend0-116 ≣E20corr.
731Robertson J StuartHarley-Yeo Gareth...20061-029E20Ch England (team)...01 May 2011
113Hartmann W (GER)Rodford DE0-130 ≣E20corr.
3Junge Klaus (CHI)Bogoljubow Efim D...0-140 ≣E20It
100Kondratiev Pavel ...Zhdanov Igor1-028 ≣E20Ch URS (team)
80Petersen Sejer Ho...Hamann Svend (DEN)22981-041 ≣E20Ch Denmark
64Fraczek HenrykSzukszta Janus0-131 ≣E20Ch Poland
75ChristensenLakjunas0-121 ≣E20Cup Baltic (corr.)
14Berliner Hans J (...Anderson Frank R ...0-130 ≣E20It (open)
37Purdy Cecil J S (...Sarapu Ortvin (NZL)22551-037 ≣E20Ch Australia15 Oct 1960
115Mileika YaLevchenkov Vitaly...22600-123 ≣E20?
342Ionescu-Ilie Vior...Zak Uriel (ISR)23700-147 ≣E20It (open)
720Anand Viswanathan...2817Wang Hao (CHN)27331-033 ≣E20It (cat.20)18 Jan 2011
314Shirov Alexei (ESP)2710Arnason Jon L (ISL)25250-143 ≣E20It
303Shirov Alexei (ESP)2710Chandler Murray G...25751-033 ≣E20It (cat.14)
315Shirov Alexei (ESP)2710Olafsson Helgi (ISL)22701-023 ≣E20It
289Shirov Alexei (ESP)2710Georgiev Kiril (MKD)26100-141 ≣E20It