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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
89Vladimirov Boris ...2340Szabo Laszlo (HUN)19031-021 ≣E20It
41Gligoric Svetozar...2447Germek Milan1-029 ≣E20It
43Gulbrandsen A V (...Wostin Rik H (BEL)22501-041 ≣E20Ch World (juniors)
44Khodos German (RUS)2200Kuijpers Frans A ...22801-040 ≣E20Olympiad (student...
45Sliwa Bogdan (POL)2235Kostro Jerzy (POL)23051-047 ≣E20Ch Poland
53Sliwa Bogdan (POL)2235Lengyel Levente (...22930-141 ≣E20It
47Weise DietrichLengyel Levente (...22930-144 ≣E20Ch Europe (team)
48Koblencs AleksandrsBuslaev Aleksande...1-028 ≣E20Ch Baltic Republics
49Velimirovic Drago...2407Ankerst Marjan (SLO)22101-041 ≣A17Cup Yugoslavia
50Ghitescu Theodor ...2384Soos Bela (GER)22811-036 ≣E20Ch Romania
51Richardson Keith ...2137Wade Robert G (ENG)21480-136 ≣E20Tournament
52Tal Mikhail N (LAT)2520Barstatis Reinhar...22400-143 ≣E20?
54Moehring Guenther...2294Neukirch Detlef (...22671-033 ≣E20Ch DDR
56Wade Robert G (ENG)2148Luginbuhl Erwin (...23701-032 ≣E20Olympiad
58Wade Robert G (ENG)2148Luginbuhl Erwin (...23701-032 ≣E20Olympiad
59Wade Robert G (ENG)2148Ortega Lexy (ITA)24750-137 ≣E20Olympiad
60Bukic Enver (SLO)2383Sofrevski Jovan (...23751-040 ≣E20It
61Bowen AWWade Robert G (ENG)21481-032E20Ch Great Britain
62Bonne Mark (BEL)2250Bernhardt Rolf (GER)22880-140 ≣E20It
63Kottnauer Cenek (...2370Nora Georges1-027 ≣E20It
64Fraczek HenrykSzukszta Janus0-131 ≣E20Ch Poland
65Tay Cheong AnnBerger Bela (HUN)0-137 ≣E20Zt
67Schmidt Johannes ...2243Gigas J1-046 ≣E20Ch BRD (corr.)
68Schmidt Johannes ...2243Lengyel C1-024 ≣E20Europe Tournament...
77Peterson Andrey (...Ridzvanavicius1-029 ≣E20Ch Baltik Republics
69Snellman SvenMykra Veikko1-039 ≣E20?
70Moehring Guenther...2294Liebert Heinz (GER)22470-137 ≣E20Ch DDR
71Asmundsson Ingvar...2292Palmason Gudmundu...22700-128 ≣E20It
72Portisch Lajos (HUN)2523Pachman Ludek (GER)22781-023 ≣A17Olympiad
74Barczay Laszlo (HUN)2381Bokor Istvan (HUN)22261-031 ≣E20Ch Hungary
75ChristensenLakjunas0-121 ≣E20Cup Baltic (corr.)
76Gheorghiu Florin ...2383Unzicker Wolfgang...24331-036 ≣E20Ch Europe (team)
81Maslov Yevgenij (...2265Korchmar E1-041 ≣E20Ch Armed Forces (...
82Taimanov Mark E (...2386Hamann Svend (DEN)22981-033 ≣E20It \
83Benko Pal C (USA)2408Hudson C1-020 ≣E20Ch USA (team)
84Gipslis Aivars (LAT)2429Vitolins Alvis (LAT)24351-049 ≣E20Tournament
87Miettinen ReinoSalovaara Reino1-020 ≣E20?
90Forintos Gyozo V ...2317Smyslov Vassily (...24940-147 ≣E20It
92Ageichenko Genadi...2343Smyslov Vassily (...24940-132 ≣E20Tournament
93Butnorius Algiman...2388Kaunas Kestutis (...22541-036 ≣A15?
94Kwasniewski Zdzis...2213Jamroz Zbigniew (...21791-022 ≣E20Ch Poland (team)
95Walter HFWanke Rudolf1-031 ≣E20corr.
97Vitolins Alvis (LAT)2435Gerasimov N (RUS)23550-121 ≣E20Ch Armed Forces
99Kondratiev Pavel ...Zhdanov Igor1-030 ≣E20Ch URS (team)
101Khodos German (RUS)2200Rubakhov1-030 ≣E20?
102Knezevic Milorad ...2212Jamroz Zbigniew (...21791-032 ≣E20It
103Gerusel Mathias (...2239Szabo Laszlo (HUN)19030-139 ≣E20It
104Diaconescu PaulMueller Horst (AUT)20471-044 ≣E20Olympiad (corr.)
105Portisch Lajos (HUN)2523Nagy Ervin (HUN)22691-027 ≣E20?
145Vladimirov Boris ...2340Gerasimov Nikolay...20921-021 ≣E20Tournament
107Hempson Peter W (...2085Gavrilovic Mikhail22001-047 ≣E20Ch Great Britain
108Hildenbrand Peter...2227Soelter Reinhold ...20720-139 ≣E20Ch OWL
109Ligterink Gert (NED)2405Harandi Khosro (IRI)23771-039 ≣E20Ch World (juniors)
110Engel WolfgangWalthemathe A0-121 ≣E20corr.
111Diez Del Corral J...2415Belkadi Ridha (TUN)23451-032 ≣E20Olympiad
112Khodos German (RUS)2200Asaturian S (RUS)1-029 ≣E20?
113Hartmann W (GER)Rodford DE0-130 ≣E20corr.
114Deze Anton (YUG)2400Komljenovic Davor...24510-130 ≣E20?
115Mileika YaLevchenkov Vitaly...22600-123 ≣E20?
116Carbone ADebarnot Roberto ...23750-133 ≣E20It
117MooyBubenik J1-040 ≣E20Europe Tournament...
118KleinFleischer W0-121 ≣A15corr.
119Bohm Hans (NED)2317Timman Jan H (NED)24800-140 ≣A17Ch Netherlands
120Diez Del Corral J...2470Jakobsen Ole (DEN)24401-031 ≣E20Olympiad
121Kirsch Michael2200Wostin Rik H (BEL)22500-141 ≣E20Olympiad
122Pribyl Josef (CZE)2450Timoscenko Gennad...24831-042 ≣E20It
123GretskinEstrin Yakov B (RUS)24500-137 ≣E20corr.
124Petran Pal (HUN)2384Farago Ivan (HUN)24400-140 ≣A40Ch Hungary
125Petran Pal (HUN)2384Lengyel Levente (...24501-033 ≣E20Ch Hungary
126Mikenas Vladas I ...2405Salamon1-048 ≣E20Ch Europe (team) ...
127Hollis Adrian Swa...Steiner Josef (AUT)21161-039 ≣E20It (cat.7)
128Sakovich Igor (LAT)2210Shmit Anatoly (LAT)22000-143 ≣E20?
129Kirsch Gerard (LUX)1957Pritchett Craig W...23500-130 ≣E20It (open)
130Hoehne EduardReichenbacher Ger...18400-125 ≣A40corr.
131Butze RolandGlausius G1-028 ≣E20World Tournament ...
132Diaconescu PaulPrieditis G1-026 ≣E20World Tournament ...
133Molenbroek HansDetmer Herbert1-025 ≣E20World Tournament ...
134Toliusis LBoness A1-029 ≣E20World Tournament ...
135Lempiainen HeimoKumpare Matti1-016 ≣E20?
136Pitkanen Juhani (...1724Inkinen Jorma0-124 ≣E20?
137Pyhala Antti (FIN)2305Ahonen Tauno1-026 ≣E20?
146Vladimirov Boris ...2340Gerasimov N (RUS)23551-021 ≣E20?
138Pyhala Antti (FIN)2305Martois Karl-Erik0-147 ≣E20?
139Butze RolandWeder Erhard1-050 ≣E20corr.
140HoewelBusch Raimund (GER)23200-146 ≣E20Ch NRW
141Slavov Dimcho (BUL)2225Bobotsov Milko G ...24050-138 ≣E20It
142Gutman Lev (GER)2450Uusi Gunnar (EST)24101-024 ≣E20?
143Belistri Ubaldo (...2051Dienavorian Manue...22801-048 ≣E20Ch Uruguay
144Lempiainen HeimoValo Veikko0-130 ≣E20?
147Rubinetti Jorge (...2420Sanguinetti Raul ...25050-142 ≣E20Ch Argentina
148Neckel OHobusch Werner (GER)21611-050 ≣E20corr.
149Brilla Banfalvi S...Morozov1-032 ≣E20Ch Europe (team) ...
150Tarjan James E (USA)2510Botterill George ...24001-038 ≣E20It
151Mustelin JuhaniKuro Timo1-027 ≣E20?
152Bunke Wilfried (GER)2090Czikuhs HJ1-033 ≣E20corr.
153Kataev Simcho (RUS)2246Tavadian Hrachik ...23150-124 ≣E20Olympiad URS
154Halldorsson Bragi...2198Thorsteinsson Bjo...22141-032 ≣E20Ch Iceland
155Uimonen Matti (FIN)2098Haggren Stig-Olof...20090-136 ≣E20?
156Vallifuoco Giovan...2155Ubezio Marco (ITA)21340-148 ≣E20It (open)
157Bulthaupt Freerk ...2176Rhodin Bodo (GER)23350-144 ≣E20Bundesliga (2nd) ...