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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
822Samdanov Samdan (...2221Angarov Dmitriy (...19121-033 ≣E20Ch Buryatia30 Sep 2012
823Pascua Haridas (PHI)2350Yu Yangyi (CHN)26510-136 ≣E20It (open)11 Oct 2012
824Menezes Christoph...2303Rindlisbacher Lar...23340-127 ≣E20It (team) (active) \14 Oct 2012
825Conde Adrian (ARG)2053Miranda Jr Robert...22000-144 ≣E20Ch American Conti...19 Oct 2012
826Fusco Leonardo (ARG)2379Espinoza Palomino...22650-113 ≣E20Ch American Conti...20 Oct 2012
95Walter HFWanke Rudolf1-031 ≣E20corr.
94Kwasniewski Zdzis...2213Jamroz Zbigniew (...21791-022 ≣E20Ch Poland (team)
93Butnorius Algiman...2388Kaunas Kestutis (...22541-036 ≣A15?
92Ageichenko Genadi...2343Smyslov Vassily (...24940-132 ≣E20Tournament
250Safin Shukhrat (UZB)2472Teplitsky Yan (CAN)24481-022 ≣E20Ch Uzbekistan
87Miettinen ReinoSalovaara Reino1-020 ≣E20?
84Gipslis Aivars (LAT)2429Vitolins Alvis (LAT)24351-049 ≣E20Tournament
83Benko Pal C (USA)2408Hudson C1-020 ≣E20Ch USA (team)
82Taimanov Mark E (...2386Hamann Svend (DEN)22981-033 ≣E20It \
81Maslov Yevgenij (...2265Korchmar E1-041 ≣E20Ch Armed Forces (...
35Porreca Giorgio (...Tatai Stefano (ITA)23671-044 ≣E20Tournament
75ChristensenLakjunas0-121 ≣E20Cup Baltic (corr.)
74Barczay Laszlo (HUN)2381Bokor Istvan (HUN)22261-031 ≣E20Ch Hungary
72Portisch Lajos (HUN)2523Pachman Ludek (GER)22781-023 ≣A17Olympiad
70Moehring Guenther...2294Liebert Heinz (GER)22470-137 ≣E20Ch DDR
69Snellman SvenMykra Veikko1-039 ≣E20?
77Peterson Andrey (...Ridzvanavicius1-029 ≣E20Ch Baltik Republics
68Schmidt Johannes ...2243Lengyel C1-024 ≣E20Europe Tournament...
67Schmidt Johannes ...2243Gigas J1-046 ≣E20Ch BRD (corr.)
342Ionescu-Ilie Vior...Zak Uriel (ISR)23700-147 ≣E20It (open)
65Tay Cheong AnnBerger Bela (HUN)0-137 ≣E20Zt
64Fraczek HenrykSzukszta Janus0-131 ≣E20Ch Poland
332Nilssen John Arni...2378Hedman Erik (SWE)23921-041 ≣E20Ch Europe (juniors)
61Bowen AWWade Robert G (ENG)21481-032E20Ch Great Britain
60Bukic Enver (SLO)2383Sofrevski Jovan (...23751-040 ≣E20It
254Khenkin Igor (GER)2624Ulibin Mikhail (RUS)24600-139 ≣A40It
58Wade Robert G (ENG)2148Luginbuhl Erwin (...23701-032 ≣E20Olympiad
56Wade Robert G (ENG)2148Luginbuhl Erwin (...23701-032 ≣E20Olympiad
52Tal Mikhail N (LAT)2520Barstatis Reinhar...22400-143 ≣E20?
51Richardson Keith ...2137Wade Robert G (ENG)21480-136 ≣E20Tournament
496Bjornes Leif (NOR)1976Hansen Anders (SWE)17230-142 ≣E20It (open) \
50Ghitescu Theodor ...2384Soos Bela (GER)22811-036 ≣E20Ch Romania
48Koblencs AleksandrsBuslaev Aleksande...1-028 ≣E20Ch Baltic Republics
53Sliwa Bogdan (POL)2235Lengyel Levente (...22930-141 ≣E20It
45Sliwa Bogdan (POL)2235Kostro Jerzy (POL)23051-047 ≣E20Ch Poland
44Khodos German (RUS)2200Kuijpers Frans A ...22801-040 ≣E20Olympiad (student...
41Gligoric Svetozar...2447Germek Milan1-029 ≣E20It
89Vladimirov Boris ...2340Szabo Laszlo (HUN)19031-021 ≣E20It
39Vladimirov Boris ...2340Lein Anatoly (USA)22611-033 ≣E20Ch URS
359Etchegaray Patric...2340Urday Henry (PER)24350-143 ≣E20It (open)
380Aaltio Erkki (FIN)2133Kytoniemi Jyrki (...22100-139 ≣E20?
306Mester Gyula (HUN)2425Besztercsenyi Tib...21710-142 ≣E20Ch Hungary (team)...
34Rutman Aleksandr ...2198Selevinski0-129 ≣E20Match \
62Bonne Mark (BEL)2250Bernhardt Rolf (GER)22880-140 ≣E20It
33Marini LuisOlafsson Fridrik ...24340-137 ≣A17It
88Kort Jacob (NED)2153Tomson J0-119 ≣E20Ch World (students)
141Slavov Dimcho (BUL)2225Bobotsov Milko G ...24050-138 ≣E20It
31Polugaevsky Lev A...2585Teschner Rudolf (...22951-038 ≣E20Match \
30Schweber Samuel (...2348Eliskases Erich G...24300-129 ≣E20Ch Argentina
27Sanguinetti Raul ...2485Luckis Marcos22701-020 ≣E20It
79Kuzmin Gennadi P ...2417Keres Paul (EST)25800-120 ≣E20Ch URS
286Matveeva Svetlana...2425Bojkovic Natasa (...23300-128 ≣E20It \
208Ernst Thomas (SWE)2460Barbero Gerardo F...24750-144 ≣E20It (open)
24Sanguinetti Raul ...2485Wexler Bernardo (...1-040 ≣E20It
78Khodos German (RUS)2200Polgar Istvan (HUN)24251-030 ≣E20Olympiad (student...
217Pieterse Gert (NED)2361Bosman Michiel (NED)23420-146 ≣E20It (open)
18Korchnoi Viktor (...2556Bykov Valery (RUS)23011-045 ≣E20Ch Leningrad
17Portisch Lajos (HUN)2523Bilek Istvan (HUN)23751-032 ≣E20Ch Hungary
71Asmundsson Ingvar...2292Palmason Gudmundu...22700-128 ≣E20It
422Cano Sanchez Josu...2277Baron Rodriguez J...24091-041 ≣E20Ch Spain (team) (...
14Berliner Hans J (...Anderson Frank R ...0-130 ≣E20It (open)
11Branicki Ignacy2200Makarczyk Kazimie...1-027 ≣A15Ch Poland
225Danner Georg (AUT)2408Brglez Rado (SLO)23150-141 ≣E20It (cat.8)
438Pomes Marcet Juan...2388Campora Daniel H ...25261-037 ≣E20It (open)
55Aaron Manuel (IND)2315Teschner Rudolf (...22950-137 ≣E20Izt
9Sakellaropoulos ThLoverdos S1-024 ≣E20Ch Greece
7Kuzminykh Evgeni FKoblenc A (LAT)1-029 ≣E20Ch URS (1/2 final)
248Yurtaev Leonid (KGZ)2472Utemov Vladimir (...23851-048 ≣E20Ch URS (club)
6Donner Jan-Hein (...2430Pirc Vasja (YUG)0-132 ≣E20It
3Junge Klaus (CHI)Bogoljubow Efim D...0-140 ≣E20It
150Tarjan James E (USA)2510Botterill George ...24001-038 ≣E20It
186Gutman Lev (GER)2530Stranegger Engelbert1-029 ≣E20?
2Landau Salo (POL)Van Scheltinga Th...23250-137 ≣E20Match
86Partos Charles (SUI)2345Nacht Edgar0-119 ≣E20Ch Romania
20Szabo Laszlo (HUN)1903Teschner Rudolf (...22951-041 ≣E20Zt
57Omari (ALB)Ortega Lexy (ITA)24750-126 ≣E20Olympiad
246Agdestein Espen (...2374Chavannes Ivar (NOR)21481-040 ≣E20Ch Norway (team)
12Tal Mikhail N (LAT)2520Etruk Rein T (EST)23981-040 ≣E20Tournament
107Hempson Peter W (...2085Gavrilovic Mikhail22001-047 ≣E20Ch Great Britain
428Shariyazdanov And...2588Brumen Dinko (CRO)23601-032 ≣E20Ch Croatia (team)...
4O'kelly De Galway...2460Wood Gabriel1-028 ≣E20It
241Shirov Alexei (ESP)2580Lerner Konstantin...25601-041 ≣E20Zt
19Mititelu Gheorghe...2300Minev Nikolay N (...23700-136 ≣E20Olympiad (student...
239Ponomariov Boris ...2430Brodsky Michail (...25531-029 ≣E20Ch Ukraine (1/2 f...
237Davies Nigel R (ENG)2475Schneider Lars-Ak...23640-129 ≣E20It \
42Luik Helmuth (EST)2209Arulaid Alexander...0-148 ≣A15Ch Estonia
236KuglerGabriel0-122 ≣E20corr.
235Shirov Alexei (ESP)2580Unzicker Wolfgang...24751-038 ≣E20It
91Vladimirov Boris ...2340Arulaid Alexander...1-031 ≣E20It \
288Shirov Alexei (ESP)2710Beliavsky Alexand...25950-140 ≣E20It
242Arencibia Walter ...2425Lobron Eric (GER)25451-030 ≣E20Izt
244Beliavsky Alexand...2605Hjartarson Johann...25051-023 ≣E20Cup World (qual)
245Ballon Guenther J...2183Vyzmanavin Alexey...25400-130 ≣E20It (open)
234FahlstromStolle E1-027 ≣E20World Tournament ...
233Bykhovsky Avigdor...2495Danielsen Henrik ...25430-121 ≣E20It