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Nimzo-Indian, Sämisch Variation, Main line 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 0-0 6. e3 c5 7. Bd3 Nc6

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
93Vinke Dietmar (FIN)2218Busch Raimund (GER)23200-144 ≣E20Ch OWL
459Lepine CedricKovaliov Anton (ARG)26140-136 ≣E20Ch City (open)07 Sep 2012
94Doubleday WAmos Bruce M (CAN)23550-127 ≣E47Ch Canada
95Ivanov Igor V (CAN)2424Jussupow Artur (GER)24500-150 ≣E41Ch URS (1 liga)
457Echeverry Maria Y...1880Lopez Carlos Manu...23020-133 ≣E20It (open)14 Jun 2012
100Popovich Sviatosl...2233Abram Gary0-133 ≣E20World Tournament ...
270Curi Gabriel (URU)2312Maiztegui L (URU)0-144 ≣E46Ch Uruguay
120Ker Anthony F (NZL)2344Hellers Ferdinand...24400-129 ≣E41Ch World (juniors...
106Timman Jan H (NED)2605Polugaevsky Lev A...26200-122 ≣E41It (cat.15)
109Schreiber Hans (GER)1981Roisin L0-121 ≣E20Europe Tournament...
112Chekhov Valery A ...2520Sokolov Andrei (FRA)25050-130 ≣E47Ch URS
136Haslinger Gareth ...2305Hanreck Alan E (ENG)22680-120 ≣E20It (open)
113Korzubov Peter (BLR)2460Kharitonov Andrei...24600-144 ≣E47It
261Hupp FabricioDa Silva Eduardo ...0-131 ≣E41It \
269Pons Sastre Santi...2328Kolev Atanas (BUL)25820-135 ≣E20It (open)
284Pugh Larry (USA)2059Nolan Gregory M0-147 ≣E20It \
121McMahon Eric (IRL)2205Gil Capape Javier...23000-135 ≣E20Ch World (juniors...
124Ji Yunqi (CHN)2327Zhang Weida (CHN)24200-135 ≣E20Ch China
394Rej Tomek (AUS)2327Lazarus Ben (AUS)21720-142 ≣E20Ch Australia03 Jan 2008
126Way J2300Nielsen Henning (...21130-137 ≣E46It (open) \
127WilliamsAnderton David W ...22210-136 ≣E41corr.
128Dickenson Neil F ...2245Karolyi Tibor Jr ...24350-130 ≣E41It \
129Pyrich George (SCO)2014Morrison Graham (...23390-141 ≣E46Ch Scotland
280Picazo Lopez Juan...2055Garcia Carbo Marc...23540-140 ≣E41Ch Spain (open)
338Guthrie David (NZL)2184Boyce G Michael (...20580-137 ≣E46Ch England (team)...09 Apr 2005
444Avila Jimenez Jav...2279Rojas Keim Luis (...23570-146 ≣E20Tournament (open)27 May 2011
56Martius OttokarUnzicker Wolfgang...24330-139 ≣E20Tournament
204Beaton Kenneth S ...2116Duthie Gordon1-046E41Ch Scotland (team)
92Baturinsky Victor...Hansen1-042 ≣E41Ch Europe (corr.)
316Cebalo Miso (CRO)2520Iotti Pierluigi (...22911-033 ≣E41It (cat.8)
423Dobrowolski Piotr...2399Zmarzly Aleksandr...20631-046 ≣E20It (open)10 Feb 2010
82Toth Bela (ITA)2345Balaskas Panayoti...20901-042 ≣E20Ch World (team) (...15 Aug 1969
321Eriksson Johan (SWE)2423Sanden Stefan (SWE)23151-027 ≣E46Ch Sweden (team) ...07 Feb 2004
85Lim Kok Ann Dr (SIN)2038Malagon Alberto22001-039 ≣E20Olympiad
431Hatzoudis Gerasim...1735Kolaric Spela (SLO)20411-047 ≣E20Ch Mediterranean ...01 Sep 2010
341Sharavdorj Dashze...2453Rensch Daniel (USA)23611-027 ≣E41It \12 Jun 2005
249Valimamade Munir ...Casimiro Eduardo1-049 ≣E20Ch Portugal (team...
246Jussupow Artur (GER)2640Cvitan Ognjen (CRO)25251-048 ≣E41Zt
198Ivanov Igor V (CAN)2424Browne Walter S (...25351-020 ≣E41It \
62Spassky Boris V (...2548Bykov Valery (RUS)23011-040 ≣E20Tournament (team)
301Miron Lucian-Cost...2131Popa Marian (ROM)20681-035 ≣E20It \
98Flockert Ruediger...2140Kreie Guenther (GER)19391-039 ≣E20Ch OWL
38Hodakowsky GeorgHeinrich1-041 ≣E46Ch BRD
89Razzaghi ABehroozi Ev1-023 ≣E41Ch Iran
96Szmacinska Grazyn...2181Jackson Sheila (ENG)21621-038 ≣E47Olympiad
80Aijala Jouko (FIN)2133Damiron Dickson A1-025 ≣E41Ch World (team) (...04 Aug 1969
43Pasman MarksKlavins Janis1-047 ≣E41Ch Riga
4Mikenas Vladas I ...2405Vulfson V Sr1-031 ≣E20It
61Kristinsson (ISL)Luginbuhl Erwin (...23701-033 ≣E20Olympiad
324Agdestein Simen (...2589Heim Sverre (NOR)23411-047 ≣E20Ch Norway (team) ...22 May 2004
111Ravikumar Vaidyan...2385Levitt Jonathan (...24201-038 ≣E20It (open) \
105Balashov Yuri S (...2545Gavrikov Viktor (...24851-026 ≣E41Ch URS (1 liga)
181Ernrooth JArppi Heikki1-050 ≣E41Ch Finland (corr.)
138Vaisser Anatoly (...2530Timoshenko Georgy...25151-030 ≣E41?
344Littlewood Paul E...2366Bonafont Philip (...21011-038 ≣E41Ch Great Britain01 Aug 2005
115Balashov Yuri S (...2510Novikov Igor A (USA)24651-042 ≣E41?
152Meira Wagner2086Goncalves Tasso19771-033 ≣E20Ch Brasiliense
422Lykov Sergey (RUS)2206Sakharov Lev (RUS)21461-050 ≣E41Ch Udmurtia18 Dec 2009
207Zaiatz Elena (RUS)2441Kayumov Dmitry D ...24411-038 ≣E41Memorial A.Zaitsev
203Mazzei Alessandro...2190Sardo A1-043E41Ch Italy (juniors)
387Mendes Diego Silv...2062Diniz Paulo Nobil...18051-050 ≣E47Tournament (Elo)04 Nov 2007
415Berczes David (HUN)2519Csonka Attila (HUN)23421-040 ≣E20Ch Hungary (team)...22 Feb 2009
295Agdestein Simen (...2578Jenni Florian (SUI)25161-028 ≣E20Ch ICC (blitz) (f...
49Weise DietrichNiephaus Walter (...1-028 ≣E46Ch BRD
231Metge J Nigel (NZL)2160Barlow Matthew (NZL)21701-037E46Ch New Zealand
367Picazo Lopez Juan...2188Hernandez Holden ...25661-030 ≣E47It (open)05 Apr 2007
17Szilagyi Gyorgy (...2370Szabo Stefan1-046 ≣E20It
97Clarke Thomas (IRL)2137Keeshan Michael1-023 ≣E41It (open)
45Popov Vladilen (BUL)2260Filipov F (BUL)1-045 ≣E41Ch Bulgaria
81Acosta Mariano (ARG)2000Hernandez Roman (...23751-046 ≣E20Ch World (team) (...08 Aug 1969
133Vogel Robert (GER)2256Siegel Georg (GER)22731-025 ≣E20Bundesliga 1987/88
427Foisor Mihaela-Ve...2140Fragkou Eleni (GRE)18891-034 ≣E47It \04 May 2010
300Adams Nick A (USA)2197Shapiro Daniel E ...22891-021 ≣E41It (open) \
3Cruz Walter Oswal...Trompowsky Octavio1-036 ≣E20Ch Brazil (match)
139Balashov Yuri S (...2540Karpman Vadim (UKR)24901-036 ≣E41Ch URS (qual)
212Levit Roman (USA)2275Miller Ike S (USA)20611-030 ≣E41Ch USA (open)
11Bronstein David I...2432Najdorf Miguel (POL)24451-021 ≣E20Tournament (candi...
283Halkias Stelios (...2519Khetsuriani Besar...24111-033 ≣E41It (open)
187Aleksandrov Aleks...2618Savon Vladimir A ...24501-047 ≣E47Zt
172Kadimova Ilaha (AZE)2314Prudnikova Svetla...23491-029 ≣E41Ch Europe (team)
102Christiansen Larr...2505Rodriguez Ruben (...24151-033 ≣E47Izt (cat.12)
227Lueckemann KlausWuttke Bodo17721-024 ≣E20It (open)
163Whitt PEllis1-022 ≣E47corr.
314Pedersen Nicolai ...2466Sokolov Andrei (FRA)25911-032 ≣E46Bundesliga 2002/03
1Enevoldsen Jens (...2350Andersen Erik Sr1-026 ≣E20
2Bondarevsky Igor ...Botvinnik Mikhail...26301-038 ≣E20Ch URS
9De Freitas Marcio...Oliveira Washington1-027 ≣E41Ch Brazil
13Szabo Laszlo (HUN)1903Horne DM1-030 ≣E47It
14Stahlberg Gideon ...Broadbent Reginal...1-041 ≣E47It
15Steiner Hermann (...Tramoyeres P1-025E20It
16Mueller Klaus-Uwe...2320Schlieder Rolf1-039 ≣E41Ch DDR
26Kazic Bozidar (YUG)Timet D1-033 ≣E41Ch Yugoslavia (co...
19Kotov Alexander A...2500Zografakis Aristidis1-020 ≣E47Olympiad
21Doda Zbigniew (POL)2345Brzozka Stefan (POL)1-027 ≣E20Ch Poland
234Eriksson Johan (SWE)2315Haggren Stig-Olof...20091-035 ≣E46It (open)
277Amico Rosario (ITA)2007Godina Paolo16181-039 ≣E46It (open) (b)25 Aug 2000
46Crepinsek Ljubomi...2305Gilbertson D1-032 ≣E46Memorial Stevenson
57Tolush Alexander ...Kostro Jerzy (POL)23051-030 ≣E20It
247Birens Eric-Andre...1969Bes Stephane (FRA)20951-030 ≣E20Ch France (team) ...
23Raizman Maurice2200De Greif Boris (COL)22551-032 ≣E41Olympiad