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Nimzo-Indian, 4.e3, Main line 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nf3 d5 6. Bd3 c5 7. 0-0 Nc6 8. a3 Bxc3+ 9. bxc3 dxc4

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
144Reshevsky Samuel ...2430Porath Yosef (ISR)23401-034 ≣E41Izt
24Reshevsky Samuel ...2430Euwe Max (NED)1-040 ≣E41Tournament (candi...
670Richardson John R...2298Devereaux Maxim (...23870-150 ≣E47Ch England (team)...22 Mar 2009
360RimpinevaKivisto Mikko (SIN)22771-026 ≣E41Ch Finland (corr.)
409Rodriguez Lopez R...2313Martin Garcia Jua...21420-137 ≣A17It (open)
251Rodriguez Orestes...2485Olafsson Fridrik ...25300-126 ≣E41It (cat.10)
503Rogers Ian (AUS)2574Solomon Stephen J...24351-041 ≣E47It (cat.10)
482Romanov Oleg (BLR)2380Klima Lukas (CZE)22851-047 ≣E47It (open)
605Rosin Federico (ITA)2143Bevilacqua Mauriz...21721-044 ≣E41It (open)20 Nov 2005
507Rozumbersky ASeiner F1-032 ≣E47It (open)
581Ruetten Ingmar (GER)2047Hilmer Frank (GER)21790-126 ≣A40It (open)01 Oct 2004
692Ruschukov BojanNikolova Adriana ...22950-137 ≣E40It \22 May 2010
359Ruuskanen TimoViitala Aki0-144 ≣E47?
437Ruzzier Dario (ITA)1981Ceresoli Luigi (ITA)22020-145 ≣E47It (open)
711Sagar Shah (IND)2298Venkatesh M R (IND)24791-045 ≣E47It (open)19 Jan 2011
663Salem A R Saleh (...2476Amin Bassem (EGY)25601-037 ≣A40Ch Arabic Countries22 Dec 2008
728Salem A R Saleh (...2489Ashwath R (IND)22491-036 ≣E41Ch World (juniors...07 Aug 2011
746Salinas Herrera P...2366Valiente Cristoba...22571-035 ≣E47It (cat.3)02 Apr 2012
518Salo Heikki (FIN)2242Nyysti Sampsa (FIN)22150-148 ≣E47Ch Finland (team)...
519Salo Heikki (FIN)2242Sorsa Nuutti (FIN)22771-038 ≣E47Ch Finland (team)...
540Salo Heikki (FIN)2279Sorsa Nuutti (FIN)22311-040 ≣E47Ch Finland (team)...
441Sanchez Cutillas ...2083Reig Albero Ferra...21621-029 ≣E41Ch Aragon (team)
135Sanguinetti Raul ...2485Bielicki Carlos (...23151-040 ≣E41It
529Santa Luis A (PUR)2161Campora Daniel H ...25360-121 ≣E47It (open)
443Sasata Robert (CAN)2279Ferguson Bobby (USA)22320-134 ≣E21It (open)
665Sasikiran Krishna...2669Efimenko Zahar (UKR)26540-141 ≣E47It (cat.16)28 Jan 2009
290Savolainen MattiHaapasalo Risto1-037 ≣E41?
511Savon Vladimir A ...2449Smirnov Igor (UKR)24161-047 ≣E41Ch Ukraine (team)
349SchepersPiekorz Roland19300-132 ≣E41Ch DDR (corr.)
193Schmidt Waldemar ...2029Reimer Karl17040-134 ≣E46corr.
713Schnider Gert (AUT)2358Schwenk Andreas (...21301-035 ≣E11It (open)17 Feb 2011
465Schoen Wolfram (GER)2410Hall Jesper (SWE)24600-140 ≣E47Bundesliga (2nd) ...
722Schreiner Till (GER)2150Mueller Nick19580-133 ≣E47Ch Germany (junio...14 Jun 2011
748Schwalfenberg Joe...Maehrlein Christoph1-049 ≣A46Verbandsliga Bade...29 Apr 2012
117Schweber Samuel (...2348Reinhardt Enrique...1-046 ≣E47Ch Argentina (pla...
169Schweber Samuel (...2348Mecking Henrique ...25781-039 ≣E41Tournament
40Schweber Samuel (...2348Spassky Boris V (...25480-135 ≣E41Ch World (juniors...
77SehlstedtBlatny Frantisek ...21120-141 ≣E41Olympiad (student...
394Semkov Semko (BUL)2450Serrano Marhuenda...21031-022 ≣E47It (open)
406Semkov Semko (BUL)2450Padreny J1-036 ≣E47It (open)
183Shashin Alexsande...2350Osnos Viatcheslav...23841-041 ≣E47Ch Leningrad
400Sherbakov Ruslan ...2580Kupreichik Viktor...25351-035 ≣E47It \
689Shevtsov KirillTrifonov Aleksand...0-122 ≣E47Tournament (open)09 Jan 2010
552Shipov Sergei (RUS)2604Bagirov Rufat (AZE)24940-136 ≣E10It (open) \
750Shiva Ravi Pillai...1861Podolchenko Evgen...24640-127 ≣E46Cup Mayors (open)10 Jun 2012
381Siciarz JLewandowski K22001-035 ≣E47Ch Poland (corr.)
366Siciarz JHoszowski Piotr0-146 ≣E41Ch Poland (corr.)
367Siciarz JKanonowicz S1-030 ≣E47Ch Poland (corr.)
36Simagin Vladimir ...Gipslis Aivars (LAT)24290-143 ≣A17Ch URS (team)
436Sjoberg Mats (SWE)2450Kveinys Aloyzas (...25150-136 ≣E47It (open)
740Skliba Martin (CZE)2301Fusek Lukas19841-045 ≣E47Czech League 2011...08 Jan 2012
693Skomorokhin Roman...2417Fedoseev Vladimir...21541-031 ≣E47Memorial R.Nezhme...03 Jun 2010
717Sokolov Ivan (NED)2673Sammalvuo Tapani ...24771-034 ≣E47It (open)13 Mar 2011
99Sokolov Vladimir ...2310Lokvenc Josef (AUT)1-032 ≣E47It
98Sokolov Vladimir ...2310Ivkovic Dusan (SRB)22341-042 ≣A46Ch Yugoslavia
41Somers StafJorgensen Vagn Rauhe0-139 ≣E41Ch World (juniors...
614Sondermann Johann...2152Bolvary Tamara (HUN)20610-131 ≣E47Tournament (Elo) (a)07 Apr 2006
63Soos Bela (ROM)2281Ingerslev Aage (DEN)22301-039 ≣E41Olympiad16 Sep 1956
228Sorsak Jozef Sr (...2125Kolesar Milan (SVK)21750-130 ≣E21It (b)
112Souza Mendes JoaoShocron Ruben (USA)22591-046 ≣E41?
102Spassky Boris V (...2548Ghitescu Theodor ...23841-034 ≣E21Ch World (students)
476Speelman Jonathan...2600Ellers Holger (GER)24251-040 ≣A05Bundesliga 1998/99
761Spindelboeck Gern...2227Sakelsek Tadej (SLO)24361-026 ≣E46It (open)26 Aug 2012
305Spraggett Kevin (...2540Hartman Brian (CAN)22301-044 ≣A13Ch Canada
402Stasinos Panayoti...2155Koen Maja (BUL)21050-131 ≣E46It (open)
648Stegariu Vlad-Ionut1937Frusescu Dorian-C...1-041 ≣E40Ch Romania (juniors)12 Apr 2008
202Steiner Josef (AUT)2116Yudovich Mikhail ...1-033 ≣E41corr.
208Steiner Josef (AUT)2116Kauranen Risto0-130 ≣E47It (cat.7)
428Storkebaum Karl H...Cors Heinz-Friedr...19350-137 ≣E41Memorial Weber (o...
427Storkebaum Karl H...Bockius Albert (GER)21621-034 ≣E46Memorial Weber (o...
412Stornelli Vincenz...2175Hoffmann Joachim1-046 ≣E47?
490Sturua Zurab (GEO)2602Tiviakov Sergei (...26111-045 ≣E47Cup European Club...
229Svensson Gert (SWE)2215Bengtsson Bo (SWE)23000-138 ≣E47Ch Sweden
171Sychev AVlansky P1-049 ≣E47Ch URS (corr.)
236Sydor Andrzej (POL)2325Pinkas Karol (POL)23201-045 ≣E41It (b)
164Szabo Laszlo (HUN)1903Matanovic Aleksan...24901-033 ≣E41Match \
35Szabo Laszlo (HUN)1903Sliwa Bogdan (POL)22351-028 ≣E47Zt
30Szabo Laszlo (HUN)1903Pogats Jozsef (HUN)22301-034 ≣E41Ch Hungary
633Tadic Branko (SRB)2484Ilincic Zlatko (SRB)25450-141 ≣E47Ch Bosnia & Herze...10 Jun 2007
72Taimanov Mark E (...2386Nedeljkovic Sreck...21881-034 ≣A17Match \
227Taimanov Mark E (...2580Zaichik Gennadi (...24571-039 ≣E21Olympiad URS
188Taimanov Mark E (...2386Platonov Igor V (...24301-037 ≣E47Ch URS
71Taimanov Mark E (...2386Nedeljkovic Sreck...21881-034 ≣A17Match \
52Taimanov Mark E (...2386Darga Klaus (GER)24531-027 ≣A17It
25Taimanov Mark E (...2386Euwe Max (NED)0-141 ≣E41Tournament (candi...
74Taimanov Mark E (...2386Antoshin Vladimir...22501-041 ≣E41Ch URS
61Taimanov Mark Ye....2387Darga Klaus Vikto...24531-031 ≣A17Olympiad12 Sep 1956
137Tanin SRausch Wilfried (...22451-029 ≣E41corr.
237Tarjan James E (USA)2490Padevsky Nikola (...23551-030 ≣E41It
187Teschner Rudolf (...2295Rossolimo Nichola...24500-140 ≣E47It
207Thapper RolandZlebcik L0-149 ≣E47Ch Europe (team) ...
404Thibodeau ChrisRyan R11-010 ≣A40It \
120Thorbergsson Frey...2340Humerez C0-132 ≣E41Olympiad
64Thorbergsson Frey...2340Catozzi Henry (FRA)1-042 ≣E47Olympiad20 Sep 1956
444Tikkanen Kari (FIN)2265Osterman Georg (FIN)22811-048 ≣E47?
744Timofeev Artyom (...2659Grandelius Nils (...25451-046 ≣E47Ch Europe28 Mar 2012
14Tolush Alexander ...Troianescu Octav ...23301-037 ≣E41It
217TothJavelle Gabriel1-037 ≣E47It (cat.6)
747Tovmasian Vardges...2420Soltanici Ruslan ...23970-142 ≣E47Memorial V.Naboko...25 Apr 2012
125Trmal Jaroslav (CZE)2184Altshul M1-035 ≣E47Ch Czechoslovakia