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Queen's Indian, Old Main line, 7.Nc3 Notation: 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Qc2 Nxc3 9. bxc3

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
163Dittmar Hans JoachimLossau Siegfried ...0-131 ≣A05Verbandsliga Bade...27 Nov 2005
132Spittel OlafGudat Alfons (GER)20471-033 ≣A05Cup Nord-West
234Vetter Peter (GER)Becker Andreas0-134 ≣A46Verbandsliga Bade...11 Dec 2011
8Kan Ilya A (RUS)Lilienthal Andor ...23850-147 ≣A05It
86Herma GLachmund Jorn (GER)20010-124 ≣A40It (open)
72Herrmann UdoHelmsen Franz (GER)20580-144 ≣A05Ch Germany (seniors)
70Gajdzica Lesek (CZE)Bores Roman (CZE)21390-135 ≣A10Czech League 1994...
26Oliveira WashingtonMangini Jose Thiago0-148 ≣A47Ch Brazil
157Sterthaus DirkKemper Georg (GER)20000-139 ≣A40Muensterland Verb...11 Sep 2004
48BenetBreuil B20001-029 ≣A47Ch France (team)
147Oettel LotharLingnau Diethart1-021 ≣A40It (open)
100Pill BernhardVon Heusinger Georg0-136 ≣A46VL Ruhrgebiet 199...
87Perez JoaquinMoeschinger Marku...22551-035 ≣A46It (open) \
35Cohn HansKlausen Knud1-029 ≣A15Ch World (for the...01 Mar 1975
213Vitor Francisco R...Ribeiro Orlando A...0-147 ≣A05Memorial Acioli B...06 May 2010
43Starke HerbertSabel Henrik0-141 ≣A40?
30Yuhtman Jacov (RUS)Klovans Janis (LAT)24361-038 ≣A46Ch Armed Forces
67Simons BMeissner Claudia ...21420-132 ≣A46Bundesliga (w)
58Dalinger HumbertoBenko Francisco (...20361-044 ≣A46It \
42Van Den Bruinhorst GDammers1-040 ≣A05It (open)
225De Groot PieterBoulahfa Hicham (...20790-154 ≣A40It (open)05 Jun 2011
152Laiho KariKetola Klaus1-036 ≣A46Ch Finland (team)...15 Nov 2003
25Jager WBlatny Frantisek ...21121-041 ≣A15Ch Europe (team)
168Teixeira Wesley ASilveira Sergio R...21270-150 ≣A15Tournament (final)03 Dec 2006
24Olexa Vilem (CZE)Weiner Milan0-130 ≣A46Ch Czechoslovakia
18Florian Tibor (HUN)Simagin Vladimir ...0-141 ≣A47Match \
185Dubrovinas DanieliusLimontaite Simona...21970-129 ≣A46Ch Lithuania (team)20 Jan 2008
76Castaneda Luis Fe...Martin Juan Manue...22550-128 ≣A40It (open)
36GasparAnguiano Rolando ...22701-044 ≣A05Olympiad (student...
17Castillo Larenas ...Bolbochan Jacobo ...0-187 ≣A15It
3Zamikhovsky Abram...Konstantinopolsky...0-155 ≣A05Ch Kiev
59Chabaj JChowaniec W1-028 ≣A05Ch Poland (corr.)
16Zografakis AOthonaios Aristidis1-026 ≣A47Ch Greece
49Billen DetlevKreutzkamp Reinho...22940-140 ≣A05Regionalliga NordN
15Wolk SigmundUnzicker Wolfgang...24330-159 ≣A05Memorial Klaus Junge
14Popov Veselin (BUL)Markov Bozhidar (...1-029 ≣A47Ch Bulgaria23 Oct 1946
9Orienter KWatzl Leopold1-058 ≣A47It (a)
1Reti Richard (CZE)Saemisch Friedric...22000-148 ≣A05
4Nogues Acuna Alej...Garcia Vera Oscar1-011 ≣A05It
44De Luise RLupo Alfredo (ITA)20960-130 ≣A17Ch Italy
91Nyback Tomi (FIN)2627Sirve Olavi0-136 ≣A46It (open)
92Nyback Tomi (FIN)2627Tuovinen Jukka (FIN)20760-130 ≣A46It (open)
37Ribli Zoltan (HUN)2595Eperjesi Laszlo D...21991-038 ≣A05Ch Hungary
68Stojanovic Mihajl...2581Yemelin Vasily (RUS)25200-140A46Ch World (juniors...
32Pfleger Helmut Dr...2515Franklin Michael ...21911-039 ≣A17It (cat.10)
235Alonso Rosell Alv...2513Matnadze Ana (GEO)24471-053 ≣A15Ch Catalunia (team)04 Feb 2012
127Koch Jean-Rene (FRA)2498Bacsi Andras (HUN)20651-013 ≣A05It (c)
38Rajkovic Dusan (SRB)2495Govedarica Radova...24401-023 ≣A05It
190Salvador Roland (...2464Blasco Domenico (...20221-048 ≣A46It (open)24 Apr 2008
99Gasthofer Alexand...2456Lossau Siegfried ...21470-168 ≣A05Bundesliga
20Averbakh Yuri L (...2445Pogats Jozsef (HUN)22301-077 ≣A05It
23Najdorf Miguel (POL)2445Averbakh Yuri L (...24450-141 ≣A15Tournament (candi...
22Najdorf Miguel (POL)2445Burgalat Francisco1-032A15It
179Sarakauskas Gedim...2438Narmontas Tauras ...22550-149 ≣A05Ch Lithuania (team)11 Nov 2007
176Nouri Hamed (PHI)2404Nguyen Anh Dung (...25370-148 ≣A05It \25 Aug 2007
135Bregadze Levan (GEO)2397Khizanashvili Vak...20800-156 ≣A05Ch Georgia (junio...
151Chepukaitis Genri...2390Langrock Hannes (...24071-071 ≣A40Tournament \08 Nov 2003
197Argandona Rivero ...2385Galopoulos Panagi...21781-026 ≣A05Cup European Club...20 Oct 2008
54Raicevic Momcilo ...2379From Sigfred (DEN)21951-046 ≣A10It (open)
50Groenn Atle (NOR)2378Aagaard Jacob (SCO)25221-026 ≣A05It (open)
109Ma Yu (CHN)2375Werle Jan (NED)22161-016 ≣A47It (cat.4) (young...
77Gurieli Nino (GEO)2370Brauer Christian ...21151-040 ≣A40It (open) \
28Besser Hans (GER)2360Zeitler Hans-Juer...19621-034 ≣A05It (open)15 May 1965
120Eidelson Rakhil (...2360Vijayalakshmi Sub...23780-188 ≣A46Olympiad (w)
29Besser Hans (GER)2360Havansi Erkki E T...22231-033 ≣A05Zt
88Karatorossian Dav...2335Eperjesi Laszlo D...23401-065 ≣A15It (cat.3)
229Charkhalashvili I...2331Michelakos Panagi...21591-031 ≣A46It (open)
240Radusinovic Lazar...2330Zarkovic Mila (SRB)19961-072 ≣A46It (open) \15 Jul 2012
10Guimard Carlos E ...2325Flores Alvarez Ro...1-039 ≣A47It
11Guimard Carlos E ...2325O'kelly De Galway...24601-046 ≣A05It
55Bohm Hans (NED)2317Vaclav0-139 ≣A46Ch Czechoslovakia...
144Le Thanh Tu (VIE)2307Pham Thi Nu (VIE)20370-124 ≣A46Ch Vietnam (junio...03 Aug 2002
221Busu Corneliu (ROM)2305Gutzeit Avraham (...21751-025 ≣A46Ch World (seniors)02 Nov 2010
143Kovacs Gabor M (HUN)2300Borsi Imre (HUN)22110-166 ≣A05Ch Hungary (team)...10 Feb 2002
66Skroba Pavel (RUS)2300Knuetter Helmut18801-062 ≣A15Ch KKS
195Erendzhenov Stani...2296Belyaev Ilja (UKR)20451-026A05It (open)27 Aug 2008
93Pineda Boris (ESA)2295Jimenez Mario (MEX)23401-033 ≣A15It
94Lys Josef (CZE)2290Kozdon P1-035 ≣A46It (open)
170Kiselev Artiom (RUS)2290Vlasov Andrey (RUS)22931-014 ≣A05Ch Bashkortostan19 Dec 2006
162Khotenashvili Bel...2288Sachdev Tania (IND)22430-147 ≣A05Ch World (juniors...11 Nov 2005
150Bajo Gutierrez Ig...2286Vigil Alvarez Lui...23150-130 ≣A47Ch Asturias (team...08 Nov 2003
184Ballesteros David...2285Martin Martin Lui...20851-048 ≣A46Ch Madrid (1/2 fi...08 Jan 2008
201Majer Jiri (CZE)2278Hruska Vladimir (...19851-022 ≣A47It (open)05 Jul 2009
95Bednar Milan (SVK)2272Oral Tomas (CZE)24350-127 ≣A46Ch Slovakia (team...
198Bobarykin Dmitry ...2258Kuzmin Ilya (RUS)22020-129 ≣A13Ch Region06 Nov 2008
85Ruiz Mauricio (USA)2257Akopyan Harutyun ...23301-050 ≣A46Ch USA (juniors) ...
232Yagiz Yasin Emrah...2256Nikolov Momchil (...25890-155 ≣A05Cup European Club25 Sep 2011
173Harper Warren (USA)2246Reichstein Boris ...21671-032 ≣A05It (open)08 Apr 2007
220Ajvazi Ramadan (SRB)2240Polak Tomas (CZE)25350-130 ≣A04Cup European Club18 Oct 2010
97Sandmann Bernd (GER)2235Schaffarth Peter ...21811-026 ≣A05It (open)
191Bermejo Martinez ...2234Colls Bosch Emili...20081-024 ≣A05Ch Spain (univers...09 May 2008
210Sebestyen Balazs ...2227Juhasz Armin (HUN)19771-068 ≣A05It (open) \19 Mar 2010
73Gillen Adrian (IRL)2225Nikitin Andrey (RUS)22901-034 ≣A46Cup Glorney & Faber
65Moen Steinar (NOR)2217Clifford Neil (ESP)18501-050A15It (open)
136Cervinka Michal (...2215Efler Lukas (CZE)22790-147 ≣A05Czech League (V) ...
106Barlocco Carlo (ITA)2215Castaldo Folco (ITA)21801-053 ≣A40It (open)11 Oct 1998
137Minor Samuel (GER)2214Fischer Manfred D...21800-147 ≣A46Memorial Karl Mal...
243Sobh Amrou (EGY)2201Naby Saiid A (EGY)23270-142 ≣A47It (open)03 Sep 2012
83Kerek Csaba (HUN)2190Horvath Adam (HUN)22500-138 ≣A40Ch Hungary (junio...
242Huber Martin Chri...2189Petr Jan (CZE)21551-028 ≣A05Ch Europe (junior...20 Aug 2012