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Nimzo-Indian, 4.e3, Main line with ...b6 Notation: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nf3 d5 6. Bd3 b6

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
61Portisch Ferenc (...2342Kushnir Alla (ISR)24301-033 ≣E47It (cat.6)
10Porath Yosef (ISR)2340Szabo Laszlo (HUN)19031-048 ≣E47Olympiad
97Pliester Leon (NED)2300Trepp Markus (SUI)23751-037 ≣E47Ch Cleveland
100Plachetka Jan (SVK)2388Csom Istvan (HUN)25051-042 ≣E47Olympiad
291Pileckis Emilis (...2255Romanov Evgeny (RUS)24790-122 ≣E46Ch World (juniors...09 Nov 2005
313Pilch Roman2004Vala Filip (CZE)20301-030 ≣E47Extraliga 2008/09...05 Oct 2008
332Perez Martin Nica...1576Quiza Vazquez Car...15670-141E21Ch Spain10 Sep 2010
286Perez Mario Abel ...1982Lo Presti Roberto...20681-047 ≣E47Ch Argentina01 Oct 2004
347Perepelitsky Edwa...2158Kavutskiy Konstan...23031-038 ≣E47It (open)26 Nov 2011
288Peralta Fernando ...2538Kurajica Bojan (CRO)25331-031 ≣E47It (open) (active)12 Jun 2005
182Peng Zhaoqin (NED)2375Maric Alisa (SRB)24600-131 ≣E47It (w)
76Pederzoli SGoldenberg Richar...23200-130 ≣E47It
171Pecorelli Garcia ...2405Servat Roberto (ARG)24401-032 ≣E47Memorial J.Capabl...
140Pavlovic Milos (SRB)2531Huzman Alexander ...26070-141 ≣A13It (cat.9)
11Panno Oscar (ARG)2438Souza Mendes Joao1-041 ≣E47Zt
168Panchenko Alexand...2485Sarbok Torsten (GER)23491-048 ≣E47Oberliga Northeas...
251Ovod Evgenija (RUS)2356Shariyazdanov And...25300-129 ≣E47Cup Russia (open)
264Otto MarcoMatzke Rolf0-123 ≣E21Ch Baden (AT1)
259Onischuk Alexande...2658Kasimdzhanov Rust...26760-141 ≣E47It \
248Onischuk Alexande...2660Yermolinsky Alex ...25771-039 ≣E47It (open) \
299Oliver Gareth (AUS)2164Bluvshtein Mark (...25440-139 ≣E47It (open)09 Jan 2007
34Olafsson Fridrik ...2434Bobotsov Milko G ...24051-043 ≣E47Zt
28O'kelly De Galway...2460Bouwmeester Hans ...23430-143 ≣E47It
138Ograbek Grzegorz ...2177Czarnecki M1-027 ≣E47Ch Poland (corr.)
124Ogaard Leif (NOR)2408Arnason Jon L (ISL)25551-031 ≣E47Zt
358O'Connell Gerard ...2140Brady Stephen (IRL)23681-032 ≣E40Ch Ireland13 Jul 2012
346Nyback Tomi (FIN)2631Kohlweyer Bernd (...24581-041 ≣E21Bundesliga 2011/1219 Nov 2011
177Novak Petr (GER)2218Balduan Markus (GER)22691-048 ≣E47Ch NRW
194Norri Joose (FIN)2430Kanko Ilkka (FIN)22551-033 ≣E47Ch Helsinki
257Nikolov Sasho (BUL)2361Neverov Valeriy (...25880-126 ≣E47It (open)
207Niklasch Oliver (...2345Portisch Lajos (HUN)25951-028 ≣E47It (open)
12Newman RH1815Thomas Andrew RB1-031 ≣E47Ch Great Britain
244Nesic Nebojsa (SRB)2197Kapaniannidis K0-140 ≣E40It (open)
69Nemet Ivan (SUI)2455Bosma Arend (NED)21221-025 ≣E10Ch Netherlands (o...
14Negyesy GyorgyHacsak Istvan1-022 ≣E40Ch Hungary
13Neals JHaygarth Michael ...23750-124E47Ch Great Britain
30Najdorf Miguel (POL)2445Perez Jaime1-033 ≣E47It24 Jan 1958
210Nadanian Ashot (ARM)2415Giorgadze Giorgi ...26100-143 ≣E10Zt
282Nabavi Parwis (SUI)2182Sax Hans (GER)19791-044 ≣E47It (open)22 May 2004
175Muir Andrew J (SCO)2315Engqvist Thomas (...24051-045 ≣E47It (cat.8)
133Muir Andrew J (SCO)2311Milosevic Goran (...23490-141E47It (open) \
218Mohota Nisha (IND)2198Vijayalakshmi Sub...23261-036 ≣E47It (open)
203Mlacnik Franc (SLO)2130Sket N1-049E21Ch Slovenia (blind)
238Milos Gilberto (BRA)2633Kunte Abhijit (IND)25561-026 ≣E12Ch World FIDE (KO...
276Michenka Jozef (CZE)Hladik Lumir (CZE)1-024 ≣E47It (open)
311Mensch Etienne (FRA)2339Chuchelov Vladimi...25750-139 ≣E47Ch France (team) ...13 Apr 2008
310Mensch Etienne (FRA)2339Palac Mladen (CRO)25830-138 ≣E47Ch France (team) ...23 Mar 2008
85McCormick James (...2202DeMauro J0-140 ≣E46It \
341Ma Zhonghan2378Zeng Chongsheng (...24131-039 ≣A05Ch China (active)...05 Jul 2011
236Maurer Fritz (SUI)2224Suri Hans (SUI)20251-031 ≣E47It (open)
103Marra SergioTorrielli Domenico20700-129 ≣E46Ch Italy (corr.)
339Manolache Marius ...2535Haimovich Tal (ISR)24081-041 ≣E10Memorial Czerniak...29 May 2011
217Mancini Mario (FRA)2342Chuchelov Vladimi...25330-136 ≣E47It (open)
231Mancini Mario (FRA)2329Sokolov Andrei (FRA)25640-143 ≣E47It (open)
60Luik Helmuth (EST)2209Uusi Gunnar (EST)24100-127 ≣E47Ch Estonia
287Lugovoi Aleksei (...2547Loginov Valery A ...25271-021 ≣E47Ch St. Petersburg21 Mar 2005
195Lugovoi Aleksei (...2520Szabo Zsolt Jozse...24351-034 ≣A40Ch Hungary (team)...
272Lugovoi Aleksei (...2550Balashov Yuri S (...24691-012 ≣E47Ch Russia
82Luft Josef2155Vacclawik1-050 ≣E47World Tournament ...
158Ludevid JoanHall Steve1-028 ≣E47corr.
342Lorenzo De La Riv...2383Silva Rodriguez F...21400-143 ≣E10It (open)07 Jul 2011
26Lombardy William ...2435Mangini Jose Thiago1-039 ≣E40It
321Linster Philippe ...2205Drasko Milan (MNE)25270-128 ≣A40Ch Europe (team)28 Oct 2009
92Lindholm Pertti (...1713Lahti Lauri0-143 ≣E47?
226Likavsky Tomas (SVK)2366Presalovic Marcel...20701-042 ≣E47It (open)
319Leyva Yunior (CUB)2394Borges Feria Yase...24180-136 ≣E47It (open)22 May 2009
186Leveille Francois...2350Schleifer Michael...22700-142 ≣E47Ch Canada
64Letic Stevan (SRB)2104Miettinen Reino0-149 ≣E00corr.
71LeticBrilla Banfalvi S...0-142 ≣E46Ch Poland (team)
81LeticHermlin Aarne (EST)22330-125 ≣E47World Tournament ...
160Lesiege Alexandre...2485St Pierre Benoit ...22261-023 ≣E47Ch City
163Lesiege Alexandre...2485Ivanov Alexander ...25230-121 ≣E47It (open)
211Lesiege Alexandre...2525Paschall William ...23651-045 ≣E47Ch Pan-American (...
237Lesiege Alexandre...2584Vasquez Rodrigo (...24541-031 ≣E47Ch World FIDE (KO...
117Leserer HKievelitz Bernd (...20621-023 ≣A13corr.
132Leserer HHelmreich R0-148 ≣A15corr.
275Le Minh Hoang (VIE)1939Le Ba Tien (VIE)1-033D38Ch Vietnam (junio...
360Laznicka Viktor (...2683Vallejo Pons Fran...26970-140 ≣A40Olympiad03 Sep 2012
249Lautier Joel (FRA)2653Chuchelov Vladimi...26071-038 ≣E47Ch Netherlands (t...
116Lako Mika (FIN)2230Tanner Heinrich (...22410-135 ≣E47Ch Finland (team)
114Laisaari MaunoSutela Raimo1-048 ≣E46?
188Ladeira Jarbas (BRA)2251Disconzi Da Silva...23500-136 ≣D38Memorial German
67Kuzmin Gennadi P ...2417Gulko Boris F (USA)24801-041 ≣E40Ch URS (1 liga)
320Kuzmin DenisPerevezentsev Danila1-034 ≣E21Ch Ukraine (junio...07 Oct 2009
91Kuusava EsaKosonen Markku0-136 ≣E47?
322Kunz Konstantin (...2282Pezerovic Edin (GER)24470-146 ≣E47It (open)05 Nov 2009
94Kummer PCherek Gunter0-134E47corr.
266Krueger Erich (GER)2242Nietsch Horst (GER)20781-030 ≣E40Ch Germany (senio...
298Krivoshey Sergei ...2484Khenkin Igor (GER)26200-140 ≣E47It (open)07 Nov 2006
44Kristinsson Jon (...2290Zwaig Arne (NOR)24390-135E47Zt
260Kret Ted (CAN)2160Patterson Roger (...21530-143 ≣E47It (open)
343Krause S1670Inaganti A20440-137 ≣E40World Games (for ...
312Kramnik Vladimir ...2772Morozevich Alexan...27871-021 ≣A06Memorial M.Tal (b...29 Aug 2008
38Kraidman Yair (ISR)2267Bouwmeester Hans ...23431-043E46Olympiad
47Kraidman Yair (ISR)2267Korchnoi Viktor (...25560-149 ≣E47Olympiad
32Kozma Julius (CSR)2380Ben Cheik1-046 ≣E40Olympiad
51Kozma Julius (CSR)2380Korchnoi Viktor (...25560-120 ≣E47Ch Czechoslovakia
243Kovacs Istvan (HUN)2222Szabo Zsolt Jozse...24580-148 ≣E47Cup Pannon
345Kovacs Gabor M (HUN)2232Tratar Marko (SLO)24771-050 ≣E46Bundesliga B Mitt...21 Oct 2011
363Korobov Anton (UKR)2705Baron Tal (ISR)24541-049 ≣E47Cup European Club11 Oct 2012