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Sicilian, Najdorf, Opocensky Variation (6.Be2) 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2

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
347Kulaots Kaido (EST)2522Lelumees Brait (EST)21041-022 ≣B90Memorial P.Keres ...
358Kuhn Tobias (GER)2195Mueller Helmut (AUT)21471-022 ≣B90Bayern Regionalli...
232Kuehn Peter (GER)2407Wolf Armin (GER)22311-019 ≣B90It (open)
323Kuehnling Klaus (...2049Wissmeier Bernd16811-022 ≣B90Ch Mittelfranken ...
76Kuehn Karsen (GER)2153Seidel Thomas (GER)19380-123 ≣B90It (open)
669Kudryashov O1932Leukhin M19640-122 ≣B90Ch City30 Nov 2010
383Kuczynski Robert ...2475Dabrowski Grzegor...21751-017 ≣B90It (open)
624Kuca Tomas1663Hlavsa Filip17660-121 ≣B90Czech League 2009...18 Oct 2009
682Kruglyak Nikita (...2029Nezamyatin Ruslan...21760-121 ≣B90Ch Southern FO (o...19 Mar 2011
562Krstic Uros (CRO)2379Milosavljevic Jov...20821-022 ≣B90It (open)02 Aug 2008
462Kronsfoth Stefan ...2093Saulin Dmitri (RUS)24580-122 ≣B90It (open)02 Oct 2005
733Kriebel Tadeas (CZE)2339Cizinsky Petr21781-018 ≣B90Extra League 2011...14 Apr 2012
721Krejcova Katerina...1968Svana Peter (SVK)22580-123 ≣B90It (open)26 Dec 2011
731Kreiner Stefan1981Berger Tobias17741-021 ≣B90Ch Austria (junio...01 Apr 2012
644Kreiner Stefan1935Huber Martin (GER)21620-120 ≣B90Ch Austria (junio...30 Mar 2010
11Krasnov Vasiliy G...2121Tikhomirov Anatol...228021B90Ch Russia (for th...
22Kramer George Mo ...2267Mayer Hartmut1-022 ≣B90It \
697Kovchan Alexander...2569Drenchev Petar (BUL)25061-019 ≣B90Ch Turkey (team) ...07 Jul 2011
752Koutny Petr (CZE)2139Bacak Ml Petr (CZE)20041-022 ≣B23It (open)17 Aug 2012
186Kosten Anthony C ...2530Frank Albert (BEL)19341-022 ≣B90It (open) \
657Korinek Jaroslav ...1788Sramek Josef (CZE)21410-118 ≣B90It (open)23 Aug 2010
148Konson Konstantin...2200Sasu-Ducsoara Adr...23051-016 ≣B53It (open)
75Konner MWilde Pierre (GER)22730-123 ≣B90Bundesliga 1988/89
204Konios Georgios (...Bekker-Jensen And...20251-017 ≣B90Ch Europe (junior...
646Kondrin Alexander...2286Akst Ilia (RUS)22331-017 ≣B90Ch Region04 Apr 2010
215Kolani Leonard (ALB)2213Volis Vasilios (GRE)18291-021 ≣B90It (open) \
433Koh Jun Jie JeremyChan Peng-Kong (SIN)23210-120 ≣B90Ch Asia (juniors)...
561Koczot Leszek (POL)Chojnowski Marcin...21820-119 ≣B90Ch World (for the...28 Jul 2008
233Koch Michael (GER)2016Jaskula Martin (GER)20421-021 ≣B90Ch Germany (junio...
177Koch ChristianSchaefer Markus (...24200-121B90It (open)
32Kluss ChristelBurchardt Brigitt...22240-116 ≣B90Ch DDR (w)
47Klundt Klaus (GER)2385Holfelder Hans Jo...22241-020 ≣B90Bundesliga 1980/81
174Kleman Miroslav (...2230Majzlan Igor (SVK)21740-121 ≣B90It (open) \
408Kilic Ihsan (TUR)2067Ozkan Rahmi1-019 ≣B90Ch Turkey06 Mar 2004
392Khedkar Jay SZaczek Jonathan1-021 ≣B90It (open)
572Khatib HoussenUzun Sarp (TUR)19700-122 ≣B90Olympiad (juniors...20 Aug 2008
152Khalifman Alexand...2655Popov Vadim V (RUS)21051-014 ≣B90Ch Russia (club)
684Kevlishvili Robby1671Kolodkin Daniil18321-020 ≣B90Ch Netherlands (j...06 May 2011
114Kerek Krisztian (...2300Bekker-Jensen Sim...24091-019 ≣B90Ch Europe (junior...
583Kerecki Ljubisa (...2174Vulin Milorad (SRB)20921-017 ≣B90Ch Belgrade (team...04 Nov 2008
431Kecap Fikret (SRB)1988Cerovic Danilo (SRB)21570-122B53It (open)28 Nov 2004
720Kazantsev Nikita1742Krapivin Viktor18881-020 ≣B90Ch City (1/2 final)13 Dec 2011
25Kavalek Lubomir (...2625Quinteros Miguel ...24951-020 ≣B90Olympiad
699Katsogridakis Ste...1910Bosiocic Marin (CRO)25930-120 ≣B90It (open)12 Jul 2011
1Kashdan Isaac (USA)Baker H1-017 ≣B90Ch USA
407Kartal Koray (TUR)2000Ozkan Rahmi1-018 ≣B90Ch Turkey29 Feb 2004
86Karnovic GNeverov1-022 ≣B90Ch URS (corr.)
659Karimzada Mahamma...Nikitenko Mihail ...18430-123 ≣B90Ch Europe (junior...20 Sep 2010
469Karim Ismael (MAR)2288Tsiganova Monika ...22141-020 ≣B90It (open) \15 Feb 2006
18Karasev Vladimir ...2372Ioffe Alexander (...22731-022 ≣B90Ch Leningrad
110Kapchuk Alexandr ...2114Prisicaru1-020 ≣B90Ch Moldova
336Kantola KaleviVehkalahti Veli (...20690-123 ≣B90It (open)
419Kang MY1589Chloupek J17431-020 ≣B90It (open) (c)
481Kanarek Marcel (POL)2244Koziak Vitali (UKR)24530-121 ≣B90It \20 Jun 2006
231Kaminska Paulina ...1892Magnucka Arleta (...18761-020 ≣B90Ch Poland (junior...
265Kallmeyer EbbeJonsson Kristjan ...1-021 ≣B90corr. ICCF
70Kadzinski Wieslaw...1976Gieruszynski Jerz...23100-123 ≣B90Cup Warsaw
547Kachibadze Giorgi...2070Kurbel Horst-Pete...18881-020 ≣B90It (open) \02 May 2008
104Kacheishvili Gior...2589Musat Adrian (ROM)23820-121 ≣B90Ch Europe (juniors)
704Kabanov VladimirGuk Ilja (UKR)22800-122 ≣B90It (open)07 Sep 2011
135Juranic Bruno (CRO)2183Tomba Ivan (ITA)22641-020 ≣B90Ch World (juniors...
369Juarez Carlos Ele...2143Lopez Gonzalez Da...20661-021 ≣B90It (open)
99Jovanovic Sasa D ...2360Vogler C (GER)1-022 ≣B90Ch JBLN West 1992/93
247Jost Markus (GER)2024Marduhajev Alexander1-022 ≣B90Ch Berlin (junior...
745Jolly Jean-Franco...2409Thibault Pierre-O...20771-023 ≣B53It (open)
13Jimenez Eleazar (...2365Arraya Jorge1-019 ≣B90Ch Pan-American
540Jaworski Andrzej ...2048Szymanski Andrzej...22420-122 ≣B90Liga Mazowiecka 2...03 Feb 2008
379Janturin Artur (RUS)2416Grachev Boris (RUS)25120-123 ≣B90Ch Russia (junior...
221Jansa Vaclav (CZE)2010Ginsburg Gennadij...24950-122 ≣B90Bundesliga (2nd) ...
502Jancys SJasinskas Zygiman...20790-122 ≣B90Ch Lithuania (jun...23 Mar 2007
94Jablonska Hanna (...2091Peptan Corina-Isa...24210-123 ≣B90Ch World (juniors)
140Izrailev A (RUS)2313Loskutov Oleg (RUS)23900-119 ≣B90Ch Russia (club)
202Ivkina Olga (RUS)2296Motoc Alina (ROM)23230-117 ≣B90Ch Europe (junior...
281Iuldachev Saidali...2491Koscielski Janus ...23101-023 ≣B90It (open)
316Ioseliani Irina (...1998Maisuradze Nino (...21050-120 ≣B90Ch Georgia (w)
398Illien Jean-Marc ...2111Soyer Jean-Yves (...21411-017 ≣B90It (open)30 Oct 2003
137Iivari KalleLyyjynen Hannu0-120 ≣B90?
472Ielapi Gianbattista1620Spataro Enrico17120-120 ≣B90Ch Provinciale CS25 Feb 2006
132Hugo Villafane RocaAlberto Perez Huerta1-019 ≣B90Ch Spain (juniors)
661Hovhannisyan Kare...2050Tsydypov Zhamsara...21420-116 ≣B50Ch Europe (junior...28 Sep 2010
138Hosking Ian M1708Riggs Robert14881-011 ≣B90Ch ACT
60Horvath Zoltan (HUN)2337Vojko N1-015 ≣B90It (open)
77Hoppe NorbertHaist Wolfgang (GER)22470-117 ≣B90It (open)
660Homiakova Elena (...2156Lacau-Rodean Luci...21031-020 ≣B90Olympiad (w)27 Sep 2010
113Holzer Gerhard (AUT)2183Gallagher Joseph ...25000-119 ≣B90It (open)
649Holtmannspoetter ...1915Zimmermann Julian...22810-119 ≣B90It \03 Jun 2010
223Holmsten Aleksei ...2400Rantanen Yrjo A (...23601-020 ≣B90Match (training)
315Holestak Jan1930Magnusson Joergen...23000-117 ≣B90Olympiad (for the...
276Hofrichter Jens (...2049Zimmermann Julian...23041-022 ≣B90Ch Germany (junio...
737Hofer Emilian (AUT)1907Dodu Iulian Laure...18071-012 ≣B90Ch Austria (junio...27 May 2012
619Hoeschele Hans-Ul...2124Soria Angel (ARG)19821-015 ≣B90It \27 Aug 2009
410Hoang Thi Bao Tra...2217Hoang Xuan Thanh ...21440-118 ≣B90Ch Vietnam (w)18 Mar 2004
565Hoang Hoai PhuongHuynh Thi Hong Su...18961-022 ≣B90Ch Vietnam (junio...04 Aug 2008
401Hoang Duc Anh VuLe Quang Liem (VIE)23290-119 ≣B90It (open) (junior...
304Hjartarson Johann...2633Anand Viswanathan...27620-111 ≣B90It (active) (qual)
153Hintikka Eero (FIN)2110Turunen Markus (FIN)21101-018 ≣B90It (open) \
4Hill LCFischer Robert J ...27800-121 ≣B90Ch USA (juniors)
552Hess Christian (GER)2219Szabo Zsolt Jozse...24370-123 ≣B90It (cat.3)17 Jun 2008
329Herry Jean (FRA)1516Oukhenniche Chris...1-015 ≣B90It (open)
364Herrera Irisberto...2439Almagro Mazariego...22941-015 ≣B90It (sheveningen)