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Sicilian, Boleslavsky Variation, 7.Nb3 Notation: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e5 7. Nb3

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
1Busek HansSajtar Jaroslav (...0-126 ≣B33Match \
2Bobotsov Milko G ...2405Malchev Andrei0-124B33Ch Bulgaria
3Stanchev ZahariBobotsov Milko G ...24051-029 ≣B33Ch Bulgaria
4German Eugenio (BRA)2315Ribeiro Sabino Jr1-030 ≣B33Ch Brazil
5Malik Jan (CZE)2352Koutnik J1-028 ≣B33It (b)
6Vestol AageBergqvist Allan1-030 ≣B33Olympiad
7Poulsen Christian6Stumpers Louis F1-028 ≣B33It (a)
8Donovan JeremiahVollmar Rainer (GER)21301-024 ≣B33It (open)
11Alexander Conel H...Janosevic Dragolj...23301-020 ≣B33It
12Aleman Dovo MiguelGligoric Svetozar...24470-131 ≣B33It
13Katragadda GTaimanov Mark E (...23860-128 ≣B33It
14Reicher Emanoil (...2310Boleslavsky Isaac...25600-126 ≣B33It
15Kalkstein RodolfoGligoric Svetozar...24470-122 ≣B33It
16Pilnik Hermann (GER)Janosevic Dragolj...23301-031B33It
17Sterner OlafBoleslavsky Isaac...25600-122 ≣B33Match \
18Ajanski Jordan S ...2350Milev Zdravko (BUL)22300-129 ≣B33Ch Bulgaria16 Nov 1954
19Ljuboschitz Alexa...2172Boleslavsky Isaac...25600-127 ≣B33Ch URS (1/2 final)
20Cherepkov Alexand...2395Vladimirov Boris ...23400-128 ≣B33Ch URS (1/2 final)
22Bouwmeester Hans ...2343Roessel Fritz (NED)0-111B33It
23Yepez Olavo (ECU)2305Rannanjarvi1-030 ≣B33Ch World (team) (...
24Bogdanov Anatoly ...Kamensky Vitaly (...1-024 ≣B33Ch Russia (for th...
25Keogh Eamon (IRL)2002Minaya Juan (COL)22071-029 ≣B33Ch World (juniors)
26Lantsias AndreasPachman Ludek (GER)22780-126 ≣B33Olympiad
27Bisguier Arthur B...2237Saidy Anthony F (...23360-128 ≣B33Ch USA
28Bonfioli MarcoTrincardi Tullio ...22350-122 ≣B33It
29Bisguier Arthur B...2237Saidy Anthony F (...23360-128 ≣B33Ch USA16 Dec 1963
31Dahl KimmoSpassov Liuben (BUL)23670-128 ≣B33Olympiad (student...
32Pregherman ShmuelPersitz Raaphi (SUI)23360-132 ≣B33It
33Mollekens JBlau Max (SUI)23700-125 ≣B33Olympiad
34Drozd Ryszard (POL)2249Partos Charles (SUI)23450-127 ≣B33?
35Simms Gary (USA)2112Formanek Edward W...22030-118 ≣B33It (open)
36Asplund LennartSigurjonsson Gudm...24631-029 ≣B33Ch World (juniors...
37Shabanov Yuri (RUS)2326Fedorov V (RUS)1-029 ≣B33Ch \
38Lundin Erik (SWE)Santesson Kjell1-020 ≣B33Ch Sweden
39Babula Milan (CZE)2306Zavodny Zdenek1-018 ≣B33It \
41Rodriguez Adolfo ...2235Pugach Mario0-128 ≣B33Tournament (team)
42Kivioja Endel (EST)2215Stein Leonid Z (UKR)26050-127 ≣B33It
43Cardoso Radolfo T...2330Mihaljcisin Mihaj...22800-132 ≣B33It
45Sarnak PHeino Hannu1-025 ≣B33Ch World (team) (...
46LittrellHulse Brian (USA)21551-021 ≣B33It \
47Wahlbom Magnus (SWE)2288Schneider Lars-Ak...23640-127 ≣B33Ch Sweden
48Golomeov Todor2200Hort Vlastimil (GER)26200-129 ≣B33It
54Horst CarstenLund Flemming22000-132 ≣B33Bundesliga 1980/81
55Tsekouras SteliosAlexopoulos Georg...22490-124 ≣B33Cup Spyros Bikos
57Kogan Boris M (USA)2445Baczynskyj Boris ...22221-030 ≣B33It \
58Leppala JussiTrepp Markus (SUI)23750-125 ≣B33Ch Denmark (juniors)
60Cunha Pereira SilvioMasculo Jose (BRA)23100-129 ≣B33Ch Brazil
63Rossmann Helmut (...2264Riha Vaclav (CZE)23101-029 ≣B33Match \
64Mohiuddin GLamford Paul A (WLS)0-120 ≣B33Olympiad
65Yuja H (HON)2205Luk Luen-Wah (HKG)22151-032 ≣B33Olympiad
66Vogt Lothar (GER)2490Tischbierek Raj (...24541-032 ≣B33It
67BoeredougaWhitehead Jay E (...23250-125 ≣B33Ch World (team) (...
68Willecke Dirk2225Brumm Carsten Dr ...22420-123 ≣B33Bundesliga (2nd) ...
69Oliveira Antonio ...2222Arlandi Ennio (ITA)24360-131 ≣B33Ch Europe (junior...
70Puls TGroszpeter Attila...24800-120 ≣B33It (open)
72Usachyi Mark (UKR)2196Tiagunov G1-030 ≣B33Ch World (1/2 fin...
74Pineault Denis (CAN)2270Hebert Jean (CAN)23850-125 ≣B33It
76O'neill Y Dayneko...Acebal J Maria (ESP)23270-130 ≣B33Ch Asturias (pref...
78Holl Andreas (GER)2149Reichenbacher Ger...18401-032B33corr.
79Martorelli Antoni...2305Sanna1-025 ≣B33?
81Sarafian SJacob Bernhard (GER)21641-031 ≣B33It (open) (w)
82Sampson MMuir1-032 ≣B33Ch Great Britain
83Bouaziz Slim (TUN)2370Salov Valery (RUS)25750-127 ≣B33Izt
84Brdicko Petr (CZE)2255Weglarz Leszek (POL)22240-132 ≣B33Cup Warsaw
86Zeniou ZeniosAlexandrou Alexan...21720-126B33Ch Cyprus
87Gimmel Rolf (SUI)1841Visetti A0-126 ≣B33?
89Ardiansyah H (INA)2371Jonathan S1-032 ≣B33?
92Pletsch Andreas2016Schmidt Heike15201-030 ≣B33It (open)
95Molvig Henrik (DEN)2195Thorsteins Karl (...24450-131 ≣B33It (open)
102Semeniuk Alexande...2417Ragozin Evgeni (RUS)24411-027 ≣B33Ch Armed Forces
105Bouaziz Slim (TUN)2338Ziska Bogi (FAI)22021-028 ≣B33Olympiad
106Mounib A (MRC)Hakki Imad (SYR)23621-030 ≣B33Olympiad
109Blasi FBjelica Dimitrije...23801-030 ≣B33It (open)
112Vandivier DonNoren K0-122 ≣B33It (open)
115Diaz Augusto (CUB)2248Izeta Txabarri Fe...24590-120 ≣B33It (open)
116Vilar Lopez Monic...2154Franco Ocampos Ze...24900-125 ≣B33It (open)
119Hinteregger Arthu...2188Sarosi Zoltan (HUN)22970-119 ≣B33It (open)
120Fuchs Antje (GER)2124Geissler Grit (GER)20351-031 ≣B33Ch Germany (w) (o...
122Beckerman MarceloSifres Pablo (ARG)21551-025 ≣B33It (open) \
124Becker JueRagozin Evgeni (RUS)24410-117 ≣B33It (open) \
126Chehayeb SalahNoren K1-030 ≣B33It (open)
127Hedlund BThorhallsson Gylf...22850-129 ≣B33It (open)
129Deakne Baranyai A...Grabics Monika (HUN)23360-126 ≣B33Ch Hungary (team)...
133Miannay Michel (FRA)1752Badii Madjid (FRA)21920-126 ≣B33It (open)
137Ljubic Pero (CRO)2102Kerschenbauer Fra...20060-125 ≣B33It (open) (b)
138Rajlich Vasik G (...2303Noren K0-129 ≣B33Tournament
139Ricardo SantirsoJavier Melero0-131 ≣B33Ch Asturias (team)
141Ipavec Petra (SLO)2091Krmelj Natasa (SLO)20750-130 ≣B33It (open) (w)
143HerwatiLumongdong Lisa K...21460-125 ≣B33Zt (w)
149Escandon Federico...2145Langier Daniel (ARG)23950-126 ≣B33Ch Pan-American (...
150Ortiz Aleman Jose...2185Cabello S0-129B33Ch Spain (team)
151Katona ErzsebetBabic Momcilo (SRB)22850-131 ≣B33It (open) (juniors)
152Hersvik Daniel (NOR)2225Nagy Attila (SRB)22411-018 ≣B33Ch Europe (junior...
153Murphy Ronan (IRL)Nagy Attila (SRB)22411-023 ≣B33Ch Europe (junior...
154Fuchs Antje (GER)2124Bielicki Birke (GER)21831-017 ≣B33Ch Baden (w)
156Paul Reinhart (GER)2100Kiselev Sergey (RUS)24600-127 ≣B33It (open) \
157Semasev Kim (LAT)2249Zhukhovitsky Samu...23950-123 ≣B33Ch World (seniors)
159Farago Sandor (HUN)2360Volzhin Alexander...24250-130 ≣B33It (cat.8)
161Khlgatian Goaz (ARM)2115Agapitova T0-119 ≣B33Ch URS (team) (co...
162Klawonn MarkusBreier Andreas (GER)24000-132 ≣B33Ch JBLN East 1993/94