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Ruy Lopez, Marshall Counterattack 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5

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
153Roulin JPPatrat Alexandre ...21970-120C70Ch Paris (open)
305Rosskopf MariaMietzner Tina (GER)22570-121C70Ch Germany (junio...
381Rosi AlekseiJoutsen Rauli0-122 ≣C70It (open)
658Rosero Jefferson1500Mesa Brenda Sofia...19140-116 ≣C65It (open) (d)27 Dec 2008
270Roseborough RBisset A0-126 ≣C70corr.
517Rope AdamYamada Brent1-024 ≣C70It \02 Apr 2004
625Roop Saurav (IND)2010Korgaonkar Saurab...18091-023 ≣C70Cup Mayors (open)17 May 2008
398Romero Reinaldo1465Molina Gildardo (...20760-120 ≣C70It (open)
746Romero Daniela (COL)1836Rendon Daniel (COL)20760-121 ≣C70Ch Department (ju...27 Feb 2011
757Romero Daniela (COL)1836Corrales Isis (COL)19951-026 ≣C70Ch Colombia (1/2 ...23 Jun 2011
150Romaniello ESaralegui Mario (...21690-119 ≣C70It (open)
155Roman Dimitri (FRA)2072Patrat Alexandre ...21970-122 ≣C70?
323Roiz Baztan David...2282Sirvent Roma Emil...21701-019 ≣C70Tournament (team)
572Rogovic Ismet (BIH)2021Mihojlic Miodrag ...21220-122 ≣C70It (open)19 Sep 2006
385Rodriguez G Jose ALana Prieto Jose ...20331-016 ≣C70Ch Asturias (team...
435Rodriguez Fernand...2212Borovik Irina (RUS)21750-125 ≣C70It (open)
564Rodionov Alexande...1791Kramorev Yuri (RUS)19661-026 ≣C70Ch Region (1/2 fi...
709Roche Stephen1168Bleicher Horst (AUS)17590-126 ≣C70It (open) (challe...08 Apr 2010
708Roche Stephen1168Koh Cedric14610-125 ≣C70It (open) (challe...07 Apr 2010
255Riznar Helena (SLO)2023Pinter Andrej (SLO)20640-124 ≣C70It (c)
645Rivero Raul (ARG)1882Doval Oscar (ARG)18351-025 ≣C70Tournament (open)03 Aug 2008
675Riva EricLipiniks Leonardo...19200-120 ≣C70It (c)06 Jul 2009
557Riofrio Luis (ECU)1918Orejuela Paulina ...18510-120 ≣C70It \08 Jan 2006
302Riff Sebastien (FRA)2276Damien Nicolas (FRA)22250-122 ≣C70Ch France (b)
638Riff Jean-Noel (FRA)2512Saucey Capucine (...17591-025 ≣C70It (open)13 Jul 2008
327Ries Benjamin (GER)2072Klimpel Thomas (GER)21540-126 ≣C70It (open)
273Richter Hans Dr (...2151Bussacchini Miche...20320-126C70Olympiad
507Riccio Eros (ITA)2175Barletta Antonio ...20860-123 ≣C70It (open)06 Sep 2003
653Reznicek Jindrich...2056Krejcik Jiri (CZE)21180-119 ≣C70Czech League 2008...12 Oct 2008
654Reppen Ellisiv (NOR)1910Van Weersel Arlet...22090-112 ≣C70World Mindsports ...13 Oct 2008
480Rentsen ErdenetulaKelkar Abhishek (...20461-026 ≣C70Ch Asia (juniors)...
657Renjak AdrianoIvekovic Bozidar ...19210-122 ≣C70Tournament (junio...05 Dec 2008
169Renet Olivier (FRA)2515Nunn John D M (ENG)25750-122 ≣C70Ch Europe (team)
771Redzic DzemalBasic Enver (BIH)18460-124 ≣C70It (open)18 Sep 2011
192Rector DRothmund Joachim0-115 ≣C70Ch Oberschwaben (b)
251Rausch Erik Dr (GER)1838Demir Bilal (GER)21740-122 ≣C70It (open) (b)
602Rantanen Yrjo A (...2366Lyly Seppo (FIN)20501-025 ≣C70It (open) \16 Jul 2007
500Rampi Franco1341Tosetto Flavio (ITA)16510-125 ≣C70Tournament (weeke...02 Feb 2003
464Rahimov Zaur (AZE)Davidov Samir (AZE)22370-122 ≣C70Ch Azerbaijan (ju...
518Rahimi Tara (IRI)1907Arnavaei M (IRI)17660-124 ≣C70Ch Asia (juniors)...06 Apr 2004
343Rahimi KAlipoor A1-023 ≣C70Ch Iran (juniors)...
190Radic Drazen (CRO)Matosevic Marin1-019 ≣C70corr.
528Qu Ziyuan (CHN)1961Svoysky Dani0-124 ≣C70Ch World (juniors...08 Nov 2004
426Quinn Deborah (IRL)1841Hussain Noora (UAE)20500-124 ≣C70Olympiad (w)
542Queiros Meireles ...Wetherfield Ben0-117 ≣C70Ch European Union...20 Aug 2005
60PulkisZhuravlev0-119 ≣C70Ch Latvia
633Pukhovskaya IrinaDragieva Denitza ...17240-120 ≣C70It (juniors) (und...30 Jun 2008
749Prvy AlojzPerickova Jana0-126 ≣C70Ch Slovakia (team...20 Mar 2011
586Priss Wolfgang1381Eichstaedt Enrico...19420-125 ≣C70Ch Mecklenburg-Vo...05 Apr 2007
250Princz FRaba Z0-126 ≣C70Ch Hungary (team)...
41Primavera Roberto...2280Tabo Giorgio1-023 ≣C70?
30PribylovKantorowicz B1-024 ≣C70?
148Preusse Goetz (GER)1621Leisebein Peter0-125 ≣C70corr.
204Prelog SLorbek Richard0-122 ≣C70Ch Slovenia
123Praedel REverett Morgan0-126 ≣C70It (open)
481Pokorny Jan (CZE)1838Blazek Milos (SVK)21210-122 ≣C70It (open)
717Pitcher Stephanie...2022Berry James E (USA)19980-124 ≣C70It (open)05 Aug 2010
406Pirklova Hana (CZE)2067Hodova Lucie (CZE)21280-118 ≣C70It (open) (juniors)
604Pioch Zygmunt (POL)2205Kobus Sebastian (...18171-012 ≣C70Tournament (open)29 Jul 2007
167PinternagelBorchert Otto0-126 ≣C70corr.
15PinskerSchwarz0-124C70Memorial Dyckhoff...
508Phillips Gordon (...1811Stelter Wilhelm (...17280-113 ≣C70It (open)03 Oct 2003
291Phan Van HanLe Mai Duy1-022 ≣C70Tournament (open)
211Pfeiffer Herbert ...2305Rothmund Joachim0-123 ≣C70Ch Oberschwaben (b)
32Pettersson Tomas ...1961Vymetal V0-125 ≣C70Europe Tournament...
196Petrov Oleg W (RUS)Yerofeev Sergey (...23590-121 ≣C70World Tournament ...
601Peterova JitkaRakovsky Jiri0-125 ≣C70It (open) (b)05 Jul 2007
690Petera Lubomir (CZE)2022Grill Roman (CZE)21741-022 ≣C70Czech League 2009...18 Oct 2009
219Pesr JEndl V1-025 ≣C70corr.
800Persson Borje (SWE)1930Wahlstrom Lennart...21380-117 ≣C70Tournament (Elo)15 Aug 2012
280Persson Borje (SWE)1947Lindeberg Stig1-020 ≣C70Ch Sweden (corr.)
705Perez Coyula Rafa...1994Gonzalez Munoz Ariel20761-026 ≣C70Tournament (provi...25 Feb 2010
643Peregniak Sergey ...1741Shmat Anna (UKR)18200-118 ≣C70It \
296Perdomo Abad Jose...2058Rodriguez Antonio...21021-017 ≣C70It (open)
342Penna Paulo SergioPerry Dan1-012 ≣C70?
677Pejko Otomar (SVK)2176Mikulas Dusan (SVK)21780-117 ≣C70Tournament (open)
98PehlmannMayr Florian (GER)21030-123 ≣C70Europe Tournament...
259Pcola Peter (SVK)2030Izak Milan (SVK)19641-019 ≣C70Ch Slovakia (juni...
70Pavlovichev Yury ...Ablonovsky0-121 ≣C70?
171Paust Wolf-Dieter...2049Pavlovic Milos (SRB)25310-123 ≣C70It (open)
400Parroco PJBataglieri T1-024C70It (open)
607Papadopoulos Chri...1846Boer Jan0-121 ≣C70Ch Europe (for th...16 Aug 2007
640Pak Alexandr (RUS)1600Kazennova Daria (...19610-120 ≣C70Tournament (open)22 Jul 2008
608Pajoum Tajani FarbodAsgarizadeh Ahmad...22280-123 ≣C70Ch Asia (juniors)...24 Aug 2007
461Padilla Mendez J2005Serra Labrador Ca...20281-022 ≣C70Ch Girona28 Oct 2001
38Padevsky Nikola (...2355Chipev T (BUL)1-018 ≣C70Ch Bulgaria07 Mar 1964
357Pablo CantoraJuan Manuel Perez0-126 ≣C70Ch Asturias (team...
267Paaren HugoMalinin Vasily B ...22800-124 ≣C70Ch URS (team) (co...
592Otradovec LubosKocourkova Zuzana...16330-126 ≣C70Extraliga 2006/07...21 Apr 2007
154Osterstrom TomKnaak M1-014 ≣C70Ch Sweden (corr.)
128Oppa GBademian Jose (URU)21730-123 ≣C70Ch Uruguay (1/2 f...
352Olson HansGulati Justin0-123 ≣C70Ch Canada (junior...
141Oll Lembit (EST)2465Tseshkovsky Vital...24850-125 ≣C70Ch URS (1 liga)
76Olkowski HDaniuk J0-121 ≣C70corr.
294Oliveira Paredes ...2230Rodrigues Pedro S...0-126 ≣C70Ch Portugal (juni...
73Oim Tonu (EST)Nash1-025 ≣C70Ch Europe (corr.)
694Obando Avila Jhan...1763Labrador John (COL)19060-123C70Ch Colombia (juni...18 Dec 2009
618Nytrova Adela (CZE)1809Hosek Martin15590-122 ≣C70Extraliga 2007/08...26 Jan 2008
269Nurkiewicz Maciej...2399Berzinsh Roland (...24750-121 ≣C70It (open)
568Nurkic Sahbaz (BIH)2404Muratovic Alija (...24620-126 ≣C70It (cat.7)17 Jul 2006