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A07q — Reti: KIA (1950)
1.Nf3 d5 2.g3 Nc6 3.Bg2 e5 4.d3 Nf6
Les coups candidats
Ambassadeurs : Brotherton, Trevor S (33x), Petran, Peter (24x), Hickl, Joerg (15x), Alejos, Pedro Alejandro (11x), Klewe, Wolfgang (9x), Shoker, Samy (9x), Rajkovic, Dusan (7x), Aadhitha Karikalan (6x)
5.Nbd2 — 8.6% (265 parties)
Ambassadeurs : García Velayos, Carlos Enrique (5x), Patterson, Tony M. (2x), Moeller, Stefan (2x), Levato, Biagio (2x), Buckler, R. (1x), Culpin, R. (1x), Markov, Bozidar (1x), Neikirkh, Oleg (1x)
5.c3 — 2.8% (87 parties)
Ambassadeurs : Mozes, Ervin (5x), Pelikan, Anna (2x), Perez Perez, Francisco Jose (2x), Wall, Alejandro (2x), Rossetto, Aline (1x), Petrosian, Tigran V. (1x), Geller, Efim P. (1x), Pelikan, Jorge (1x)
5.Bg5 — 2.2% (69 parties)
Ambassadeurs : Schalkwijk, Peter H (3x), Armstrong, John M (2x), Brooksbank, Kenneth (2x), Flynn, Jacob (2x), Dalel, Nabil (1x), Kasparov, Garry (1x), Dubois, Jean-Marie (1x), Benoit, Michel (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.O-O 5.Nbd2 5.c3 5.Bg5
<1800 308 69% 21% 2% 6%
1800-2200 982 83% 9% 2% 2%
2200-2600 1018 91% 1% 4% 1%
2600+ 24 75%
Évolution par décennie (% des parties)
Décennie N parties 5.O-O 5.Nbd2 5.c3 5.Bg5
1950s 13 85% 8% 8%
1960s 31 84% 3% 10%
1970s 115 94% 1% 2% 1%
1980s 173 88% 6% 1% 1%
1990s 589 84% 7% 3% 3%
2000s 967 81% 11% 2% 2%
2010s 945 83% 9% 3% 1%
2020s 263 73% 10% 4% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.O-O 83% 73% ▼ -9.5%
5.Nbd2 9% 10% ▲ +1.3%
5.c3 3% 4% ▲ +0.8%
5.Bg5 1% 4% ▲ +2.7%
Joueurs célèbres
Champions du monde dans cette position
Ju, Wenjun — 3 parties
Tal, Mikhail — 1 partie
Kasparov, Garry — 1 partie
Carlsen, Magnus — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
5.O-O — 82.1% (2542 parties)
1954 — Uusi, Gunnar vs Ravinsky, Grigory — 1/2-1/2 — Leningrad RUS
1954 — Robatsch, Karl vs Vesterinen, Jorma — 1-0 — Amsterdam olm
1955 — Lombardy, William J vs Santasiere, Anthony — 1/2-1/2 — ?
1955 — Gabrovsek, Zdravko vs Padevsky, Nikola — 1-0 — Ljubljana
1956 — Ujtelky, Maximilián Samuel Rudolf vs Fichtl, Jiri — 1/2-1/2 — Podebrady CZE
5.Nbd2 — 8.6% (265 parties)
1950 — Markov, Bozidar vs Neikirkh, Oleg — 0-1 — Sofia BUL
1966 — Buckler, R. vs Culpin, R. — 0-1 — Sunderland
1978 — Simonsen, Iluska vs Maura Denis, Carmen Amaya — 1/2-1/2 — Buenos Aires ARG
1980 — Sherwood, Charles vs Lilligan, Gerald — 1-0 — USA
1984 — Patterson, Tony M. vs Petty, M. — 0-1 — Plymouth ch-MI op
5.c3 — 2.8% (87 parties)
1950 — Petrosian, Tigran V. vs Geller, Efim P. — 0-1 — Moskou ch-URS
1961 — Pelikan, Anna vs Perez Perez, Francisco Jose — 1-0 — Mar del Plata m Mar
1961 — Pelikan, Jorge vs Perez Perez, Francisco Jose — 1-0 — Mar del Plata ARG
1965 — Pelikan, Anna vs Rossetto, Aline — 1/2-1/2 — Buenos Aires ch-ARG
1974 — Honari, Kaveh vs Harandi, Khosro — 0-1 — Iran
5.Bg5 — 2.2% (69 parties)
1975 — Strothotte, Tom vs Vogler, Russ — 1-0 — Burnaby CAN
1985 — Dubois, Jean-Marie vs Benoit, Michel — 1/2-1/2 — Clermont-Ferrand FRA
1989 — Dalel, Nabil vs Kasparov, Garry — 0-1 — Londen simultaan
1991 — Rosenberg, Sean vs Emma Iniya Williams R — 1-0 — E Lansing ch-MI opB
1992 — Blagojevic, Dragisa vs Pajkovic, Vladimir — 1/2-1/2 — Niksic Niksic YUG