B08j - 4…Bg7 5.Be2 - Quiet System (1950)

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B08j — Quiet System (1950)
1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2
Les coups candidats
Ambassadeurs : Matulovic, Milan (57x), Kadonas, Kestutis (54x), Timman, Jan H (47x), Hoi, Carsten (43x), Todorcevic Antic, Miodrag (42x), Sznapik, Aleksander (42x), Azmaiparashvili, Zurab (39x), McNab, Colin A (39x)
Ambassadeurs : Thiel, Kay (10x), McNab, Colin A (7x), Kljako, Damir (6x), ? (5x), Konjevic, Djordje (5x), Gaprindashvili, Nona (4x), Krajcovic, Branislav (4x), Karttinen, Risto (4x)
5…c5 — 1.7% (389 parties)
Ambassadeurs : Hodgson, Julian M (11x), Aviol Perez, Jose Mariano (6x), Fullbrook, Nigel (4x), Kotlar, Alfred (4x), Hincke, Guenter (3x), Watson, William N (3x), Pfitzer, Norbert, Prof. Dr. (3x), O'Donnell, Tom (2x)
5…Bg4 — 1.3% (313 parties)
Ambassadeurs : Azmaiparashvili, Zurab (18x), Schuetzhold, Frank (6x), Carr, Neil L (4x), Gelfand, Boris (3x), Wakeham, Marc (3x), Lagunes, Jean-Renaud (2x), ? (2x), Gaprindashvili, Nona (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…O-O 5…c6 5…c5 5…Bg4
<1800 1544 86% 6% 2% 2%
1800-2200 8090 86% 7% 2% 1%
2200-2600 9590 93% 4% 1% 1%
2600+ 289 95% 1% 0% 0%
Évolution par décennie (% des parties)
Décennie N parties 5…O-O 5…c6 5…c5 5…Bg4
1950s 49 88% 6% 2% —
1960s 316 89% 8% 1% 1%
1970s 1496 93% 4% 1% 1%
1980s 2162 93% 3% 1% 1%
1990s 5367 90% 4% 2% 2%
2000s 5950 88% 6% 2% 1%
2010s 6788 89% 5% 1% 1%
2020s 1439 87% 6% 1% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…O-O 89% 87% ▼ -2.2%
5…c6 5% 6% ▲ +0.5%
5…c5 1% 1% ▼ -0.6%
5…Bg4 1% 1% -0.1%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Tal, Mikhail — 10 parties
Carlsen, Magnus — 10 parties
Anand, Viswanathan — 9 parties
Kramnik, Vladimir — 6 parties
Kasparov, Garry — 4 parties
Ju, Wenjun — 2 parties
Karpov, Aleksandr — 1 partie
Ding, Liren — 1 partie
Parties historiques
5…O-O — 89.5% (21081 parties)
1950 — Benko, Pal vs Sandor, Bela — 1-0 — Budapest HUN
1950 — Miguel, Nahuel vs GIDEON SUNDAY — 1-0 — Amsterdam NED
1951 — Corte, Cesar J vs Benko, Francisco — 0-1 — Buenos Aires ARG
1951 — Thomann, Reinhard vs Miguel, Nahuel — 0-1 — Buenos Aires ch-ARG
1951 — Kostic, Boris vs Pirc, Vasja — 1/2-1/2 — Ljubljana
5…c6 — 5.1% (1197 parties)
1952 — Michel, Clement Paul vs Gentil, Aidan — 1/2-1/2 — Mar del Plata ARG
1955 — Soloviev, Vladimir vs Lebedev, Boris — 1-0 — Moscow RUS
1956 — Shianovsky, Vladislav I vs Alexander, Ken R D — 1/2-1/2 — Kiev UKR
1961 — Smyslov, Vasily vs Lange, Helmut — 0-1 — Dortmund Dortmund GER
1962 — Van Seters, Frits vs Kotov, Alexander — 0-1 — Hastings ENG
5…c5 — 1.7% (389 parties)
1955 — Hallstrom, Leo vs Johannessen, Svein — 1-0 — Antwerp BEL
1964 — Ribeiro, Joao vs Olivera, Horacio — 1/2-1/2 — Tel Aviv ol fin-D
1967 — Taimanov, Mark vs ? — 1/2-1/2 — Budva MNE
1968 — Malmgren, Sven-Goran vs Metras, Dominique — 1/2-1/2 — Ybbs
1969 — Sigurjonsson, Bjorn vs Gudmundsson, Arinbjorn — 0-1 — Reykjavik ISL
5…Bg4 — 1.3% (313 parties)
1960 — Bruce, Ronald MacKay vs Beaty, John Harold — 1/2-1/2 — Leicester
1962 — Filchev, Rusko vs Pantaleev, Dimitar Dimitrov — 1/2-1/2 — Sofia BUL
1964 — Calvo Minguez, Ricardo vs Baumgartner, Heinz — 1-0 — Lenzerheide-Clare Be
1969 — Kostro, Jerzy vs Jedrzejek Czeslaw — 1/2-1/2 — Lublin POL
1973 — Paoli, Enrico vs Barreras, Alberto — 1/2-1/2 — Cienfuegos City CUB