E15b - 4…Bb4+ - Queen’s Indian (1927)

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E15b — Queen’s Indian (1927)
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb4+
Les coups candidats
Ambassadeurs : Fedorchuk, Sergey A. (49x), Romanishin, Oleg M (32x), Tiviakov, Sergei (31x), Miles, Anthony J (29x), Liebert, Heinz (25x), Bernal Varela, Nelson (23x), Popov, Vladimir Valentinovich (21x), Vesselovsky, Serguei (17x)
5.Nbd2 — 11.2% (379 parties)
Ambassadeurs : Koneru, Humpy (5x), Rodriguez Cespedes, Amador (4x), Liebert, Heinz (4x), Keymer, Vincent (4x), Uhlmann, Wolfgang (3x), Grachev, Boris (3x), Atalik, Suat (3x), Dzagnidze, Nana (3x)
5.Nc3 — 0.9% (29 parties)
Ambassadeurs : Vangilder, W. (2x), Reich, Thomas (2x), Hever, Miklos (1x), Raicevic, Ivica (1x), Legde, Georg (1x), Liebert, Heinz (1x), Migadde Davis (1x), Davis Macharia (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.Bd2 5.Nbd2 5.Nc3
<1800 110 87% 8% 5%
1800-2200 863 87% 11% 2%
2200-2600 1973 88% 12% 0%
2600+ 232 89% 11% —
Évolution par décennie (% des parties)
Décennie N parties 5.Bd2 5.Nbd2 5.Nc3
1950s 14 100% — —
1960s 53 91% 9% —
1970s 81 86% 14% —
1980s 254 96% 4% 0%
1990s 410 90% 8% 2%
2000s 563 86% 13% 1%
2010s 1553 86% 13% 1%
2020s 459 88% 11% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.Bd2 86% 88% ▲ +2.0%
5.Nbd2 13% 11% ▼ -1.6%
5.Nc3 1% 0% -0.5%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 10 parties
Hou, Yifan — 10 parties
Carlsen, Magnus — 9 parties
Ding, Liren — 5 parties
Ju, Wenjun — 3 parties
Tal, Mikhail — 2 parties
Botvinnik, Mikhail — 2 parties
Anand, Viswanathan — 2 parties
Parties historiques
5.Bd2 — 88.0% (2979 parties)
1950 — Szapiel, Henryk vs Gawlikowski, Stanislaw — 0-1 — Bielsko Biala
1951 — Stein, Georg vs Urseanu, Veniamin — 1-0 — Bucharest ROU
1952 — Goldenov, Boris P vs Konstantinopolsky, Alexander — 1/2-1/2 — Moskou ch-URS
1953 — Florian, Tibor vs Anay Barche — 1/2-1/2 — HUN-ch Budapest HUN
1953 — Uhlmann, Wolfgang vs Wiese, Klaus Peter — 1-0 — Leipzig GER
5.Nbd2 — 11.2% (379 parties)
1967 — Johansson, Martin 1979 vs Csom, Istvan — 1/2-1/2 — Salgotarjan
1967 — Uhlmann, Wolfgang vs Portisch, Lajos — 1/2-1/2 — Moscow RUS
1968 — Uhlmann, Wolfgang vs Liebert, Heinz — 1/2-1/2 — Weimar GER
1968 — Uhlmann, Wolfgang vs Parma, Bruno — 1/2-1/2 — Skopje MKD
1969 — Zaitsev, Alexander vs Ivkov, Borislav — 1/2-1/2 — Buesum GER
5.Nc3 — 0.9% (29 parties)
1989 — Hever, Miklos vs Raicevic, Ivica — 1/2-1/2 — Caorle op Caorle ITA
1992 — Vangilder, W. vs Migadde Davis — 0-1 — Detroit ch-MI opB
1992 — Vangilder, W. vs Davis Macharia — 0-1 — Detroit, MI USA
1995 — Paci, Cedric vs Savinel, Philippe — 1-0 — ECI Brugge
1996 — Legde, Georg vs Liebert, Heinz — 1/2-1/2 — GER