E14o - 4…Bb7 5.Bd3 d5 6.O-O Bd6 7.b3

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E14o —
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.e3 Bb7 5.Bd3 d5 6.O-O Bd6 7.b3
Les coups candidats
7…O-O — 83.5% (486 parties)
Ambassadeurs : Portisch, Lajos (7x), Kosyrev, Vladimir (5x), Littlewood, Paul E (5x), Balashov, Yuri (4x), Rodriguez Vargas, Orestes (3x), Lengyel, Laszlo (3x), Zarnicki, Pablo (3x), Sprotte, Norbert (3x)
7…Nbd7 — 14.3% (83 parties)
Ambassadeurs : Rashkovsky, Nukhim N (3x), Schauwecker, Meinrad (2x), Zagrebelny, Sergey (2x), Zatonskih, Anna (2x), Littlewood, Paul E (2x), Rekuc, Patryk (2x), Jasnogrodsky, Nicolai (1x), Delmar, Eugene (1x)
7…Qe7 — 1.0% (6 parties)
Ambassadeurs : Kosic, Dragan (3x), Djordjevic, Vuk (2x), Gagarin, Vadim (1x), Denisov, Igor (1x), Araptanova, Irina (1x), Zivkovic, Nemanja (1x), Panjwani, Raja (1x), Krush, Irina (1x)
7…c5 — 0.5% (3 parties)
Ambassadeurs : Certek, Pavel (1x), Mrva, Vladimir (1x), Araptanova, Irina (1x), Goganova, Yana (1x), Egan, Michael P W (1x), Barclay, Alex (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…O-O 7…Nbd7 7…Qe7 7…c5
<1800 6 83% 17% — —
1800-2200 106 85% 11% 1% 1%
2200-2600 380 82% 16% 1% 1%
2600+ 25 96% 4% — —
Évolution par décennie (% des parties)
Décennie N parties 7…O-O 7…Nbd7 7…Qe7 7…c5
1890s 1 — 100% — —
1950s 3 100% — — —
1960s 12 92% 8% — —
1970s 21 81% 19% — —
1980s 40 82% 18% — —
1990s 66 85% 12% — 2%
2000s 124 85% 15% — —
2010s 221 84% 12% 2% 1%
2020s 94 80% 19% 1% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…O-O 84% 80% ▼ -4.4%
7…Nbd7 12% 19% ▲ +7.4%
7…Qe7 2% 1% ▼ -1.2%
7…c5 1% 0% ▼ -0.9%
Joueurs célèbres
Champions du monde dans cette position
Hou, Yifan — 4 parties
Smyslov, Vladimir — 2 parties
Karpov, Anatoly — 2 parties
Botvinnik, Mikhail — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
7…O-O — 83.5% (486 parties)
1958 — Pachman, Ludek vs Averbakh, Yuri L — 1/2-1/2 — Portoroz SLO
1958 — Spanjaard, Eduard vs Donner, Jan-Hein — 1/2-1/2 — NLD-ch Amsterdam NED
1959 — Pachman, Ludek vs Sanguinetti, Raul — 1/2-1/2 — Lima PER
1962 — Rabar, Braslav vs Filip, Miroslav — 1/2-1/2 — Reggio Emilia ITA
1962 — Aiza Jimenez, Enzo vs O'Kelly, A. — 0-1 — Varna BUL
7…Nbd7 — 14.3% (83 parties)
1893 — Jasnogrodsky, Nicolai vs Delmar, Eugene — 0-1 — New York, NY USA
1962 — Padevsky, Nikola vs Filipov, Filip — 1/2-1/2 — Sofia BUL
1970 — Schauwecker, Meinrad vs Leitner, Maximilian — 1-0 — Thalwil
1972 — Schauwecker, Meinrad vs Ott, Roland — 1-0 — Arosa
1976 — Najdorf, Miguel vs Petursson, Margeir — 1-0 — Reykjavik Reykjavik ISL
7…Qe7 — 1.0% (6 parties)
2012 — Gagarin, Vadim vs Denisov, Igor — 1/2-1/2 — Moscow RUS
2014 — Araptanova, Irina vs Zivkovic, Nemanja — 0-1 — Senta SRB
2014 — Panjwani, Raja vs Krush, Irina — 1-0 — Edmonton CAN
2018 — Kosic, Dragan vs Djordjevic, Vuk — 1-0 — Paracin SRB
2019 — Kosic, Dragan vs Djordjevic, Vuk — 0-1 — Paracin SRB
7…c5 — 0.5% (3 parties)
1997 — Certek, Pavel vs Mrva, Vladimir — 1-0 — Slovakia
2016 — Araptanova, Irina vs Goganova, Yana — 1/2-1/2 — Kolomna RUS
2019 — Egan, Michael P W vs Barclay, Alex — 1/2-1/2 — ICCF