E79f - 10.O-O - Four Pawns Attack, Main Line (1922)

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E79f — Four Pawns Attack, Main Line (1922)
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Be2 c5 7.Nf3 cxd4 8.Nxd4 Nc6 9.Be3 Bd7 10.O-O
Les coups candidats
10…Nxd4 — 40.9% (236 parties)
Ambassadeurs : Pribyl, Josef (2x), Martz, William (2x), Jungkunz, Florian (2x), Van den Berg, Harmen (2x), Uhoda, Philippe (2x), Kamlach, Miroslav (1x), OBrien, Erik Michael (1x), Rasmussen, Gunnar (1x)
10…a6 — 18.5% (107 parties)
Ambassadeurs : Brogden, John G (2x), Fuchs, Reinhart (1x), Tringov, Georgi P (1x), Gete Martin, Esteban (1x), Puig, Pedro (1x), Tarasov, Vitaly (1x), Aronin, Lev (1x), Tomson, J. (1x)
10…Rc8 — 17.7% (102 parties)
Ambassadeurs : Uhlmann, Wolfgang (1x), Zirngibl, Albert (1x), Popov, Vladilen (1x), Popov, Luben (1x), Zilber, Israel (1x), Krogius, Nikolai V (1x), Dittmann, Benno (1x), Beni, Alfred (1x)
10…Qb6 — 7.8% (45 parties)
Ambassadeurs : Guggenberger, Ilse D. (1x), Lematschko, Tatjana (1x), Borkowski, Franciszek (1x), Tomorhuyag, Nyamaa (1x), Martz, William (1x), Winston, Harold (1x), Szabolcsi, Janos (1x), Gyarmati, Peter (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10…Nxd4 10…a6 10…Rc8 10…Qb6
<1800 49 27% 24% 16% 10%
1800-2200 267 42% 16% 17% 8%
2200-2600 141 52% 19% 17% 6%
2600+ 1 — — 100% —
Évolution par décennie (% des parties)
Décennie N parties 10…Nxd4 10…a6 10…Rc8 10…Qb6
1950s 19 16% 26% 21% —
1960s 16 50% 44% 6% —
1970s 19 53% 21% 11% 11%
1980s 20 25% 20% 25% 5%
1990s 112 32% 20% 20% 11%
2000s 173 39% 18% 20% 8%
2010s 187 49% 14% 17% 7%
2020s 31 45% 19% 6% 10%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10…Nxd4 49% 45% ▼ -4.0%
10…a6 14% 19% ▲ +4.9%
10…Rc8 17% 6% ▼ -10.7%
10…Qb6 7% 10% ▲ +2.2%
Parties historiques
10…Nxd4 — 40.9% (236 parties)
1954 — Fuderer, Andrija vs Thiellement, Andre — 1/2-1/2 — Amsterdam NED
1956 — Uhlmann, Wolfgang vs Gromek, Jozef — 1-0 — Krynica Krynica POL
1958 — OBrien, Erik Michael vs Rasmussen, Gunnar — 0-1 — Petaluma
1964 — Pomar Salamanca, Arturo vs Dreyer, Kurt — 1-0 — Tel Aviv olm
1966 — Stahlberg, Gideon vs Horberg, Bengt-Eric — 1/2-1/2 — Stockholm Jubileumst
10…a6 — 18.5% (107 parties)
1957 — Gete Martin, Esteban vs Puig, Pedro — 0-1 — Zaragoza
1957 — Tarasov, Vitaly vs Aronin, Lev — 1-0 — Moskou ch-URS
1957 — Teschner, Rudolf vs Troianescu, Octav — 1-0 — Wageningen zt
1957 — Abanin, Vladimir vs Boleslavsky, Isaac — 1/2-1/2 — Moskou ch-URS
1958 — Fuchs, Reinhart vs Tringov, Georgi P — 1/2-1/2 — Kienbaum/Berlin
10…Rc8 — 17.7% (102 parties)
1956 — Dittmann, Benno vs Beni, Alfred — 0-1 — DDR
1957 — Zilber, Israel vs Krogius, Nikolai V — 1/2-1/2 — Leningrad RUS
1958 — Uhlmann, Wolfgang vs Zirngibl, Albert — 1-0 — Kienbaum GER
1959 — Popov, Vladilen vs Popov, Luben — 1/2-1/2 — BUL-ch Sofia BUL
1966 — Stahlberg, Gideon vs Litsberger, Rune — 1/2-1/2 — Stockholm SWE
10…Qb6 — 7.8% (45 parties)
1971 — Martz, William vs Winston, Harold — 1-0 — Milwaukee, WI USA
1976 — Guggenberger, Ilse D. vs Lematschko, Tatjana — 0-1 — Roosendaal
1986 — Borkowski, Franciszek vs Tomorhuyag, Nyamaa — 1-0 — Warzsawa
1991 — ? vs Madagascar Chess Federation — 1-0 — Schmidt-Wilk
1994 — Danilov, Nikolai vs Siegenthaler, Beat — 1-0 — ?