A68a - 8…O-O - Four Pawns Attack

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A68a — Four Pawns Attack
1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Nf3 O-O
Les coups candidats
Ambassadeurs : Devocelle, Luc (20x), Hage, Henk H (19x), De Smet, Karl (18x), Ziegert, Andreas (18x), Almer, Guenter (18x), Versavel, Franck (16x), De Lagontrie, Jean (15x), Murey, Jacob (11x)
Ambassadeurs : Moiseev, Oleg (2x), Blackstone, John (2x), Dubinin, Peter (2x), Nielsen, Steen (SUI) (2x), Iwanziw, Niklas (2x), Donaldson, Thomas (2x), Alexander Tadala (1x), Tolush, Alexander (1x)
9.Bc4 — 0.8% (15 parties)
Ambassadeurs : Rovira, Joaquin (2x), Kyhle, Bo (1x), Kroager, Sam (1x), Salman, Joel (1x), Alexopoulos, Georgios 94 (1x), Alonso Alvarez, Aitor (1x), Melero Morales, Javier Antonio (1x), Buhrkal, Helle (1x)
9.Qc2 — 0.3% (5 parties)
Ambassadeurs : Stoll, Drew Lamb (1x), MacConnell, OM. (1x), Taube, Hubertus (1x), Wiedemann, Franz (1x), Bolczek, Malte (1x), Kopp, Jan (1x), Vazquez Cortado, Juan Antonio (1x), Roca Diaz, Miguel Angel (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.Be2 9.Bd3 9.Bc4 9.Qc2
<1800 80 56% 41% — —
1800-2200 916 76% 23% 1% 0%
2200-2600 481 91% 7% 1% —
2600+ 5 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 9.Be2 9.Bd3 9.Bc4 9.Qc2
1950s 10 30% 70% — —
1960s 35 66% 26% — 6%
1970s 66 82% 17% — —
1980s 137 86% 13% 1% —
1990s 482 85% 12% 1% 1%
2000s 615 77% 21% 1% —
2010s 429 72% 26% 1% —
2020s 60 67% 32% 2% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.Be2 72% 67% ▼ -5.6%
9.Bd3 26% 32% ▲ +5.6%
9.Bc4 1% 2% ▲ +0.7%
9.Qc2 0% 0% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 1 partie
Parties historiques
9.Be2 — 78.1% (1432 parties)
1955 — Portisch, Lajos vs Dely, Peter — 1-0 — Budapest HUN
1957 — Knothe, Karl vs Mannsfeld, Peter — 0-1 — Soemmerda
1959 — Niemela, Ilmari Aarne vs Tal, Mikhail — 0-1 — Riga LAT
1960 — Niemela, Ilmari Aarne vs Guthi, I. — 1-0 — Leipzig GER
1960 — Niemela, Ilmari Aarne vs Guthi, I. — 1-0 — Leipzig olm
9.Bd3 — 20.1% (368 parties)
1952 — Moiseev, Oleg vs Alexander Tadala — 0-1 — Moscow RUS
1952 — Moiseev, Oleg vs Tolush, Alexander — 0-1 — Moskou ch-URS
1956 — Horseman, Derek G vs Larsen, Bent Ravn — 0-1 — Hastings ENG
1957 — Vasiljev, Aleksandr vs Salov, Sergej — 1-0 — ?
1957 — Zacharias, Joseph Z vs Miguel, Nahuel — 0-1 — Sao Paulo BRA
9.Bc4 — 0.8% (15 parties)
1988 — Kyhle, Bo vs Kroager, Sam — 1/2-1/2 — Jonkoping
1990 — Chilingirova, Pavlina vs Kondou, Eva — 0-1 — Kavala GRE
1992 — Salman, Joel vs Alexopoulos, Georgios 94 — 0-1 — Long Island Quick ch
1992 — Buhrkal, Helle vs Moody, David W — 1/2-1/2 — ?
1996 — Alonso Alvarez, Aitor vs Melero Morales, Javier Antonio — 0-1 — Asturias
9.Qc2 — 0.3% (5 parties)
1967 — Stoll, Drew Lamb vs MacConnell, OM. — 1-0 — Montreal CAN
1969 — Taube, Hubertus vs Wiedemann, Franz — 1/2-1/2 — Hamburg GER
1997 — Bolczek, Malte vs Kopp, Jan — 1/2-1/2 — Hiddenhausen
1997 — Vazquez Cortado, Juan Antonio vs Roca Diaz, Miguel Angel — 1-0 — Sant Boi
1998 — Henriques, Henrique vs Neto, Horacio — 0-1 — Lisbon POR