A10l —
1.c4 g6 2.e4
Eval: [+0.23]
Les coups candidats
2…Bg7 — 71.0% (2192 parties)
Ambassadeurs : Uhlmann, Wolfgang (69x), Cvetkovic, Srdjan (36x), Banas, Jan (20x), Psakhis, Lev (17x), Suba, Mihai (17x), Schmidt, Waldemar (14x), Polugaevsky, Lev (13x), Martz, William (13x)
Ambassadeurs : Uhlmann, Wolfgang (20x), Jansa, Vlastimil (17x), Sax, Gyula (9x), Adorjan, Andras (9x), Gheorghiu, Florin (6x), Timman, Jan H (6x), Korchnoi, Viktor (6x), Stohl, Igor (6x)
2…c5 — 11.2% (345 parties)
Ambassadeurs : Uhlmann, Wolfgang (8x), Jansa, Vlastimil (6x), Polugaevsky, Lev (4x), Gheorghiu, Florin (4x), Cvetkovic, Srdjan (4x), Dieks, Roy G (3x), Ree, Hans (3x), Franke, Reiner, Prof. Dr. (3x)
2…d6 — 4.2% (129 parties)
Ambassadeurs : Uhlmann, Wolfgang (6x), Sarosy, Zoltan L (3x), Biyiasas, Peter (3x), Franco Ocampos, Zenon (3x), Korchnoi, Viktor (2x), Speelman, Jon S (2x), Ghitescu, Theodor (2x), Panno, Oscar (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 2…Bg7 2…e5 2…c5 2…d6
<1800 49 80% 2% 8% 8%
1800-2200 680 77% 7% 11% 5%
2200-2600 1727 69% 16% 11% 3%
2600+ 126 46% 44% 9% 1%
Évolution par décennie (% des parties)
Décennie N parties 2…Bg7 2…e5 2…c5 2…d6
1950s 4 75% 25%
1960s 46 72% 26% 2%
1970s 374 67% 16% 13% 4%
1980s 290 78% 8% 9% 4%
1990s 776 79% 8% 9% 3%
2000s 608 76% 6% 11% 6%
2010s 787 63% 20% 12% 4%
2020s 204 56% 29% 10% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
2…Bg7 63% 56% ▼ -6.3%
2…e5 20% 29% ▲ +9.0%
2…c5 12% 10% ▼ -2.2%
2…d6 4% 4% +0.1%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 10 parties
Botvinnik, Mikhail — 7 parties
Tal, Mikhail — 5 parties
Carlsen, Magnus — 5 parties
Ding, Liren — 4 parties
Ju, Wenjun — 3 parties
Smyslov, Vladimir — 1 partie
Karpov, Aleksandr — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
2…Bg7 — 71.0% (2192 parties)
1958 — Furman, Semyon vs Krogius, Nikolai V — 1/2-1/2 — Sochi RUS
1958 — Botvinnik, Mikhail vs Lombardy, William J — 1/2-1/2 — Munchen olm
1958 — Botvinnik, Mikhail vs Smyslov, Vladimir — 1-0 — Moskou wch-m
1961 — Handsuren, Sandagdorj vs Chaude de Silans, Chantal — 1/2-1/2 — Vrnjacka Banja SRB
1962 — Sliwa, Bogdan vs Filipowicz, Andrzej — 1/2-1/2 — Poznan ch POL
2…e5 — 13.0% (401 parties)
1972 — Averbakh, Yuri L vs Gheorghiu, Florin — 1/2-1/2 — Palma de Majorca ESP
1972 — Perkins, Alan H vs Miles, Anthony J — 1/2-1/2 — Brighton ch-BCF
1972 — Kavalek, Lubomir vs De Fotis, Gregory — 1/2-1/2 — New York, NY USA
1972 — Korchnoi, Viktor vs Robatsch, Karl — 1-0 — Amsterdam NED
1972 — Wirthensohn, Heinz vs Ree, Hans — 0-1 — Caorle zt Caorle ITA
2…c5 — 11.2% (345 parties)
1957 — Bilek, Istvan vs Robatsch, Karl — 1-0 — It Gotha GER
1960 — Sliwa, Bogdan vs Robatsch, Karl — 0-1 — Leipzig GER
1963 — Geller, Efim P. vs Uhlmann, Wolfgang — 1-0 — Havana CUB
1964 — Bisguier, Arthur B vs Stein, Leon Rico — 0-1 — Tel Aviv ISR
1965 — Tavares da Silva Luiz vs De Souza Mendes, Joao — 0-1 — Rio de Janeiro BRA
2…d6 — 4.2% (129 parties)
1964 — Sarosy, Zoltan L vs Day, Lawrence A. — 1-0 — Scarborough CAN
1970 — Lexton, Michael J vs Goodman, Jess — 1-0 — Swansea ch-WLS
1971 — Sarosy, Zoltan L vs Boyd, Stephen — 1/2-1/2 — Toronto CAN
1971 — Martz, William R vs Newbold, Robert C — 1-0 — Lone Pine, CA USA
1972 — Sarosy, Zoltan L vs Aboltins, Imants — 1-0 — Toronto CAN