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C20h — Alapin Opening (1907)
1.e4 e5 2.Ne2
Les coups candidats
Ambassadeurs : Cubas, Jose (7x), Klajnscak, Bostjan (6x), Berchtold, Axel (4x), Bartsch, Christian (4x), Mouillaux, Lucien (3x), Adnan Al Sous (3x), Rapport, Richard (3x), Cartwright, Albert (2x)
2…Nc6 — 24.9% (86 parties)
Ambassadeurs : Almaguer, Claudia (2x), Cheah, Eric (2x), Mahmood Lodhi (2x), Vlcek, Vilem (2x), Cubas, Jose (2x), Moiseenko, Vadim An. (2x), Titarenko, V1. (1x), Fatalibekova, Elena (1x)
2…Bc5 — 6.9% (24 parties)
Ambassadeurs : Partyka, Kazimierz (2x), Sanchez Alpizar, Luis Alberto (1x), Stevens, Blake W (1x), Brasket, Curt J (1x), Sefc, Jan (1x), Calton, Bill (1x), Moody, David W (1x), Myrberg, Rickard (1x)
2…d5 — 1.7% (6 parties)
Ambassadeurs : Partyka, Kazimierz (1x), Brzozka, Stefan (1x), Berchtold, Axel (1x), Troger, Dominik Mag (1x), Fernandez Garcia, Daniel 1955 (1x), Rengel Valderrama, Fernando (1x), ? (1x), Canal, Arthur Francisco De Souza (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 2…Nf6 2…Nc6 2…Bc5 2…d5
<1800 41 56% 34% 5% 2%
1800-2200 102 61% 24% 13% 2%
2200-2600 88 65% 26% 3% —
2600+ 9 44% 22% — 11%
Évolution par décennie (% des parties)
Décennie N parties 2…Nf6 2…Nc6 2…Bc5 2…d5
1950s 10 40% 20% 30% 10%
1960s 3 67% 33% — —
1970s 8 88% — — —
1980s 13 92% — 8% —
1990s 61 57% 30% 3% 5%
2000s 116 64% 28% 6% —
2010s 85 61% 22% 11% 2%
2020s 50 64% 26% 4% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
2…Nf6 61% 64% ▲ +2.8%
2…Nc6 22% 26% ▲ +3.6%
2…Bc5 11% 4% ▼ -6.6%
2…d5 2% 0% ▼ -2.4%
Joueurs célèbres
Champions du monde dans cette position
Carlsen, Magnus — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
2…Nf6 — 63.0% (218 parties)
1950 — Cartwright, Albert vs McEachern, Neil — 1-0 — Edmonton CAN
1950 — Cartwright, Albert vs Genereux, Paul — 1-0 — Edmonton CAN
1954 — Czerniak, Moshe vs Burstein, Sylvain — 1/2-1/2 — Paris FRA
1956 — Partyka, Kazimierz vs Kolarov, Atanas S. — 1/2-1/2 — Moskou olm
1964 — Abaho Brian vs Westerinen, Heikki M.J. — 1-0 — Krakow POL
2…Nc6 — 24.9% (86 parties)
1950 — Arne, Jonas vs Anderson, Frank Ross — 0-1 — Toronto CAN
1956 — Partyka, Kazimierz vs Dittmann, Benno — 1-0 — Krynica POL
1969 — Titarenko, V1. vs Fatalibekova, Elena — 1/2-1/2 — Moscow RUS
1990 — Cheah, Eric vs Mahmood Lodhi — 0-1 — ?
1990 — Cheah, Eric vs Mahmood Lodhi — 0-1 — Novi Sad olm
2…Bc5 — 6.9% (24 parties)
1951 — Stevens, Blake W vs Brasket, Curt J — 1/2-1/2 — Fort Worth, TX USA
1956 — Partyka, Kazimierz vs Sanchez Alpizar, Luis Alberto — 0-1 — Moskou olm
1957 — Partyka, Kazimierz vs Sefc, Jan — 0-1 — Bratislava SVK
1989 — Calton, Bill vs Moody, David W — 1-0 — Detroit, Mich.
1994 — Myrberg, Rickard vs Pettersson, Alexander — 1-0 — Stockholm SWE
2…d5 — 1.7% (6 parties)
1954 — Partyka, Kazimierz vs Brzozka, Stefan — 1-0 — POL-ch Lodz POL
1992 — ? vs Canal, Arthur Francisco De Souza — 0-1 — simul
1994 — Fernandez Garcia, Daniel 1955 vs Rengel Valderrama, Fernando — 1-0 — ?
1997 — Berchtold, Axel vs Troger, Dominik Mag — 1-0 — A/E-I/6 OESB-FS
2011 — Borras Burgues, Jordi vs Clua Guardia, Mariona — 1-0 — Balaguer ESP