A13s — Neo-Catalan (1923)
1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 c6 5.b3
Les coups candidats
5…Nbd7 — 33.9% (1021 parties)
Ambassadeurs : Cosma, Elena-Luminita (4x), Sunye Neto, Jaime (4x), Heinicke, Herbert (3x), Borm, Frans (3x), Dreev, Aleksey (3x), Szmetan, Jorge (3x), Ruck, Robert (3x), Miguel, Nahuel (2x)
5…Be7 — 31.5% (947 parties)
Ambassadeurs : Haase, Georg (4x), Semkov, Semko (3x), Kotan, Ladislav (3x), Ree, Hans (2x), Lundin, Erik (2x), Hoelzl, Franz (2x), Gorbatov, Alexej (2x), Stajcic, Nikola M (2x)
5…Bd6 — 20.9% (630 parties)
Ambassadeurs : Gerstner, Wolfgang (3x), Fancsy, Imre (2x), Comp Rebel Ischia (2x), Jussupow, Artur (2x), Cafferty, Bernard (2x), Ullmann, Stefan (2x), Hersvik, Daniel (2x), Raicevic, Momcilo (2x)
5…a5 — 4.2% (126 parties)
Ambassadeurs : Jonkman, Harmen (3x), Szilagyi, Gyorgy Laszlo (2x), Bronstein, David I (2x), Sherwin, James T (2x), Boehnisch, Manfred (2x), Trauth, Michael, Dr. (2x), Novkovic, Milan (2x), Esposito, Alfredo (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…Nbd7 5…Be7 5…Bd6 5…a5
<1800 185 30% 32% 24% 1%
1800-2200 1569 34% 34% 22% 2%
2200-2600 917 37% 27% 20% 9%
2600+ 9 — 78% — 22%
Évolution par décennie (% des parties)
Décennie N parties 5…Nbd7 5…Be7 5…Bd6 5…a5
1950s 29 48% 21% 7% 14%
1960s 32 25% 47% 9% 9%
1970s 47 30% 40% 6% 9%
1980s 108 36% 30% 11% 6%
1990s 521 31% 29% 24% 6%
2000s 860 35% 29% 22% 4%
2010s 1130 36% 32% 21% 3%
2020s 284 30% 37% 22% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…Nbd7 36% 30% ▼ -5.4%
5…Be7 32% 37% ▲ +4.5%
5…Bd6 21% 22% ▲ +1.6%
5…a5 3% 4% ▲ +1.0%
Joueurs célèbres
Champions du monde dans cette position
Ju, Wenjun — 2 parties
Parties historiques
5…Nbd7 — 33.9% (1021 parties)
1950 — Tsvetkov, Alexandar K vs Ganichev, Vladimir Dm — 1/2-1/2 — Sofia BUL
1952 — Heinicke, Herbert vs Rossetto, Hector Decio — 0-1 — Helsinki FIN
1954 — Bak, Istvan vs Vajda, Adam — 1-0 — Pecs
1955 — Goldberg, Grigory vs Gusev, Yuri — 1-0 — Moscow RUS
1955 — Pilnick, Carl vs Howard, Franklin Sandford — 1-0 — New York, NY USA
5…Be7 — 31.5% (947 parties)
1951 — Piro, Valerio vs Shocron, Ruben — 0-1 — Buenos Aires ARG
1952 — Sajtar, Jaroslav vs Potucek, Ludovit — 1-0 — Tatranska ch CZE
1954 — Lundin, Erik vs Bujan, Hodja — 1-0 — Prague CZE
1954 — Lundin, Erik vs Hodja, B. — 1-0 — Praag zt
1957 — Esposito, Alfredo vs Sanguinetti, Raul — 0-1 — Buenos Aires ARG
5…Bd6 — 20.9% (630 parties)
1950 — Latzel, Gerhard vs Hagemann, Fritz — 0-1 — Detmold
1950 — Almiron, Martin Alejandro vs Kesten, Sebastian — 1-0 — Dubrovnik olm
1963 — Ali Gatee vs Bojkovic, Slobodan — 1/2-1/2 — Vrnjacka Banja SRB
1964 — Pelitov, Dimitar vs Kadrev, Zdravko Minchev — 1/2-1/2 — Sofia BUL
1965 — Garcia , Andy vs Thomann, Reinhard — 1-0 — Buenos Aires ARG
5…a5 — 4.2% (126 parties)
1955 — Anay Barche vs Bronstein, David I — 1/2-1/2 — Budapest HUN
1957 — Koberl, Ferenc vs Szilagyi, Gyorgy Laszlo — 0-1 — Budapest HUN
1957 — Bak, Istvan vs Szilagyi, Gyorgy Laszlo — 1/2-1/2 — Budapest HUN
1958 — Sherwin, James T vs Fuster, Geza — 1-0 — Portoroz SLO
1963 — Esposito, Alfredo vs Panno, Oscar — 1/2-1/2 — Buenos Aires ARG