E00i - 3.g3 Bb4+ 4.Nd2 - Catalan (1950)

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E00i — Catalan (1950)
1.d4 Nf6 2.c4 e6 3.g3 Bb4+ 4.Nd2
Les coups candidats
4…c5 — 33.5% (717 parties)
Ambassadeurs : Raetsky, Alexander (11x), Haba, Petr (9x), Karjakin, Sergey (9x), Gurevich, Dmitry (8x), Alburt, Lev (6x), Meins, Gerlef (5x), Kaidanov, Gregory (5x), Liu, Yan (5x)
4…O-O — 32.0% (685 parties)
Ambassadeurs : Haba, Petr (7x), Kaidanov, Gregory (4x), Pessi, Juha (4x), Ksieski, Zbigniew (4x), Plat, Vojtech (4x), Gupta, Abhijeet (4x), Xu, Xiangyu (4x), Mica, Marek (4x)
4…d5 — 25.5% (545 parties)
Ambassadeurs : Raetsky, Alexander (11x), Haba, Petr (10x), Gurevich, Dmitry (8x), Birnboim, Nathan (7x), Goryachkina, Aleksandra (6x), Xu, Xiangyu (5x), Keymer, Vincent (5x), Anderson, Clarence (5x)
4…Nc6 — 4.0% (85 parties)
Ambassadeurs : Betaneli, Alexander (2x), Uhlmann, Wolfgang (1x), Bobotsov, Milko G (1x), Trujillo Quesada, Harlinson (1x), Lamas, Pedro (1x), Quinteros, Miguel A. (1x), Hecht, Hans-Joachim (1x), Walter, Guenter (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4…c5 4…O-O 4…d5 4…Nc6
<1800 64 22% 39% 33% 3%
1800-2200 635 27% 38% 23% 5%
2200-2600 1228 36% 29% 27% 4%
2600+ 83 57% 14% 28% —
Évolution par décennie (% des parties)
Décennie N parties 4…c5 4…O-O 4…d5 4…Nc6
1950s 12 50% 17% 8% —
1960s 16 56% 19% 12% 6%
1970s 69 45% 29% 12% 6%
1980s 106 38% 20% 35% 4%
1990s 259 37% 34% 25% 1%
2000s 265 37% 23% 26% 7%
2010s 679 30% 35% 25% 5%
2020s 735 32% 34% 26% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4…c5 30% 32% ▲ +1.4%
4…O-O 35% 34% ▼ -0.6%
4…d5 25% 26% ▲ +0.6%
4…Nc6 5% 3% ▼ -2.0%
Joueurs célèbres
Champions du monde dans cette position
Carlsen, Magnus — 2 parties
Ding, Liren — 2 parties
Smyslov, Vladimir — 1 partie
Tal, Mikhail — 1 partie
Karpov, Anatoly — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
4…c5 — 33.5% (717 parties)
1954 — Donner, Jan-Hein vs Trifunovic, Petar — 1/2-1/2 — Amsterdam NED
1955 — Donner, Jan-Hein vs Kramer, Haije — 1-0 — Competitie
1955 — Donner, Jan-Hein vs Trifunovic, Petar — 0-1 — Buenos Aires ARG
1956 — Porreca, Giorgio vs Palmiotto, Fiorentino — 1-0 — ITA-ch18 Rovigo
1958 — Roessel, Frits vs Donner, Jan-Hein — 0-1 — Amsterdam NED
4…O-O — 32.0% (685 parties)
1956 — Muhring, Willem Jan vs Noradounghian, Georges — 1/2-1/2 — Moskou olm
1959 — Fazekas, Stephan vs Soesan, J.M — 0-1 — British Ch.Zonal
1965 — Enklaar Bertus Franz vs Neukirch, Detlef — 0-1 — ?
1965 — Karper, J G vs De Graaff, Rudolf — 1-0 — Amsterdam NED
1969 — Eales, Richard G vs Friedlander, Ivor Adrian — 1-0 — Rhyl
4…d5 — 25.5% (545 parties)
1951 — Carvalho, Flavio vs Basto Lima, L. — 1/2-1/2 — Fortaleza BRA
1968 — Reicher, Emanoil-George vs Szabo, Iuliu inactive — 1-0 — Bucharest ROU
1969 — Narbel, Jean Claude vs Tompa, Janos — 0-1 — It Bad Pyrmont GER
1971 — Rubinetti, Jorge vs Panno, Oscar — 0-1 — Buenos Aires ARG
1972 — Kozlovskaya, Valentina vs Ranniku, Maaja — 1-0 — Moscow RUS
4…Nc6 — 4.0% (85 parties)
1960 — Uhlmann, Wolfgang vs Bobotsov, Milko G — 0-1 — Leipzig GER
1972 — Walter, Guenter vs Syre, Uwe Karsten — 1-0 — Krumpa
1973 — Quinteros, Miguel A. vs Hecht, Hans-Joachim — 1/2-1/2 — Wijk aan Zee NED
1974 — Liebert, Heinz vs Broberg, Horst — 1-0 — Potsdam GER
1977 — Rajkovic, Dusan vs Golomeov, Todor — 1/2-1/2 — Stip