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B22q — Alapin
1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 cxd4
Les coups candidats
Ambassadeurs : Vajda, Levente (87x), Woodhouse, Stephen V (85x), Blauert, Joerg (60x), Wakeham, Marc R. (57x), Sveshnikov, Evgeny (55x), Manca, Federico (53x), Tuominen, Tanja (47x), Stevic, Hrvoje (46x)
Ambassadeurs : Hausdorf, Heinz (90x), Lanin, Boris Dr (70x), Vlassov, Nikolai (62x), Panov, Dmitry (53x), Rahls, Peter (43x), Sveshnikov, Evgeny (38x), ? (35x), Roeder, Gerd, Dr. (35x)
Ambassadeurs : Deviatkin, Andrei (41x), Vorotnikov, Vladislav V (32x), Tuovinen, Jukka (31x), Kranzl, Peter (24x), Morin, Louis (21x), Mamedjarova, Turkan (20x), Zalys, Ignas (19x), Terao, Juliana Sayumi (17x)
Ambassadeurs : Marcotulli, Giancarlo (18x), Hedke, Fred (16x), Morin, Louis (10x), Dorsch, Thomas (9x), Biro, Sandor (8x), Bonnaud, Remy (8x), Tymms, J. D. M.. (8x), Dahl, Ingrid (7x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.Nf3 5.cxd4 5.Qxd4 5.Bc4
<1800 1322 41% 47% 8% 4%
1800-2200 16467 52% 35% 9% 4%
2200-2600 16039 66% 23% 9% 2%
2600+ 120 66% 22% 11% 2%
Évolution par décennie (% des parties)
Décennie N parties 5.Nf3 5.cxd4 5.Qxd4 5.Bc4
1920s 1 100%
1950s 85 9% 58% 14% 19%
1960s 200 8% 56% 17% 19%
1970s 1009 18% 44% 33% 5%
1980s 2231 45% 31% 14% 9%
1990s 8183 59% 26% 10% 5%
2000s 13668 58% 30% 9% 3%
2010s 12840 57% 34% 7% 2%
2020s 3094 55% 36% 6% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.Nf3 57% 55% ▼ -1.3%
5.cxd4 34% 36% ▲ +2.1%
5.Qxd4 7% 6% ▼ -0.7%
5.Bc4 2% 2% -0.2%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 9 parties
Kasparov, Garry — 5 parties
Anand, Viswanathan — 3 parties
Hou, Yifan — 3 parties
Ju, Wenjun — 3 parties
Gukesh D — 2 parties
Smyslov, Vladimir — 1 partie
Euwe, Max — 1 partie
Botvinnik, Mikhail — 1 partie
Kramnik, Vladimir — 1 partie
Karpov, Anatoly — 1 partie
Parties historiques
5.Nf3 — 55.4% (22874 parties)
1952 — Calatayud Manuel vs Garcia Vera, Romeo — 1/2-1/2 — Rosario ARG
1956 — Hildebrand Alexander vs Malmgren, Harald — 1/2-1/2 — Gavle
1957 — Matulovic, Milan vs Kozomara, Vlado — 1-0 — Sombor
1958 — MacLeod, Norman vs Borja, Meliton — 0-1 — Munich GER
1958 — MacLeod, Norman vs Borja, Meliton — 1/2-1/2 — Munich GER
5.cxd4 — 31.4% (12988 parties)
1920 — Tartakower, Savielly vs Reti, Richard — 1-0 — Vienna m Vienna AUT
1951 — Szabadi, Elemer vs Szabo, Ladislav — 0-1 — Hungary ch
1951 — Teschner, Rudolf vs Lehmann, Heinz — 1-0 — FRG-ch Duesseldorf GER
1953 — Bogdanovic, Rajko vs Janosevic, Dragoljub — 0-1 — Zagreb CRO
1953 — Marić, Rudolf vs Pirc, Vasja — 1/2-1/2 — Zagreb CRO
5.Qxd4 — 9.6% (3949 parties)
1957 — Podgorny, Jiri vs Filip, Miroslav — 1/2-1/2 — Prague CZE
1958 — Kozomara, Vlado vs Rabar, Bakhtyar Hamasaleh — 1/2-1/2 — Sarajevo Sarajevo BIH
1958 — Marić, Rudolf vs Smailbegovic, Hasan — 1/2-1/2 — Sarajevo Sarajevo BIH
1958 — Matulovic, Milan vs Bogdanovic, Rajko — 1-0 — Sarajevo BIH
1958 — Nilsson, Sven 1957 vs Enevoldsen, Jens — 1-0 — ?
5.Bc4 — 3.5% (1458 parties)
1955 — Janosevic, Dragoljub vs Rabar, Braslav — 1/2-1/2 — Novi Sad SRB
1955 — Tringov, Georgi P vs Filchev, Rusko — 0-1 — Sofia BUL
1955 — Lukic, Arsenije vs Rabar, Braslav — 1/2-1/2 — Novi Sad SRB
1955 — Momic, Milan vs Larsen, Bent — 0-1 — Zagreb Young Masters
1956 — Matulovic vs Janosevic, Ilija — 0-1 — Yugoslavia