Ambassadeurs : Gutman, Lev (14x), Piesik, Piotr (14x), Avedisian, Alexander (12x), Ost-Hansen, Jacob (9x), Seidens, Udo (8x), Divya Deshmukh (8x), Matlak, Marek (7x), Savchenko, Boris (7x)
4.c4 — 21.5% (1676 parties)
Ambassadeurs : Kirov, Nino (11x), Dizdar, Goran (7x), Petrosian, Arshak B (7x), Anay Barche (6x), Pigusov, Evgeny (6x), Cafferty, Bernard (5x), Sale, Srdjan (5x), Gourlay, Iain (5x)
4.d3 — 20.7% (1613 parties)
Ambassadeurs : Gutman, Lev (12x), Van Wely, Loek (7x), Bak, Istvan (4x), Chandler, Murray G (4x), Scheynin, Julia (4x), Ozols, Karlis (3x), Hergott, Deen (3x), Sitek, Andrzej (3x)
4.b3 — 2.9% (228 parties)
Ambassadeurs : Haydon, Richard (4x), Vogel, Jaap (2x), Siegel, Georg (2x), Kuijf, Marinus (2x), Soppe, Guillermo (2x), German, Sergio (2x), Zahedifar, Anahita (2x), Ostrauskas, A. (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo
N parties
4.O-O
4.c4
4.d3
4.b3
<1800
543
55%
15%
23%
1%
1800-2200
3149
51%
20%
22%
3%
2200-2600
3014
53%
26%
17%
4%
2600+
59
51%
36%
14%
—
Évolution par décennie (% des parties)
Décennie
N parties
4.O-O
4.c4
4.d3
4.b3
1950s
110
55%
29%
12%
3%
1960s
133
51%
26%
20%
2%
1970s
224
47%
23%
23%
6%
1980s
484
47%
27%
21%
4%
1990s
1200
49%
19%
25%
4%
2000s
1819
51%
17%
25%
4%
2010s
2624
53%
22%
20%
2%
2020s
1217
58%
25%
12%
2%
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
4.O-O
53%
58%
▲ +5.9%
4.c4
22%
25%
▲ +2.3%
4.d3
20%
12%
▼ -7.5%
4.b3
2%
2%
-0.3%
Joueurs célèbres
Champions du monde dans cette position
Ju, Wenjun — 6 parties Gukesh D — 3 parties Tal, Mikhail — 2 parties Kramnik, Vladimir — 2 parties Kasparov, Garry — 1 partie Karpov, Anatoly — 1 partie Carlsen, Magnus — 1 partie Hou, Yifan — 1 partie
Parties historiques
4.O-O — 52.1% (4072 parties)
1950 — Ojanen, Kaarle S vs Rossolimo, Nicolas — 1-0 — Dubrovnik olm 1950 — Henneberke, Frans vs Stumpers, Louis — 0-1 — NLD-ch Amsterdam NED 1950 — Pirc, Vasja vs Maderna, Carlos — 0-1 — Mar del Plata ARG 1951 — Suk, Ivan vs Anderson, Frank Ross — 0-1 — Toronto CAN 1951 — Gonzalez, Juan Dr vs Elliott, Henry J — 0-1 — Forth Worth
4.c4 — 21.5% (1676 parties)
1950 — Anay Barche vs Gawliczek, Andreas — 1-0 — Schiavno Zdroj 1950 — Pirc, Vasja vs Pedersen, Eigil — 1-0 — Dubrovnik olm 1950 — Filip, Miroslav vs Schmidt, Karel — 1-0 — Zlin ch CZE 1950 — Mueller, Hans vs Niemi, Reino — 1/2-1/2 — Dubrovnik CRO 1950 — Rossolimo, Nicolas vs Castillo Bermudez, Manuel — 1-0 — Venice ITA
4.d3 — 20.7% (1613 parties)
1951 — Ozols, Karlis vs Goldstein, Maurice Edwards — 1-0 — Melbourne AUS 1952 — Ozols, Karlis vs Ignatenko, P. — 1-0 — Melbourne AUS 1953 — Davey, S. vs Wallis, Philip N — 1/2-1/2 — Hastings ch-BCF 1953 — Archer, Dave vs Wallis, Philip N — 1/2-1/2 — Hastings ENG 1953 — Petrosian, Tigran V. vs Eken, Max — 1-0 — Zurich SUI
4.b3 — 2.9% (228 parties)
1951 — Hajtun, Jozsef vs Koberl, Ferenc — 0-1 — Hungary ch 1957 — Ostrauskas, A. vs Vistaneckis, Isakas — 1/2-1/2 — Minsk zt 1959 — Pietzsch, Wolfgang vs Weber, Bernd, Dr. — 1/2-1/2 — GDR-ch Leipzig GER 1966 — Rashkovsky, Nukhim N vs Anikaev, Yuri N — 1-0 — Yalta UKR 1969 — Halfdanarson, Jon vs Marat, Abay — 0-1 — Dresden GER
Gukesh D — 3 parties
Tal, Mikhail — 2 parties
Kramnik, Vladimir — 2 parties
Kasparov, Garry — 1 partie
Karpov, Anatoly — 1 partie
Carlsen, Magnus — 1 partie
Hou, Yifan — 1 partie
1950 — Henneberke, Frans vs Stumpers, Louis — 0-1 — NLD-ch Amsterdam NED
1950 — Pirc, Vasja vs Maderna, Carlos — 0-1 — Mar del Plata ARG
1951 — Suk, Ivan vs Anderson, Frank Ross — 0-1 — Toronto CAN
1951 — Gonzalez, Juan Dr vs Elliott, Henry J — 0-1 — Forth Worth
1950 — Pirc, Vasja vs Pedersen, Eigil — 1-0 — Dubrovnik olm
1950 — Filip, Miroslav vs Schmidt, Karel — 1-0 — Zlin ch CZE
1950 — Mueller, Hans vs Niemi, Reino — 1/2-1/2 — Dubrovnik CRO
1950 — Rossolimo, Nicolas vs Castillo Bermudez, Manuel — 1-0 — Venice ITA
1952 — Ozols, Karlis vs Ignatenko, P. — 1-0 — Melbourne AUS
1953 — Davey, S. vs Wallis, Philip N — 1/2-1/2 — Hastings ch-BCF
1953 — Archer, Dave vs Wallis, Philip N — 1/2-1/2 — Hastings ENG
1953 — Petrosian, Tigran V. vs Eken, Max — 1-0 — Zurich SUI
1957 — Ostrauskas, A. vs Vistaneckis, Isakas — 1/2-1/2 — Minsk zt
1959 — Pietzsch, Wolfgang vs Weber, Bernd, Dr. — 1/2-1/2 — GDR-ch Leipzig GER
1966 — Rashkovsky, Nukhim N vs Anikaev, Yuri N — 1-0 — Yalta UKR
1969 — Halfdanarson, Jon vs Marat, Abay — 0-1 — Dresden GER