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C77j — Ruy Lopez: Morphy Defense, Mackenzie Variation
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d4
Les coups candidats
Ambassadeurs : Hlavac, Rudolf (54x), Plat, Vojtech (41x), ? (29x), Zapata, Alonso (28x), De Jong, Peter (22x), Morgado, Juan Sebastian (22x), Wittmann, Walter (21x), Marjanovic, Slavoljub (21x)
Ambassadeurs : Hlavac, Rudolf (8x), De Jong, Peter (5x), Skok, Joze (4x), Didi, Jan (4x), Morgado, Juan Sebastian (3x), Anderson, Frank Ross (3x), Boll, Peter (3x), Braga, Fernando (3x)
Ambassadeurs : Hlavac, Rudolf (4x), Bascetta, Biagio Prof (3x), ? (3x), Gensch, Manfred (3x), Darazs, Zoltan (3x), Sarapu, Ortvin (2x), Sprague, Ross (2x), Beshukov, Sergei (2x)
Ambassadeurs : Hlavac, Rudolf (5x), Korchnoi, Viktor (2x), Panczyk, Krzysztof (2x), Iskov, Gert (2x), Fiala, Robert (2x), Zamruk, Aleksandar (2x), Stromer, Alexander (2x), Lopez Espinoza, Martin (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…exd4 5…b5 5…Nxe4 5…Nxd4
<1800 442 69% 17% 8% 4%
1800-2200 3158 76% 11% 8% 4%
2200-2600 2566 89% 3% 4% 3%
2600+ 21 100%
Évolution par décennie (% des parties)
Décennie N parties 5…exd4 5…b5 5…Nxe4 5…Nxd4
1950s 164 83% 9% 4% 2%
1960s 227 81% 8% 5% 4%
1970s 424 84% 8% 4% 2%
1980s 880 86% 6% 5% 3%
1990s 1918 80% 8% 7% 4%
2000s 1996 77% 11% 7% 4%
2010s 1649 79% 10% 7% 3%
2020s 553 80% 9% 5% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…exd4 79% 80% ▲ +1.2%
5…b5 10% 9% -0.3%
5…Nxe4 7% 5% ▼ -1.4%
5…Nxd4 3% 4% ▲ +0.8%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 6 parties
Tal, Mikhail — 1 partie
Kasparov, Garry — 1 partie
Anand, Viswanathan — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
5…exd4 — 79.9% (6243 parties)
1950 — Vesely, Jiri vs Pechan, Z. — 1/2-1/2 — Chocen
1950 — Wade, Robert G vs Schmid, Lothar — 1-0 — Bamberg
1950 — Broderman vs Lasker, Edward — 0-1 — Havanna
1950 — Monticelli, Mario vs Gruenfeld, Ernst — 0-1 — Vienna AUT
1950 — Torre, Eugenio vs Perez Perez, Francisco Jose — 0-1 — Estoril
5…b5 — 9.1% (709 parties)
1950 — Anderson, Frank Ross vs Ridout, Howard — 1-0 — Toronto CAN
1951 — Anderson, Frank Ross vs Fisher, Max — 1-0 — Toronto CAN
1951 — Zemgalis, Elmars vs Ludwig, Karl Heinz — 1-0 — Stuttgart GER
1953 — Kotner, Ferenc vs Whyld — 1-0 — Cheltenham
1953 — Kupper, Josef vs Geiger, Hans — 1-0 — Vienna AUT
5…Nxe4 — 6.2% (486 parties)
1951 — Zemgalis, Elmars vs Schmidt, Hannah — 1-0 — Stuttgart GER
1952 — Aabel Thomas Eapen vs Tayler, RJ. — 1/2-1/2 — Chester ch-BCF
1953 — Sarapu, Ortvin vs Lynch, DI. — 1-0 — New Zealand ch
1955 — Macura, Emil vs Kos, Igor — 1/2-1/2 — Prague CZE
1957 — Mednis, Edmar J vs Munhu, Suren — 1-0 — Reykjavik ISL
5…Nxd4 — 3.5% (271 parties)
1951 — Anderson, Frank Ross vs Lamswood, Bert — 1-0 — Toronto CAN
1952 — Saigin, Vladimir vs Korchnoi, Viktor — 1-0 — Minsk BLR
1955 — Krause, Kurt vs Hunte, Hugo — 1/2-1/2 — Zwickau
1958 — Chjutt, WP. vs Hrudka, E. — 1-0 — corr USSR-GER
1960 — Puig Estival, Joan vs Hoen, Ragnar Harald — 1/2-1/2 — Leipzig GER