C64k - 4.O-O - Spanish: Classical (1912)

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C64k — Spanish: Classical (1912)
1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.O-O
Les coups candidats
Ambassadeurs : Hector, Jonny (22x), Charest, Johanne (19x), Soukup, Jiri (16x), Werner, Clemens (10x), Bonner, Gerald (9x), Wedberg, Tom (8x), Bronstein, Luis Marcos (8x), Ris, Robert (8x)
Ambassadeurs : Ovod, Evgenija (32x), De La Paz Perdomo, Frank (15x), Casa, Alex (14x), Kleinschroth, Roland (10x), Gulko, Boris (10x), Tejaswini, Sagar (10x), Ortiz, Nadya Karolina (7x), Balza, Fernando (7x)
Ambassadeurs : Szurovszky, Elek (14x), Potocnik, Primoz (11x), Perez Garcia, Rodney Oscar (10x), Schlichthaar, Robert (9x), Hartung, Jerry (7x), Hector, Jonny (6x), Fanjul Garcia-San Miguel, Jose Luis (5x), Pyhala, Antti (5x)
Ambassadeurs : Crepan, Marjan (27x), Nicolini, Alexander (13x), Felcir, Jaroslav (9x), Urban, Michael (7x), Trevis, Robert (7x), Mariotti, Sergio (6x), Melkonian, Sam (6x), Harasta, Vladimir (6x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4…Nd4 4…Nf6 4…d6 4…Nge7
<1800 1050 13% 29% 36% 14%
1800-2200 2937 28% 23% 24% 15%
2200-2600 1748 42% 20% 13% 11%
2600+ 40 75% 5% 12% —
Évolution par décennie (% des parties)
Décennie N parties 4…Nd4 4…Nf6 4…d6 4…Nge7
1950s 98 58% 17% 4% 15%
1960s 169 49% 24% 4% 17%
1970s 287 37% 19% 8% 14%
1980s 378 44% 22% 12% 11%
1990s 1611 26% 27% 24% 16%
2000s 2867 21% 27% 26% 15%
2010s 2243 27% 24% 25% 13%
2020s 429 26% 24% 34% 9%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4…Nd4 27% 26% -0.3%
4…Nf6 24% 24% ▼ -0.5%
4…d6 25% 34% ▲ +9.6%
4…Nge7 13% 9% ▼ -3.8%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 3 parties
Karpov, Anatoly — 2 parties
Tal, Mikhail — 1 partie
Parties historiques
4…Nd4 — 26.5% (2145 parties)
1950 — Unzicker, Ferdinand, Dr. vs O'Kelly, Albéric de Galway — 1/2-1/2 — Dubrovnik olm
1950 — Horowitz, Albert Israel vs Canal, Esteban — 1/2-1/2 — Dubrovnik olm
1951 — Wade, Robert G vs Barden, Leonard — 1/2-1/2 — Oxford ENG
1951 — Niephaus, Walter vs Rellstab, Ludwig — 1-0 — Duesseldorf GER
1951 — von Saldern, Ruediger vs Malich, Burkhard, Dr. — 0-1 — Leipzig GER
4…Nf6 — 25.2% (2035 parties)
1952 — Pfeiffer, Gerhard vs Pachman, Ludek — 1/2-1/2 — Helsinki olm
1952 — Mangini, Jose Henrique de Mello vs Dantas, Nelson — 1/2-1/2 — Rio de Janeiro BRA
1953 — Enevoldsen, Jens vs Larsen, Bent Ravn — 1/2-1/2 — Copenhagen DEN
1953 — Mardle, Denis vs Alexander Ronald Cheng — 0-1 — Hastings ch-BCF
1953 — Nielsen, E Verner vs Larsen, Bent Ravn — 0-1 — Horsens
4…d6 — 23.6% (1911 parties)
1953 — Castiglioni, Ferruccio vs Norcia, Federico — 1/2-1/2 — Florence
1955 — Stevens, Ben M vs Gordon, Maksym — 0-1 — ?
1955 — Deiseach, Donald vs Lloyd, Kenneth — 0-1 — Antwerp BEL
1958 — Fuller, John Arthur vs Fazekas, Stephan — 1/2-1/2 — Leamington
1960 — Collins, Richard vs Jacob Thomas — 1-0 — Hayes
4…Nge7 — 13.8% (1115 parties)
1950 — Bisguier, Arthur B vs O'Hanlon, John — 1-0 — Southsea
1952 — Madsen, Edward vs Kremer, Paul — 1-0 — Helsinki olm
1954 — Zilahi, Zoltan vs Bereczky, E. — 1-0 — Budapest HUN
1954 — Albareda, Miguel vs Paoli, Enrico — 1-0 — Sirmione
1954 — Bannik, Anatolij vs Veltmander, Iogannes — 0-1 — Riga LAT