C84c - 7.Bb3 - Spanish: Closed (1900)

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C84c — Spanish: Closed (1900)
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Nc3 b5 7.Bb3
Les coups candidats
Ambassadeurs : Keres, Paul Petrovich (10x), Ciocaltea, Victor (8x), Bernal Varela, Nelson (8x), Penrose, Jonathan (7x), Janisch, Manfred (6x), Babchik, Aleksandr (6x), Kushagra Mohan (6x), Li, Ruifeng (6x)
7…O-O — 30.1% (415 parties)
Ambassadeurs : Baer Werner (7x), Moody, David W (3x), Sarapu, Ortvin (3x), Malewicz, Frank (3x), Semmler, Josef (3x), O`Brien, Glenn (3x), Calapso, Remo (2x), Palombi, Roberto (2x)
7…Bb7 — 1.9% (26 parties)
Ambassadeurs : Rosenberg, Clemens von (2x), Arne, Jonas (1x), Pemberton, Clive H (1x), Ravinet, Jean-Michel (1x), Vacca, Georges (1x), Oostenbrink, Betty (1x), Roelen, Jolanda (1x), Eslon, Jaan (1x)
7…b4 — 0.2% (3 parties)
Ambassadeurs : Forte, Richard (1x), Kasick, Jason A (1x), Spol Chris (1x), Kowalski, Boleslaw (1x), Ito, Katsuhide (1x), Yoshii, Yukihiko (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…d6 7…O-O 7…Bb7 7…b4
<1800 136 60% 37% 3% 1%
1800-2200 483 66% 33% 1% —
2200-2600 287 79% 19% 2% —
2600+ 21 81% 19% — —
Évolution par décennie (% des parties)
Décennie N parties 7…d6 7…O-O 7…Bb7 7…b4
1950s 59 83% 17% — —
1960s 79 85% 13% 3% —
1970s 36 75% 22% 3% —
1980s 41 63% 32% 5% —
1990s 141 67% 30% 3% 1%
2000s 303 55% 41% 3% 0%
2010s 547 67% 31% 1% —
2020s 171 76% 23% 1% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…d6 67% 76% ▲ +8.6%
7…O-O 31% 23% ▼ -8.3%
7…Bb7 1% 1% ▼ -0.7%
7…b4 0% 1% ▲ +0.6%
Joueurs célèbres
Champions du monde dans cette position
Carlsen, Magnus — 5 parties
Parties historiques
7…d6 — 67.5% (929 parties)
1950 — Westphal, Leonhard vs Teschner, Rudolf — 0-1 — Berlin GER
1950 — Penrose, Jonathan vs Kara, Neman — 1-0 — Southsea
1951 — Penrose, Jonathan vs Broadbent, Reginald — 0-1 — Swansea WLS
1952 — Penrose, Jonathan vs Bolbochan, Julio — 1/2-1/2 — Helsinki olm
1952 — Sarapu, Ortvin vs Purdy, Cecil J S — 1-0 — ?
7…O-O — 30.1% (415 parties)
1951 — Williams, R.W.. vs Tanner, Jack — 0-1 — ?
1951 — Schmitz, Aaron vs Walther, Edgar — 1/2-1/2 — cr.
1951 — Ania Nahid Rosales Espinoza vs Schroeder, Ruperto — 1-0 — Santiago CHI
1954 — Keres, Paul Petrovich vs Prameshuber, Alexander — 1-0 — Amsterdam olm
1956 — Anastassopulos, Anastasios vs Benitez Rodriguez, Carlos — 1-0 — Moscow RUS
7…Bb7 — 1.9% (26 parties)
1966 — Ravinet, Jean-Michel vs Vacca, Georges — 1/2-1/2 — FRA-ch Grenoble FRA
1968 — Arne, Jonas vs Pemberton, Clive H — 0-1 — Swansea WLS
1979 — Oostenbrink, Betty vs Roelen, Jolanda — 1-0 — Waddingxveen
1986 — Eslon, Jaan vs Smejkal, Jan — 1-0 — Amsterdam NED
1986 — Steinbacher, Matthias, Dr. vs Herbrechtsmeier, Christof — 1/2-1/2 — Duitsland tt
7…b4 — 0.2% (3 parties)
1990 — Forte, Richard vs Kasick, Jason A — 0-1 — KCACC Action Chess
2001 — Spol Chris vs Kowalski, Boleslaw — 0-1 — ?
2020 — Ito, Katsuhide vs Yoshii, Yukihiko — 0-1 — Sapporo