B73c - 9.f4 - Dragon, Classical (1903)

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B73c — Dragon, Classical (1903)
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O O-O 9.f4
Les coups candidats
9…Qb6 — 44.6% (797 parties)
Ambassadeurs : Podlesnik, Bogdan (15x), Grosar, Kiti (13x), Grosar, Aljosa (7x), Cedikova, Katerina (4x), Petrov, Marian (4x), Popov, Vladimir Valentinovich (4x), Martin, Raymond (3x), Westerinen, Heikki M.J. (3x)
9…Bd7 — 30.6% (548 parties)
Ambassadeurs : Podlesnik, Bogdan (14x), Grosar, Kiti (4x), Petrov, Marian (4x), Wastney, Scott (4x), Gasimov, Rahim (2x), Manescu, Tiberiu (2x), Peteh, Uros (2x), Nassr, Rania (2x)
9…a6 — 7.7% (137 parties)
Ambassadeurs : Luong, Nhat Linh (2x), Luna Osorio, David (1x), Farah, Rodolfo (1x), Thomason, Joseph Aaron (1x), Schaeffer, Bruno (1x), Davis, ME. (1x), Van Humbeek (1x), Barry Dickson (1x)
9…Nxd4 — 3.0% (53 parties)
Ambassadeurs : Podlesnik, Bogdan (4x), Grosar, Kiti (3x), Van Diest, Julien (1x), Van Schoor, Karl (1x), Seslija, Dragan (1x), Schaufelberger, Heinz (1x), Zaffarese, Alfred (1x), Diop, Yaya (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…Qb6 9…Bd7 9…a6 9…Nxd4
<1800 185 39% 31% 9% 2%
1800-2200 806 43% 31% 9% 3%
2200-2600 286 56% 31% 3% 4%
2600+ 5 40% 60% — —
Évolution par décennie (% des parties)
Décennie N parties 9…Qb6 9…Bd7 9…a6 9…Nxd4
1950s 35 66% 14% 3% 3%
1960s 36 33% 28% 11% 3%
1970s 40 60% 18% 12% —
1980s 87 51% 29% 6% 2%
1990s 468 44% 28% 8% 2%
2000s 574 44% 32% 8% 4%
2010s 456 45% 32% 7% 3%
2020s 92 39% 41% 8% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…Qb6 45% 39% ▼ -5.4%
9…Bd7 32% 41% ▲ +9.1%
9…a6 7% 8% +0.4%
9…Nxd4 3% 0% ▼ -3.3%
Joueurs célèbres
Champions du monde dans cette position
Carlsen, Magnus — 1 partie
Parties historiques
9…Qb6 — 44.6% (797 parties)
1950 — Fuller, John Arthur vs Bowen, Alfred William — 1/2-1/2 — Buxton
1950 — Barden, Leonard vs O'Sullivan, Donal J — 1-0 — Dublin, Trinity College
1950 — Dotson, Christian Tyler vs Nightingale, CA. — 1-0 — England
1951 — Milonas, Ch vs Maragoudakis, Dionysios — 0-1 — Athens GRE
1951 — Martin, Raymond vs Donovan, Jeremiah — 1-0 — Forth Worth
9…Bd7 — 30.6% (548 parties)
1950 — Palmiotto, Fiorentino vs Camorani — 1-0 — Bologna
1952 — Tranmer, Eileen Betsy vs Abiolla James — 0-1 — Chester
1958 — Purdy, John S vs Foster, Paul — 1-0 — Sydney AUS
1958 — Zinn, Lothar vs Dorawa, Bernhard — 1-0 — GDR-ch Schkopau GER
1959 — Rudzitis, Arnold vs Awdiew, Leonid — 0-1 — Sydney AUS
9…a6 — 7.7% (137 parties)
1954 — Thomason, Joseph Aaron vs Schaeffer, Bruno — 1-0 — Long Beach, CA USA
1960 — Davis, ME. vs Van Humbeek — 1/2-1/2 — Leningrad RUS
1965 — Barry Dickson vs Okerholm — 1-0 — Rhode Island
1967 — Griffiths, Peter C vs Weston, John F — 1-0 — ?
1969 — Luna Osorio, David vs Farah, Rodolfo — 1-0 — ?
9…Nxd4 — 3.0% (53 parties)
1957 — Van Diest, Julien vs Van Schoor, Karl — 1/2-1/2 — Antwerp BEL
1967 — Seslija, Dragan vs Schaufelberger, Heinz — 1/2-1/2 — Groningen NED
1980 — Glueck, David vs Smith, Kaiden — 1-0 — Ohio HS Team
1982 — Zaffarese, Alfred vs Diop, Yaya — 1-0 — Lucerne SUI
1991 — Grosar, Kiti vs Petronic, Sanja — 1/2-1/2 — Kladovo