C98f - 13.d5 Na5 - Closed Chigorin

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C98f — Closed Chigorin
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.Nbd2 Nc6 13.d5 Na5
Eval: [+0.99]
Les coups candidats
14.b3 — 58.3% (323 parties)
Ambassadeurs : Lengyel, Bela (65x), Lengyel, Balint Bence (7x), Zielinski, Sergej (5x), Mesquita, Fausto Monteiro Jr (5x), Szalanczi, Emil (4x), Jovcic, Milan (3x), Narciso, Mário Garcia (3x), Eperjesi, Laszlo Dr. (3x)
14.Nf1 — 35.6% (197 parties)
Ambassadeurs : Lengyel, Bela (19x), Averbakh, Yuri L (5x), Tarnowski, Alfred (4x), Hungaski, Robert (4x), Pachman, Ludek (3x), Alekhine, Alexander (3x), Stoltz, Gösta (2x), Dworzynski, Roman (2x)
14.a4 — 2.3% (13 parties)
Ambassadeurs : Buslayev (1x), Petrosian, Tigran V. (1x), Gore, James (1x), Kaufmann, Allan (1x), Keres, Paul Petrovich (1x), Filip, Miroslav (1x), Stolnikova, Ludmila (1x), Fokina, Natalia (1x)
14.b4 — 2.2% (12 parties)
Ambassadeurs : Lengyel, Bela (2x), Nilsson, Zandor (1x), Andersson, Bjorn 1971 (1x), Bednarski, Jacek (1x), Lachut, Jan (1x), Walton, John (1x), Collins, Richard Arnold (1x), Goldenberg, Edgardo (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 14.b3 14.Nf1 14.a4 14.b4
<1800 5 40% 60% — —
1800-2200 139 57% 38% 2% 1%
2200-2600 221 69% 27% 1% 2%
2600+ 1 — 100% — —
Évolution par décennie (% des parties)
Décennie N parties 14.b3 14.Nf1 14.a4 14.b4
1930s 3 100% — — —
1940s 10 — 80% 10% —
1950s 26 8% 85% 4% —
1960s 31 19% 58% 10% 13%
1970s 49 55% 31% 6% 6%
1980s 34 68% 26% 3% 3%
1990s 79 68% 28% 3% —
2000s 184 63% 34% 1% 1%
2010s 127 67% 29% 1% 2%
2020s 11 64% 36% — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
14.b3 67% 64% ▼ -3.3%
14.Nf1 29% 36% ▲ +7.2%
14.a4 1% 0% ▼ -0.8%
14.b4 2% 0% ▼ -1.6%
Joueurs célèbres
Champions du monde dans cette position
Alekhine, Alexander — 3 parties
Karpov, Anatoly — 2 parties
Botvinnik, Mikhail — 1 partie
Parties historiques
14.b3 — 58.3% (323 parties)
1937 — Alexander, Conol Hugh vs Keres Paul Petrovich — 1/2-1/2 — ?
1937 — Alexander, Conol Hugh vs Keres, Paul — 1/2-1/2 — Hastings ENG
1937 — Alexander, Ch'D vs Keres, Paul Petrovich — 1/2-1/2 — Hastings ENG
1956 — Grogan, Richard vs Niephaus, Walter — 0-1 — Moscow RUS
1959 — Shamkovich, Leonid vs Krogius, Nikolai V — 0-1 — Voronezh RUS
14.Nf1 — 35.6% (197 parties)
1942 — Stoltz, Gösta vs Alekhine, Alexander — 0-1 — Munich GER
1942 — Stoltz, Gösta vs Alekhine, Alexander — 0-1 — Munich GER
1942 — Stoltz, Gosta vs Alekhine, Alexander — 0-1 — Munich (07)
1945 — Pilnik, Herman vs Adams, Weaver — 1-0 — Hollywood
1946 — Bonch-Osmolovsky, Mikhail vs Averbakh, Yuri L — 1/2-1/2 — Ch Moscow Moscow RUS
14.a4 — 2.3% (13 parties)
1946 — Buslayev vs Petrosian, Tigran V. — 0-1 — Leningrad RUS
1955 — Gore, James vs Kaufmann, Allan — 0-1 — New York, NY USA
1962 — Loeffler, Alfonso vs Tiemann, Christoph — 0-1 — WT/M/945
1965 — Keres, Paul Petrovich vs Filip, Miroslav — 1/2-1/2 — Marianske Lazne
1967 — Stolnikova, Ludmila vs Fokina, Natalia — 1-0 — Moscow RUS
14.b4 — 2.2% (12 parties)
1961 — Bednarski, Jacek vs Lachut, Jan — 0-1 — Katowice POL
1961 — Goldenberg, Edgardo vs Braut Grane, Joan — 1/2-1/2 — Mar del Plata ARG
1962 — Nilsson, Zandor vs Andersson, Bjorn 1971 — 1-0 — Stockholm SWE
1964 — Walton, John vs Collins, Richard Arnold — 1/2-1/2 — ?
1972 — Lehmann, Wayne Joachim vs Schuhler, E — 1-0 — corr DDR-PK