B40u - 6.e5 - Pin Variation, Koch Variation (1935)

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B40u — Pin Variation, Koch Variation (1935)
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Bb4 6.e5
Les coups candidats
6…Nd5 — 78.8% (2097 parties)
Ambassadeurs : Bryntse, Arne (19x), Serrano Pertinez, Miquel (14x), Machin Arbelo, Pedro Alexis (12x), Reede, Arvo (10x), Plachetka, Jan (8x), Kaunzinger, Albert (8x), Sulskis, Sarunas (8x), Haessler, Carl (8x)
6…Ne4 — 14.2% (378 parties)
Ambassadeurs : Drill, Frank (6x), Klingen, Mary (3x), Stuart, E Leslie (3x), Korelov, Alexander P (2x), Shianovsky, Vladislav I (2x), Strom, Alex (2x), Palmiotto, Fiorentino (2x), Mercier, Jean-Pierre (2x)
6…Qc7 — 4.0% (106 parties)
Ambassadeurs : Mutschler, Roland (3x), Lehmann, Horst (3x), Lopez Samon, Yurima (3x), Hughes, David M (2x), Abhimanyu Bahree (2x), Perrusset, Didier (2x), Farkas, Lajos (2x), Schulz, Hans-Juergen (2x)
6…Bxc3+ — 1.6% (43 parties)
Ambassadeurs : Ostersen, Kjeld (2x), Rossetti, Mario (2x), Multala, Anton (1x), Eriksson Lasse (1x), Aaltio, Erkki (1x), Kuro, Timo (1x), Koppe, Carson (1x), Prietzsch, Gunter (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…Nd5 6…Ne4 6…Qc7 6…Bxc3+
<1800 193 75% 13% 5% 4%
1800-2200 1145 76% 17% 5% 1%
2200-2600 749 89% 9% 1% 1%
2600+ 17 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 6…Nd5 6…Ne4 6…Qc7 6…Bxc3+
1950s 18 56% 39% — —
1960s 52 60% 38% — 2%
1970s 72 74% 21% — 3%
1980s 294 89% 10% 0% 1%
1990s 627 76% 17% 4% 2%
2000s 780 75% 13% 8% 2%
2010s 628 81% 14% 3% 1%
2020s 190 92% 4% 2% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…Nd5 81% 92% ▲ +11.2%
6…Ne4 14% 4% ▼ -9.6%
6…Qc7 3% 2% ▼ -1.0%
6…Bxc3+ 1% 2% +0.5%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 1 partie
Parties historiques
6…Nd5 — 78.8% (2097 parties)
1950 — Staudte, Hans-Hilmar vs Machate, Gottlieb — 1-0 — Bad Pyrmont GER
1950 — Richter, Kurt vs Koch, Wolfgang — 1-0 — Berlin GER
1950 — Richter, Kurt vs Koch Willi — 1-0 — ?
1951 — Pietzsch, Wolfgang vs Alexandrescu, Gheorghe — 1-0 — Bucharest ROU
1952 — Czerniak, Magdalena vs Bosch van Rosenthal, Edzard — 1-0 — Helsinki olm
6…Ne4 — 14.2% (378 parties)
1950 — Sahlmann, Jean vs Rellstab, Ludwig — 1/2-1/2 — Hamburg GER
1954 — Andrade, Ledaiane Vicente De vs Novitsky, George — 1-0 — Montreal CAN
1957 — Alik Garai vs Marchand, Erich W — 1-0 — Cleveland, OH USA
1958 — Vandezande, Albert vs Van Den Broeck, Hans — 0-1 — Blankenberge
1958 — Sogaard, Ove vs Rasmussen, Ingvald — 1-0 — corr DSU
6…Qc7 — 4.0% (106 parties)
1988 — Truman, Richard G vs Akinwunmi Adebayo Richards — 1/2-1/2 — corr GB grand open
1990 — Sieberg, Rolf vs Abhimanyu Bahree — 1-0 — Dortmund open
1990 — Bini, Margherita vs Abhimanyu Bahree — 1-0 — Dortmund open
1993 — Klein, Jack vs Mutschler, Roland — 1/2-1/2 — Hamburg ch-GER U20
1993 — Hoffmann, Frank vs Mutschler, Roland — 1/2-1/2 — Hamburg ch-GER U20
6…Bxc3+ — 1.6% (43 parties)
1963 — Multala, Anton vs Eriksson Lasse — 1-0 — ?
1973 — Lehmann, Wolfgang vs Reinhardt, Heinrich — 1-0 — ?
1975 — Koppe, Carson vs Prietzsch, Gunter — 1-0 — corr DDR-PZ
1983 — Schneider, Hans vs Hoffmann, Gerfried — 1-0 — CIF FT-85-619B
1989 — Aaltio, Erkki vs Kuro, Timo — 1-0 — corr SF