D48j - 9.e4 b4 - Meran, Pirc Variation (1931)

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D48j — Meran, Pirc Variation (1931)
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 b4
Les coups candidats
10.Na4 — 78.0% (78 parties)
Ambassadeurs : Forintos, Gyozo V (2x), Uhlmann, Wolfgang (2x), Drimer, Dolfi (2x), Wade, Robert G (2x), Ciric, Dragoljub M (1x), Kamensky, Vitaly (1x), Muravin, Ilya (1x), Aijala, Jouko (1x)
10.Ne2 — 16.0% (16 parties)
Ambassadeurs : Prameshuber, Alexander (1x), Lambert Reyes (1x), Servaty, Rudolf (1x), Striefler, Erich (1x), Stohl, Igor (1x), Slobodjan, Roman (1x), Leenders, Chris (1x), Humphrys, Phil (1x)
10.e5 — 5.0% (5 parties)
Ambassadeurs : Fischer, Johann (1x), Drimer, Dolfi (1x), Vishomirskis, Romanas (1x), Mikenas, Vladas (1x), Villeneuve, Alain (1x), Fodre, Sandor (1x), Thingstad, Even (1x), Jessen, Simon Pind (1x)
10.Ng1 — 1.0% (1 parties)
Ambassadeurs : Acebal Muniz, Antonio (1x), Cantero, A (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10.Na4 10.Ne2 10.e5 10.Ng1
<1800 1 100% — — —
1800-2200 44 64% 30% 5% 2%
2200-2600 31 94% 3% 3% —
Évolution par décennie (% des parties)
Décennie N parties 10.Na4 10.Ne2 10.e5 10.Ng1
1950s 3 33% 33% 33% —
1960s 11 91% — 9% —
1970s 5 100% — — —
1980s 7 86% — 14% —
1990s 8 75% 25% — —
2000s 32 81% 16% 3% —
2010s 28 75% 18% 4% 4%
2020s 6 50% 50% — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10.Na4 75% 50% ▼ -25.0%
10.Ne2 18% 50% ▲ +32.1%
10.e5 4% 0% ▼ -3.6%
10.Ng1 4% 0% ▼ -3.6%
Parties historiques
10.Na4 — 78.0% (78 parties)
1957 — Kamensky, Vitaly vs Muravin, Ilya — 1/2-1/2 — ?
1961 — Uhlmann, Wolfgang vs Drimer, Dolfi — 1/2-1/2 — Maroczy mem Budapest HUN
1962 — Durão, Joaquim Manuel vs Gereben, Erno — 1/2-1/2 — Torremolinos ESP
1962 — Christensen, Marcus vs Balogh, Janos — 1/2-1/2 — corr ol4
1963 — Uhlmann, Wolfgang vs Wade, Robert G — 1/2-1/2 — Havana CUB
10.Ne2 — 16.0% (16 parties)
1956 — Prameshuber, Alexander vs Lambert Reyes — 1-0 — Moskou olm
1994 — Servaty, Rudolf vs Striefler, Erich — 1/2-1/2 — Bad Schussenried
1997 — Stohl, Igor vs Slobodjan, Roman — 1-0 — GER
2001 — Issakainen, Ari vs Pechenizkiy, Mykola — 1-0 — Jyvaskyla FIN
2002 — Gelzenleichter, Siegfried vs Hansen, Hans — 1-0 — Bad Sooden (21.04.-30.04)
10.e5 — 5.0% (5 parties)
1951 — Vishomirskis, Romanas vs Mikenas, Vladas — 1-0 — Vilnius LTU
1961 — Fischer, Johann vs Drimer, Dolfi — 0-1 — Romania
1987 — Villeneuve, Alain vs Fodre, Sandor — 1-0 — ?
2007 — Thingstad, Even vs Jessen, Simon Pind — 1-0 — Tromso NOR
2019 — Husák, Ján vs Vodicka, Milan — 1/2-1/2 — ICCF
10.Ng1 — 1.0% (1 parties)
2017 — Acebal Muniz, Antonio vs Cantero, A — 1/2-1/2 — Altea ESP