D49g - 12.Nxe5 axb5 13.Qf3 - Meran, Sozin, Stahlberg Attack (1935)

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D49g — Meran, Sozin, Stahlberg Attack (1935)
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 c5 10.e5 cxd4 11.Nxb5 Nxe5 12.Nxe5 axb5 13.Qf3
Les coups candidats
Ambassadeurs : Torre, Eugenio (3x), Bronstein, David I (2x), Botvinnik, Mikhail (2x), Novotelnov, Nikolai (2x), Terpugov, Evgeny (2x), Meyer, Peter (2x), Osnos, Viatcheslav (1x), Lenchiner (1x)
13…Qa5+ — 23.6% (17 parties)
Ambassadeurs : Botvinnik, Mikhail (4x), Rapaka Samuel Paul (2x), Kan, Ilya A (2x), Lalic, Bogdan (2x), Mnatsakanian, Eduard A (2x), Giusti, Ambrogino (1x), Lilloni (1x), Agzamov, Georgy (1x)
13…Rb8 — 5.6% (4 parties)
Ambassadeurs : Szukszta, Janus (1x), Regedzinski, Teodor (1x), Tornerup, John (1x), Ravn, Palle (1x), Platz, Joseph (1x), Weil, W. (1x), Sutter, Oliver (1x), Toth, Bela (1x)
13…Bd7 — 4.2% (3 parties)
Ambassadeurs : Ribli, Zoltan (2x), Torre, Eugenio (2x), Melnichuk, Mikhail (1x), Kovalenko, Igor (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 13…Bb4+ 13…Qa5+ 13…Rb8 13…Bd7
<1800 4 75% 25% — —
1800-2200 16 69% 25% 6% —
2200-2600 20 55% 30% — 15%
Évolution par décennie (% des parties)
Décennie N parties 13…Bb4+ 13…Qa5+ 13…Rb8 13…Bd7
1950s 17 53% 29% 18% —
1960s 3 100% — — —
1970s 3 67% 33% — —
1980s 21 71% 19% — 10%
1990s 9 89% — 11% —
2000s 12 58% 33% — 8%
2010s 7 57% 43% — —
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 6 parties
Parties historiques
13…Bb4+ — 66.7% (48 parties)
1951 — Bronstein, David I vs Botvinnik, Mikhail — 1/2-1/2 — Moscow RUS
1951 — Novotelnov, Nikolai vs Terpugov, Evgeny — 1/2-1/2 — ?
1951 — Novotelnov, Nikolai vs Terpugov, Evgeny — 1/2-1/2 — Moskou ch-URS
1951 — Bronstein, David I vs Botvinnik, Mikhail — 1/2-1/2 — Moscow RUS
1955 — Osnos, Viatcheslav vs Lenchiner — 1/2-1/2 — URS Army ch
13…Qa5+ — 23.6% (17 parties)
1953 — Kan, Ilya A vs Botvinnik, Mikhail — 0-1 — Moscow RUS
1954 — Kan, Ilya A vs Botvinnik, Mikhail — 1/2-1/2 — Moscow RUS
1955 — Rapaka Samuel Paul vs Botvinnik, Mikhail — 1-0 — Moscow RUS
1955 — Rapaka Samuel Paul vs Botvinnik, Mikhail — 1-0 — Moskva SU-USA
1958 — Giusti, Ambrogino vs Lilloni — 1/2-1/2 — corr Italy
13…Rb8 — 5.6% (4 parties)
1952 — Szukszta, Janus vs Regedzinski, Teodor — 0-1 — Katowice POL
1952 — Tornerup, John vs Ravn, Palle — 1-0 — Copenhagen DEN
1955 — Platz, Joseph vs Weil, W. — 1-0 — Hartford ch
1995 — Sutter, Oliver vs Toth, Bela — 0-1 — Switzerland
13…Bd7 — 4.2% (3 parties)
1983 — Ribli, Zoltan vs Torre, Eugenio — 1-0 — Alicante ESP
1983 — Ribli, Zoltan vs Torre, Eugenio — 1-0 — ?
2007 — Melnichuk, Mikhail vs Kovalenko, Igor — 0-1 — Lvov UKR