D47l - 10.O-O - Meran, Lundin (1933)

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D47l — Meran, Lundin (1933)
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 b4 9.Ne4 Be7 10.O-O
Les coups candidats
10…O-O — 45.6% (62 parties)
Ambassadeurs : Piket, Jeroen (3x), Gagliardi, Virgilio (3x), Foltys, Jan (2x), Lundin, Erik (2x), Grivas, Efstratios (2x), Taimanov, Mark (1x), Partos, Charles (1x), Haag, Ervin (1x)
Ambassadeurs : Splosnov, Sergei (2x), Piket, Jeroen (2x), Poyato Diaz, Antonio Enrique (2x), Antunes, Antonio (2x), Karpov, Anatoly (2x), Agostini, Aurel (1x), Ekenberg, Bengt (1x), Tal, Mikhail (1x)
10…Nxe4 — 11.0% (15 parties)
Ambassadeurs : Botvinnik, Mikhail (2x), Lengyel, Levente (1x), Mohrlok, Dieter (1x), Pfleger, Helmut, Dr. (1x), Prins, Lodewijk (1x), Szabo, Laszlo (1x), Uhlmann, Wolfgang (1x), Zinn, Lothar (1x)
10…c5 — 3.7% (5 parties)
Ambassadeurs : Hjorth, Sune (1x), Ekenberg, Bengt (1x), Gelfand, Boris (1x), Korchnoi, Viktor (1x), Ibanez, Jean-Louis (1x), Chery, Eric (1x), Wichmann, Norbert (1x), Plassmann, Florenz (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10…O-O 10…Bb7 10…Nxe4 10…c5
<1800 3 33% 33% — 33%
1800-2200 39 49% 36% 10% 5%
2200-2600 56 43% 48% 9% —
2600+ 11 45% 45% — 9%
Évolution par décennie (% des parties)
Décennie N parties 10…O-O 10…Bb7 10…Nxe4 10…c5
1950s 5 80% 20% — —
1960s 11 27% 9% 64% —
1970s 4 25% 50% — 25%
1980s 4 — 100% — —
1990s 32 50% 38% 6% 6%
2000s 58 53% 43% 2% 2%
2010s 17 35% 35% 24% 6%
2020s 5 20% 60% 20% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10…O-O 35% 20% ▼ -15.3%
10…Bb7 35% 60% ▲ +24.7%
10…Nxe4 24% 20% ▼ -3.5%
10…c5 6% 0% ▼ -5.9%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 2 parties
Anand, Viswanathan — 2 parties
Karpov, Anatoly — 2 parties
Tal, Mikhail — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
10…O-O — 45.6% (62 parties)
1950 — Taimanov, Mark vs Foltys, Jan — 1/2-1/2 — Schiavno Zdroj
1950 — Arlamowski, Edward vs Foltys, Jan — 1/2-1/2 — Schiavno Zdroj
1954 — Palmason, Gudmundur vs Lundin, Erik — 1/2-1/2 — Prague zt Prague CZE
1955 — Stenborg, Ake vs Ahlgren, Bertil — 1-0 — Sodertalje
1962 — Andersson, Bjorn 1960 vs Lundin, Erik — 0-1 — ?
10…Bb7 — 39.7% (54 parties)
1951 — Tal, Mikhail vs Klovans, Janis — 1/2-1/2 — Tournament Riga LAT
1964 — Agostini, Aurel vs Ekenberg, Bengt — 1/2-1/2 — Goteborg SWE
1971 — Liebert, Heinz vs Malich, Burkhard, Dr. — 1/2-1/2 — Strasbourg ch20-DDR
1979 — Radzikowska, Krystyna vs Wiese, Malgorzata — 1/2-1/2 — Naleczow-W
1981 — Bakheet Farag vs Mihaljcisin, Mihajlo — 1/2-1/2 — Banja Luka BIH
10…Nxe4 — 11.0% (15 parties)
1962 — Govbinder, Mikhail Yudovich vs Kirillov, Vladimir — 1/2-1/2 — Minsk BLR
1965 — Szabo, Laszlo vs Botvinnik, Mikhail — 1/2-1/2 — Hamburg etc
1965 — Uhlmann, Wolfgang vs Zinn, Lothar — 1/2-1/2 — Zinnowitz GER
1966 — Pfleger, Helmut, Dr. vs Prins, Lodewijk — 1/2-1/2 — Arnhem NED
1967 — Lengyel, Levente vs Mohrlok, Dieter — 1/2-1/2 — Vrnjacka Banja SRB
10…c5 — 3.7% (5 parties)
1970 — Hjorth, Sune vs Ekenberg, Bengt — 0-1 — Nassjo
1992 — Gelfand, Boris vs Korchnoi, Viktor — 1-0 — Tilburg rapid
1994 — Ibanez, Jean-Louis vs Chery, Eric — 0-1 — ?
2006 — Wichmann, Norbert vs Plassmann, Florenz — 1-0 — GER
2013 — Lora, Joel Fernando vs Otero Martinez, Alvaro Junior — 1-0 — Ibague COL