B21m - 2.d4 - Smith-Morra Gambit (1963)

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B21m — Smith-Morra Gambit (1963)
1.e4 c5 2.d4
Les coups candidats
Ambassadeurs : ? (210x), Zelic, Mladen (177x), Morin, Louis (163x), Lochte, Thomas (153x), Vasquez, Fernando (116x), Moore, Ken (92x), Morvay, Miklos (86x), Kripp, Wolfgang (69x)
Ambassadeurs : Morin, Louis (8x), Deus Filho, Joaquim de (7x), Kripp, Wolfgang (4x), Krahl, Wolfgang (4x), Eberth, Zoltan Bela (3x), Zelic, Mladen (3x), Monteiro, Artur Fernando (3x), Wall, Alejandro (2x)
2…g6 — 0.4% (192 parties)
Ambassadeurs : Leisebein, Peter (4x), Bangiev, Alexander (4x), Gasztonyi, Endre (3x), Papp, Gabor (3x), Szarvas, Sandor (3x), Bowles, Andrew (3x), Ozsvath, Andras (2x), Bevand, Larry A (2x)
2…d6 — 0.3% (145 parties)
Ambassadeurs : Krahl, Wolfgang (2x), Khalilzade, Ayan (2x), Martin, Robert Bryan (1x), McGimpsey, Gordon (1x), Kadriov, Shukri (1x), Vasiukov, Evgeni (1x), Vehre Jr, John L (1x), Wilford, Bob (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 2…cxd4 2…e6 2…g6 2…d6
<1800 5660 96% 2% 0% 0%
1800-2200 21805 97% 2% 0% 0%
2200-2600 6911 97% 2% 0% 0%
2600+ 38 92% — — 8%
Évolution par décennie (% des parties)
Décennie N parties 2…cxd4 2…e6 2…g6 2…d6
1950s 277 99% 0% 0% —
1960s 513 96% 1% 1% 0%
1970s 1061 96% 2% 1% 0%
1980s 2313 97% 2% 0% 0%
1990s 9414 96% 2% 0% 0%
2000s 14859 97% 2% 0% 0%
2010s 13887 97% 2% 0% 0%
2020s 4339 98% 1% 0% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
2…cxd4 97% 98% ▲ +1.0%
2…e6 2% 1% ▼ -0.8%
2…g6 0% 0% -0.3%
2…d6 0% 0% -0.0%
Joueurs célèbres
Champions du monde dans cette position
Hou, Yifan — 4 parties
Tal, Mikhail — 3 parties
Kasparov, Garry — 3 parties
Anand, Viswanathan — 2 parties
Botvinnik, Mikhail — 1 partie
Karpov, Anatoly — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
2…cxd4 — 96.6% (45086 parties)
1950 — Grosser, Wilhelm vs Platz, Hans — 1-0 — Soemmerda GER
1950 — Lokvenc, Josef vs Bolbochan, Jacobo — 1/2-1/2 — Vienna AUT
1950 — Korchnoi, Viktor vs Pogrebissky, Iosif — 1/2-1/2 — Tula RUS
1951 — Poulsen, Christian vs O Kelly de Galway Alberic — 1-0 — ?
1951 — Schlieder, Rolf vs Rathai, Volker — 0-1 — Schwerin GER
2…e6 — 2.0% (951 parties)
1956 — Opocensky, Karel vs Ujtelky, Maximilián Samuel Rudolf — 1-0 — Podebrady CZE
1963 — Cornelis, Frans B vs De Bruycker, Bernard — 0-1 — Belgium
1964 — Gibbs, Peter Campbell vs Muller, Hans P — 1/2-1/2 — Beverwijk NED
1964 — DeMilo, Anthony vs OBrien, Erik Michael — 0-1 — San Jose
1965 — Osvath, Erik-Andras vs Szollosi, Akos — 1-0 — Budapest HUN
2…g6 — 0.4% (192 parties)
1959 — Skegina, Klaara vs Wojcik, Adam — 0-1 — Moscow RUS
1962 — Pedersen, Karl vs Goethals, Fernand — 1-0 — Marianske Lazne
1963 — Pogats, Jozsef Jr. vs Gasztonyi, Endre — 1/2-1/2 — Budapest HUN
1963 — Ozsvath, Andras vs Gasztonyi, Endre — 1-0 — Budapest HUN
1964 — Smejkal, Jan vs Adamski, Jan — 1/2-1/2 — Krakow POL
2…d6 — 0.3% (145 parties)
1964 — Kadriov, Shukri vs Vasiukov, Evgeni — 1-0 — ?
1968 — Martin, Robert Bryan vs McGimpsey, Gordon — 1-0 — Montreal CAN
1975 — Mancini, Alessandra vs Santagata, Carlo — 1-0 — ?
1976 — Knudsen, Ole vs Minaya, Juan — 0-1 — Haifa ISR
1979 — Kowalska, Elzbieta vs Ionescu, Viorica — 0-1 — Bydgoszcz POL