Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● a2→b3, c2→b3	● d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● c4 (2v0)	—
Cases faibles	—	—
Centre	—	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 2)
Bf1	● Bf1 Non développé (mob. 5)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	6 (● b1, ● g1, ● c1, ● f1, ● a1, ● h1)	6 (● b8, ● g8, ● c8, ● f8, ● a8, ● h8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Au centre	● Au centre
Droits de roque	O-O / O-O-O	O-O / O-O-O

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	mobile
Ruptures	—	● …d7-d5, ● …f7-f5

C00b — French: Reti (Spielmann) Variation

1.e4 e6 2.b3 * ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Bb2 (Fianchetto, fou sur la grande diagonale — 86 % des parties) ; e5 (Occuper le centre — 2 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...d5 (Occuper le centre — 84 % des parties) ; ...c5 (Frapper le centre adverse — 9 % des parties) ; ...b6 (Préparer le fianchetto — 5 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1920 Gothenburg – Round 3 – Reti, Richard – 1/2-1/2 – Maroczy, Geza – G17 1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. Qe2 Be7 6. O-O-O Nbd7 7. g4 h6 8. Bg2 c6 9. h4 Qa5 10. Nh3 Nc5
1928 Vienna – Round 6 – Spielmann, Rudolf – 1-0 – Mueller, Hans – G42 1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. Qe2 Nbd7 6. Nxe4 Be7 7. Nf3 O-O 8. g3 Re8 9. Bg2 Nxe4 10. Qxe4 Bf6
1930 San Remo – Round 1 – Spielmann, Rudolf – 1-0 – Grau Lezcano, Roberto – G86 1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. Qe2 Bb4 6. O-O-O Qe7 7. Nxe4 Ba3 8. Nf3 Bxb2+ 9. Kxb2 Nbd7 10. d4 O-O
1932 Hastings3233 – Round 2 – Alexander, Conol Hugh – 0-1 – Menchik, Vera Frantsevna – G10 1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. e5 Nfd7 5. c4 dxc4 6. Bxc4 Nb6 7. Be2 c5 8. Nf3 Nc6 9. O-O Be7 10. Nc3 O-O
1934 Sitges – Round 9 – Ticoulat, Nicolas – 0-1 – Lilienthal, Andor – G55 1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. Qe2 Be7 6. g3 Nc6 7. Bg2 Nd4 8. Qd1 Qd6 9. f3 exf3 10. Nxf3 e5
1937 Kemeri – Round 1 – Tartakower, Savielly – 1/2-1/2 – Alekhine, Alexander – G89 1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. e5 Nfd7 5. f4 c5 6. Nc3 Nc6 7. Nf3 a6 8. g3 b5 9. Bg2 c4 10. O-O Bb7
1937 Parnu – Round 2 – Tartakower, Savielly – 1/2-1/2 – Keres, Paul Petrovich – G6 1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. Qe2 Bb4 6. O-O-O Qe7 7. Nxe4 Ba3 8. Nxf6+ Qxf6 9. d4 Bxb2+ 10. Kxb2 O-O
1937 Stockholm ol – Round 9 – Tartakower, Savielly – 1/2-1/2 – Lilienthal, Andor – G52 1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. Qe2 Be7 6. O-O-O Nc6 7. Nxe4 a5 8. a4 Nxe4 9. Qxe4 Bf6 10. d4 Qe7
1938 Bad Oeynhausen – Round 11 – Richter, Kurt P – 1-0 – Nowarra, Heinz – G64 1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. Qe2 Bb4 6. O-O-O Qe7 7. Kb1 Nbd7 8. g4 O-O 9. g5 Nd5 10. Nxe4 Ba3
1938 Praag ch CZE – Round 8 – Spielmann, Rudolf – 0-1 – Foltys, Jan – G6 1. e4 e6 2. b3 d5 3. Bb2 c5 4. exd5 exd5 5. Nf3 Nf6 6. Bb5+ Nc6 7. O-O Be7 8. Ne5 Qc7 9. d3 O-O 10. Bxc6 bxc6
1939 Buenos Aires ol prel-C – Round 7 – Prins, Laura – 0-1 – Guimard, Carlos E – G30 1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. e5 Nfd7 5. Qg4 c5 6. f4 Nc6 7. Nf3 a6 8. Be2 Ne7 9. O-O Nf5 10. Qh3 g6
1943 Madrid – Round 12 – Brinckmann, Alfred – 1/2-1/2 – Ingelmo Ortiz, Noel – G43 1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. g4 e3 6. fxe3 Nd5 7. Nf3 Be7 8. Qe2 Bh4+ 9. Nxh4 Qxh4+ 10. Qf2 Qxf2+
1944 Mar del Plata – Round 2 – Rossetto, Hector – 1/2-1/2 – Flores Alvarez, Rodrigo – G32 1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. Qe2 b6 6. Nxe4 Bb7 7. Nxf6+ gxf6 8. f4 Bd6 9. f5 Qe7 10. O-O-O Nd7
1945 Blomberg – Round 3 – Jursevskis Miervaldis – 1-0 – Skema, Kazys – G2 1. e4 e6 2. b3 d5 3. exd5 exd5 4. Bb2 Nf6 5. Nf3 Bd6 6. Qe2+ Qe7 7. Nc3 c6 8. h3 Nbd7 9. O-O-O O-O 10. Re1 Re8
1945 Vina del Mar – Round 5 – Alarcon Gutierrez, Juan David – 1-0 – Ader Hausman, Walter – G18 1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. Qe2 Nc6 6. Nxe4 Nd4 7. Nxf6+ Qxf6 8. Qe4 Bc5 9. O-O-O Qf5 10. Bd3 Qxe4
1946 Buenos Aires ch-ARG – Round 1 – Rossetto, Hector – 0-1 – Alvarez Martin, Pedro – G44 1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. e5 Nfd7 5. d4 c5 6. dxc5 Nc6 7. Nf3 Nxc5 8. Be2 Be7 9. O-O O-O 10. Nbd2 b6
1946 Nt Augsburg GER – Round 15 – Arlauskas, Romanas – 1/2-1/2 – Zemgalis, Elmars – G30 1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. Qe2 Bb4 6. O-O-O Qe7 7. Nxe4 Ba3 8. f4 Nbd7 9. Nf3 a5 10. Nc3 a4
1949 Mar del Plata – Round 13 – Lasker, Edward – 1-0 – Flores Alvarez, Rodrigo – G116 1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. c3 Be7 8. d4 f5 9. Bd3 g5 10. Nxg5 Bxg5
1950 Dubrovnik olm – Round 3 – Tartakower, Savielly – 0-1 – Book, Eero – G41 1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Bd3 Qc7 8. c4 Nb4 9. Be2 d4 10. d3 b6
1950 Southsea – Round 3 – Prins, Laura – 1-0 – Fry, W. – G17 1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. Qe2 Be7 6. O-O-O Nbd7 7. g4 h6 8. h4 b6 9. Nh3 Bb7 10. Bg2 Qc8
1951 DDR Ch 02nd – Round 9 – Schlieder, Rolf – 1-0 – Kirchhammer, Rudolf – G6 1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. e5 Nfd7 5. d4 c5 6. dxc5 Nc6 7. Nf3 Bxc5 8. Bd3 Nb4 9. O-O Nxd3 10. Qxd3 O-O
1951 GER Ch U20 – Round 6 – Richter Becerra, Hans – 0-1 – Fuchs, Reinhart – G20 1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. e5 Nfd7 5. f4 c5 6. Nc3 Nc6 7. Nf3 f6 8. exf6 Nxf6 9. Qe2 Bd6 10. g3 O-O
1952 Budapest HUN – Round ? – Bilek, Istvan – 0-1 – Gracs, Pal – G26 1. e4 e6 2. b3 d5 3. Bb2 c5 4. exd5 exd5 5. d4 cxd4 6. Qxd4 Nc6 7. Bb5 Nf6 8. Nc3 Be7 9. O-O-O O-O 10. Qa4 a6
1952 HUN Ch 08th – Round 9 – Koberl, Ferenc – 1-0 – Laszlo, Csaba – G8 1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Bb5 Qb6 8. Qe2 Nb4 9. Bxd7+ Bxd7 10. d3 c4
1952 Hungary Ch – Round 15 – Koberl, Ferenc – 0-1 – Negyesy, Gyorgy – G91 1. e4 e6 2. b3 d5 3. Bb2 c5 4. exd5 exd5 5. Bb5+ Nc6 6. Qe2+ Qe7 7. Bxc6+ bxc6 8. Qxe7+ Nxe7 9. Nc3 d4 10. Na4 Nd5
1952 Hungary Ch – Round 7 – Koberl, Ferenc – 1/2-1/2 – Sandor, Balazs – G43 1. e4 e6 2. b3 d5 3. Bb2 c5 4. exd5 exd5 5. Qe2+ Qe7 6. g3 Bg4 7. f3 Qxe2+ 8. Bxe2 Bf5 9. Nc3 d4 10. Nd5 Bd6
1952 Stevenson Memorial 4th – Round 1 – Eva, Alfred – 0-1 – Yanofsky, Daniel Abraham – G2 1. e4 e6 2. b3 d5 3. exd5 exd5 4. Bb2 Nf6 5. Be2 Bd6 6. Nf3 O-O 7. O-O Re8 8. Re1 Nbd7 9. d4 Nf8 10. Nbd2 Ng6
1954 Olympiad final A – Round 11 – Fuderer, Andrija – 1/2-1/2 – Fichtl, Jiri – G121 1. e4 e6 2. b3 d5 3. Bb2 c5 4. exd5 exd5 5. d4 Nf6 6. Nf3 Nc6 7. Be2 cxd4 8. Nxd4 Bb4+ 9. c3 Bc5 10. O-O O-O
1955 CSR Ch – Round 1 – Ivanco, Imrich – 0-1 – Fichtl, Jiri – G7 1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. e5 Nfd7 5. Qg4 c5 6. Bb5 a6 7. Bxd7+ Bxd7 8. d3 Nc6 9. Nd2 Nb4 10. Kd1 d4
1958 HUN Ch 13th – Round 19 – Koberl, Ferenc – 1/2-1/2 – Forintos, Gyozo V – G165 1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. g4 h6 6. Bg2 Bd7 7. Nxe4 Nxe4 8. Bxe4 Bc6 9. Qe2 Qg5 10. h3 Qf4
1958 HUN Ch 14th – Round 9 – Barczay, Laszlo – 1-0 – Sallay, Roland – G22 1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. Qe2 Be7 6. O-O-O a5 7. Kb1 c6 8. g4 O-O 9. Nh3 Nd5 10. Nxe4 a4
1959 CSR Ch – Round 16 – Ivanco, Imrich – 1/2-1/2 – Acosta Fabian, Janna Paloma – G132 1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 f5 5. f3 exf3 6. Nxf3 Nf6 7. d4 Bb4 8. a3 Bd6 9. Bc4 a6 10. Qe2 Qe7
1961 CSR Ch – Round 5 – Altschul, Milos – 1-0 – Opocensky, Karel – G46 1. e4 e6 2. b3 d5 3. Bb2 c5 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. Qe2 d4 7. f4 Nc6 8. d3 e5 9. Nh3 Bd6 10. O-O exf4
1963 CSR Ch – Round 17 – Kupka, Slavoj – 0-1 – Fichtl, Jiri – G157 1. e4 e6 2. b3 d5 3. Bb2 c5 4. Nf3 Nc6 5. Bb5 Bd7 6. Nc3 d4 7. Ne2 Nf6 8. d3 Qa5+ 0-1
1963 FRG Ch – Round 1 – Hinne, Jobst – 0-1 – Troeger, Paul – G1 1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. Qe2 Bb4 6. O-O-O Qe7 7. Nxe4 Ba3 8. Nf3 Bxb2+ 9. Kxb2 a5 10. a4 Bd7
1964 BRA Ch – Round 8 – Nobrega, Adaucto Wanderley – 1/2-1/2 – De Souza Mendes, Joao – G29 1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. exd5 exd5 5. d4 Bd6 6. Nf3 O-O 7. Be2 Bg4 8. O-O Nbd7 9. c4 c6 10. Ne5 Bxe2
1966 La Habana olm fin-A – Round 5 – Santa Cruz Beneito, Hugo – 1-0 – Thorbergsson, Freysteinn – G97 1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. Qe2 Bb4 6. O-O-O Bxc3 7. Bxc3 Nbd7 8. g4 h6 9. Bg2 b6 10. Bxe4 Ba6
1966 Panamerican – Round ? – Santa Cruz Beneito, Hugo – 1/2-1/2 – Cuellar Gacharna, Miguel – G98 1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. e5 Ng8 5. f4 c5 6. Nc3 Nc6 7. Qh5 Nge7 8. Nge2 Nf5 9. g4 Nh4 10. g5 Nf5
1968 Buenos Aires – Round 7 – Rossetto, Hector – 1-0 – Garcia Rodriguez, Raimundo – G51 1. e4 e6 2. b3 d5 3. Bb2 c5 4. exd5 exd5 5. Nf3 a6 6. d4 cxd4 7. Qxd4 Nc6 8. Qe3+ Qe7 9. Qxe7+ Ngxe7 10. Nc3 f6
Biel Interzonal 1976 – Round 9 – Adan Castro, Oliver Isaac – 1-0 – Petrosian, Tigran V. – G43 1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. exd5 exd5 5. Nf3 Be7 6. Be2 O-O 7. O-O Bf5 8. Re1 c5 9. d4 Nc6 10. Nbd2 Rc8
World Blitz 2017 – Round 19.37 – Van Foreest, Jorden – 1-0 – Meier, Georg – G998 1. e4 e6 2. b3 d5 3. Bb2 a6 4. Qe2 Nf6 5. exd5 Nxd5 6. Nc3 Nc6 7. Nf3 b5 8. a4 b4 9. Nxd5 Qxd5 10. O-O-O Bb7
World Blitz 2017 – Round 21.34 – Van Foreest, Jorden – 0-1 – Duda, Jan-Krzysztof – G1102 1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. exd5 exd5 5. Nf3 Be7 6. Be2 O-O 7. O-O Re8 8. Re1 Nbd7 9. d3 Nf8 10. Nbd2 Ng6
World Blitz 2021 – Round 8.62 – Mastrovasilis, Dimitrios – 1-0 – Dziuba, Maksim – G493 1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. e5 Nfd7 5. Qg4 c5 6. f4 Nc6 7. Nf3 g6 8. Na3 a6 9. c3 b5 10. Nc2 Qb6

C00b — Horwitz Attack (1920)

1.e4 e6 2.b3

Les coups candidats

2…d5 — 82.9% (4101 parties)

Ambassadeurs : Repkova, Eva (46x), Alonso Gonzalez, Carlos (20x), Karasev, Vladimir (17x), Martí Pericot, Juan Manuel (15x), Bergez, Luc (14x), Bokelbrink, Uwe (14x), Starr, Nava (12x), Schneider, Karl (10x)

2…c5 — 8.0% (396 parties) →

Ambassadeurs : Besozzi, Ferdinando (13x), Hamberger, Hermann (3x), Hartio, Ilkka (3x), Karasev, Vladimir (3x), Alonso González, Carlos (3x), Caro, Napoleon Alberto (2x), Stavrakakis, Vasilios (2x), Reig Pinol, Armand (2x)

2…b6 — 5.5% (274 parties)

Ambassadeurs : Bonferroni, Carlo (4x), Alonso Gonzalez, Carlos (3x), Frank Berry (2x), Koepke, Christian (2x), Richters, Marc (2x), Salinas Herrera, Pablo (2x), Rodshtein, Tereza (2x), Sikorova, Olga (2x)

2…Nf6 — 1.4% (70 parties)

Ambassadeurs : Gramstad, Noah Alexander (1x), Amundsen, Ask (1x), Tuominen, Martti (1x), Heinola, Kari P. (1x), Jarrett, David (1x), Ippel, Cornelius (1x), Krauss, George (1x), Piazza, J. (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	2…d5	2…c5	2…b6	2…Nf6
<1800	508	84%	5%	4%	2%
1800-2200	2584	83%	8%	6%	2%
2200-2600	1226	82%	9%	7%	0%
2600+	4	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	2…d5	2…c5	2…b6	2…Nf6
1950s	25	88%	12%	—	—
1960s	34	88%	3%	—	—
1970s	83	84%	11%	2%	1%
1980s	139	81%	8%	7%	3%
1990s	627	83%	9%	5%	1%
2000s	1340	80%	8%	7%	2%
2010s	1989	84%	8%	5%	1%
2020s	712	85%	7%	5%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
2…d5	84%	85%	▲ +1.1%
2…c5	8%	7%	▼ -1.4%
2…b6	5%	5%	▼ -0.6%
2…Nf6	1%	1%	+0.1%

Parties historiques

2…d5 — 82.9% (4101 parties)

1950 — Prins, Lodewijk vs Fry, W. — 1-0 — Southsea
1950 — Tartakower, Savielly vs Book, Eero — 0-1 — Dubrovnik olm
1950 — Croy, George vs Gachago Samuel Mathenge — 0-1 — Hollywood, CA
1951 — Schlieder, Rolf vs Kirchhammer, Rudolf — 1-0 — Schwerin GER
1951 — Richter Becerra, Hans vs Fuchs, Reinhart — 0-1 — Leipzig GER

2…c5 — 8.0% (396 parties)

1950 — Cole, Henry vs Beecher, Eric Henry K — 1-0 — Buxton
1952 — Prins, Lodewijk vs Oren, Menachem — 1-0 — Helsinki olm
1954 — Geller, Sandor vs Almgren, Sven — 0-1 — Los Angeles, CA USA
1967 — Muhutdinov, Marat vs Mnatsakanian, Eduard A — 1/2-1/2 — Moscow RUS
1970 — Buchenthal, Dieter vs Gromsch, Norbert — 1-0 — Buesum

2…b6 — 5.5% (274 parties)

1972 — Ananyeva-Bazhina, Elena N vs Khugashvili, Tamara — 0-1 — Moscow RUS
1979 — Madsen, Svend Aage vs Hampus, Sorensen — 1-0 — Randers DEN
1980 — Gonsior, Evzen vs Karlsson, Lars 1937 — 0-1 — Eksjo SWE
1982 — Shneider, Aleksandr vs Koelbel, Daniel — 0-1 — corr DDR
1984 — Haugaard, Lars vs Nielsen, Steen (SUI) — 1/2-1/2 — Horsholm

2…Nf6 — 1.4% (70 parties)

1979 — Samaganova, Bakita vs Ranniku, Maaja — 1/2-1/2 — Moscow RUS
1980 — Gramstad, Noah Alexander vs Amundsen, Ask — 1-0 — cr.
1984 — Tuominen, Martti vs Heinola, Kari P. — 1-0 — Tampere
1986 — Krauss, George vs Piazza, J. — 1-0 — Somerset
1987 — Jarrett, David vs Ippel, Cornelius — 1-0 — Guernsey GCI

Fin du contenu

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