C68h - 6.d3 - Ruy Lopez: Exchange Variation, Romanovsky Variation (1902)

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C68h — Exchange Variation, Romanovsky Variation (1902)
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.Nc3 f6 6.d3
Les coups candidats
6…Bg4 — 29.8% (39 parties)
Ambassadeurs : Orbaan, Constant (2x), Hodakowsky, Georg (1x), Barczay, Laszlo (1x), Sebestyen, Balazs (1x), Prahov, Valentin (1x), Neikirkh, Oleg (1x), Tolush, Alexander (1x), Abanin, Vladimir (1x)
6…Bd6 — 27.5% (36 parties)
Ambassadeurs : Pedro, Fernando (3x), Afizov, Marsel (1x), Nun, Josef (1x), Krabbe, Tim (1x), Kramer, Haije (1x), Gonzalez, Gerardo (1x), Grane, Orla (1x), Orbaan, Constant (1x)
6…Be6 — 15.3% (20 parties)
Ambassadeurs : Mastrovasilis, Dimitrios (2x), Orbaan, Constant (1x), Matanovic, Aleksandar (1x), Kasparian, Genrikh (1x), Khalilbeili, Sultan (1x), Bogoljubov, Evgeniy (1x), Porreca, Giorgio (1x), El Taher, Fouad (1x)
6…Bc5 — 9.9% (13 parties)
Ambassadeurs : Krabbe, Tim (2x), Hofstetter, Hans-Joachim, Dr. (1x), Schuh, Gerhard (1x), Kruml. Joseph (1x), Aigner, Michael (1x), ? (1x), Blokhuis, Edgar (1x), Jerez Infante, Juan (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…Bg4 6…Bd6 6…Be6 6…Bc5
<1800 10 20% — 10% 20%
1800-2200 48 25% 33% 17% 10%
2200-2600 26 35% 19% 19% 4%
Évolution par décennie (% des parties)
Décennie N parties 6…Bg4 6…Bd6 6…Be6 6…Bc5
1950s 9 33% 22% 33% —
1960s 7 57% 43% — —
1970s 4 25% 25% 25% —
1980s 8 38% 25% 12% 12%
1990s 21 33% 14% 10% 19%
2000s 40 30% 20% 20% 15%
2010s 39 23% 38% 13% 5%
2020s 3 — 67% — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…Bg4 23% 0% ▼ -23.1%
6…Bd6 38% 67% ▲ +28.2%
6…Be6 13% 0% ▼ -12.8%
6…Bc5 5% 0% ▼ -5.1%
Parties historiques
6…Bg4 — 29.8% (39 parties)
1954 — Barczay, Laszlo vs Sebestyen, Balazs — 1-0 — Gyor
1957 — Orbaan, Constant vs Hodakowsky, Georg — 1-0 — Dortmund GER
1958 — Winston, William vs OBrien, Erik Michael — 0-1 — Santa Barbara
1960 — Prahov, Valentin vs Neikirkh, Oleg — 0-1 — BUL-ch14 Sofia BUL
1961 — Lehmensick, Jochen vs Pfleger, Helmut, Dr. — 0-1 — Hitzacker
6…Bd6 — 27.5% (36 parties)
1950 — Orbaan, Constant vs Donner, Jan-Hein — 1-0 — Amsterdam ch-NED
1954 — Kasparian, Genrikh vs Vistaneckis, Isakas — 1-0 — Erevan ARM
1960 — Gonzalez, Gerardo vs Grane, Orla — 1-0 — Mar del Plata ARG
1962 — Afizov, Marsel vs Nun, Josef — 1/2-1/2 — Jablonec
1969 — Krabbe, Tim vs Kramer, Haije — 0-1 — Wijk aan Zee NED
6…Be6 — 15.3% (20 parties)
1952 — Bogoljubov, Evgeniy vs Porreca, Giorgio — 1/2-1/2 — Belgrade SRB
1955 — Kasparian, Genrikh vs Khalilbeili, Sultan — 0-1 — Tbilisi GEO
1956 — Orbaan, Constant vs Matanovic, Aleksandar — 0-1 — Beverwijk NED
1978 — Shestoperova, Aleksandra S vs Donaldson-A, Elena — 0-1 — URS
1989 — El Taher, Fouad vs Kaabi, Mejdi — 1/2-1/2 — Asia
6…Bc5 — 9.9% (13 parties)
1987 — Hofstetter, Hans-Joachim, Dr. vs Schuh, Gerhard — 1-0 — corr BdF
1990 — Krabbe, Tim vs ? — 0-1 — The Hague NED
1993 — Jerez Infante, Juan vs Antelo, A. — 0-1 — San Fernando
1995 — Krabbe, Tim vs Blokhuis, Edgar — 0-1 — NLD-chT9596
1998 — Kruml. Joseph vs Aigner, Michael — 0-1 — San Francisco, CA USA