E07j - 8.Bb2 - Closed (1925)

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E07j — Closed (1925)
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.b3 c6 8.Bb2
Les coups candidats
8…b6 — 55.4% (729 parties)
Ambassadeurs : Filip, Miroslav (3x), Amigo Roman, Pedro (3x), Coicev, Matei-Andrei (3x), Sullivan, Daniel (3x), Estrin, Yakov (2x), Kramer, Haije (2x), Ciric, Dragoljub M (2x), Rapaka Samuel Paul (2x)
8…Ne4 — 19.4% (255 parties)
Ambassadeurs : Lieb, Harald (2x), Schuchardt, Guenter (2x), Hever, Miklos (2x), Orso, Janos (2x), Beaudry, Marc-Andre (2x), Savon, Vladimir (1x), Kolbak, Jens (1x), Naranja, Renato (1x)
8…Re8 — 7.7% (101 parties)
Ambassadeurs : Weyerstrass, Ronald (1x), De Wit, Wim (1x), Abid, Fedi (1x), Cecconi, Edoardo (1x), Loftus, Sean (1x), Zipko, Gerhard (1x), Gereben, Erno (1x), Poorbeik, M (1x)
8…b5 — 4.6% (61 parties)
Ambassadeurs : Roeber, Bjoern (2x), Lengyel, Levente (1x), Bertholdt, Dieter (1x), Szilagyi, Gyorgy Laszlo (1x), Berger, Bela (1x), Koblencs, Alexander (1x), Nikitin, Aleksander S (1x), Ujtelky, Maximilian (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…b6 8…Ne4 8…Re8 8…b5
<1800 114 49% 13% 14% 2%
1800-2200 707 51% 24% 8% 3%
2200-2600 312 73% 12% 2% 8%
2600+ 2 50% — — 50%
Évolution par décennie (% des parties)
Décennie N parties 8…b6 8…Ne4 8…Re8 8…b5
1950s 26 73% 8% — 12%
1960s 22 59% 23% — 9%
1970s 37 73% 5% 5% 11%
1980s 54 63% 15% 11% 2%
1990s 195 47% 21% 12% 7%
2000s 338 50% 21% 7% 4%
2010s 506 56% 21% 8% 3%
2020s 139 68% 14% 4% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…b6 56% 68% ▲ +12.1%
8…Ne4 21% 14% ▼ -7.5%
8…Re8 8% 4% ▼ -3.4%
8…b5 3% 6% ▲ +3.5%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
8…b6 — 55.4% (729 parties)
1950 — Tsvetkov, Alexandar K vs Popov, Vesselin — 1/2-1/2 — Sofia BUL
1950 — Cortlever, Nico vs Rabar, Bakhtyar Hamasaleh — 1/2-1/2 — Dubrovnik olm
1951 — Fuderer, Andrija vs Germek, Milan — 1/2-1/2 — Sarajevo BIH
1953 — Filip, Miroslav vs Podgorny, Jiri — 1/2-1/2 — Prague CZE
1953 — Roethel, Michel vs Pinson Henri — 0-1 — Paris FRA
8…Ne4 — 19.4% (255 parties)
1953 — Hemingway, TK. vs Russ, VJ. — 1/2-1/2 — Hastings ch-BCF
1957 — Kaikamdzozov, Jivko vs Tsvetkov, Alexandar K — 1/2-1/2 — Sofia BUL
1960 — Levitsky, SV. vs Alexander, Ken R D — 1-0 — Kiev UKR
1964 — Savon, Vladimir vs Kolbak, Jens — 1-0 — Krakow POL
1964 — Udovcic, Mijo vs Ortega, Rogelio — 1/2-1/2 — Havana CUB
8…Re8 — 7.7% (101 parties)
1974 — Harestad, Thor Geir vs Takemoto, Hiroshi — 1/2-1/2 — Teesside ENG
1979 — Sekulic, Dusan vs Chaleyrat, Robert — 1-0 — Biel SUI
1982 — Chilingirova, Pavlina vs Inbar, A. — 1-0 — Lucerne SUI
1985 — Kropff, Ricardo vs Ramirez Vasquez, Denisse — 1-0 — Asuncion PAR
1986 — Gereben, Erno vs Poorbeik, M — 1-0 — Thun SM
8…b5 — 4.6% (61 parties)
1952 — Koblencs, Alexander vs Nikitin, Aleksander S — 1/2-1/2 — Riga LAT
1953 — Szilagyi, Gyorgy Laszlo vs Berger, Bela — 1/2-1/2 — Budapest ch-HUN
1958 — Bak, Istvan vs Szily, Jozsef — 1/2-1/2 — CsB
1960 — Lengyel, Levente vs Bertholdt, Dieter — 1-0 — It Bad Salzungen GER
1967 — Ujtelky, Maximilian vs Sandor, Bela — 1/2-1/2 — It II Beverwijk NED