C77b - 5.d3 - Ruy Lopez: Morphy Defense, Anderssen Variation (1902)

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C77b — Ruy Lopez: Morphy Defense, Anderssen Variation (1902)
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3
Les coups candidats
Ambassadeurs : Fercec, Nenad (17x), Nestorovic, Lazar (16x), Naiditsch, Arkadij (16x), Alekseev, Evgeny (16x), Terao, Juliana Sayumi (13x), Zalys, Ignas (12x), Rodshtein, Tereza (12x), Iermito, Sebastian Dario (10x)
Ambassadeurs : Romanishin, Oleg M (18x), Zalys, Ignas (15x), Vujosevic, Vladimir (14x), Mazur, Stefan (14x), Pfeiffer, Gerhard (12x), Krol, Wladyslaw (12x), Torre, Eugenio (12x), Bronstein, David I (11x)
5…Bc5 — 10.5% (2109 parties)
Ambassadeurs : Krol, Wladyslaw (10x), Anton Guijarro, David (9x), Kostouros, Alexandros (8x), Sokolov, Ivan (8x), Arnav Sourabh Puranik (8x), Michelle Catherina, P (8x), Malyshev, Vladimir Pavlovich (7x), Praggnanandhaa R (7x)
5…Be7 — 1.6% (327 parties)
Ambassadeurs : Weddeling, Franz, Dr. (3x), Carmo, Luiz Fernando do (3x), Hansen, Berno (2x), Jurich, Florencia (2x), Balendran, Baven (2x), Kostolansky, Sebastian Lukas (2x), Lopez, Mia (1x), Key, G. (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…b5 5…d6 5…Bc5 5…Be7
<1800 1872 56% 26% 11% 5%
1800-2200 8116 55% 33% 10% 1%
2200-2600 7304 43% 47% 10% 0%
2600+ 616 42% 39% 19% 0%
Évolution par décennie (% des parties)
Décennie N parties 5…b5 5…d6 5…Bc5 5…Be7
1950s 153 30% 67% 1% 2%
1960s 149 34% 61% 3% 3%
1970s 207 39% 56% 4% 1%
1980s 358 35% 57% 7% 1%
1990s 1505 48% 41% 6% 2%
2000s 3997 50% 38% 8% 2%
2010s 9030 49% 38% 10% 2%
2020s 4602 50% 33% 16% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…b5 49% 50% ▲ +0.7%
5…d6 38% 33% ▼ -5.1%
5…Bc5 10% 16% ▲ +5.3%
5…Be7 2% 1% ▼ -0.9%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 10 parties
Carlsen, Magnus — 10 parties
Hou, Yifan — 10 parties
Ding, Liren — 10 parties
Karpov, Anatoly — 4 parties
Gukesh D — 3 parties
Tal, Mikhail — 2 parties
Smyslov, Vladimir — 2 parties
Kasparov, Garry — 2 parties
Kramnik, Vladimir — 2 parties
Smyslov, Vassily — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
5…b5 — 49.0% (9793 parties)
1950 — Neikirkh, Oleg vs Pachman, Ludek — 0-1 — Prague CZE
1950 — Pfeiffer, Gerhard vs Cortlever, Nico — 1/2-1/2 — Dubrovnik olm
1950 — Klein, Ernst vs Penrose, Jonathan — 1/2-1/2 — Buxton
1951 — Pilnik, Herman vs Giustolisi, Alberto — 1/2-1/2 — Madrid ESP
1951 — Lyskov, Ivan N vs Borisenko, Georgy K — 0-1 — Lvov UKR
5…d6 — 37.9% (7587 parties)
1950 — Pachman, Ludek vs Donner, Jan-Hein — 1/2-1/2 — Venice ITA
1950 — Pfeiffer, Gerhard vs Unzicker, Ferdinand, Dr. — 1/2-1/2 — FRG-ch Bad Pyrmont GER
1950 — Herink, Miroslav vs Pechan, Z. — 0-1 — Chocen
1950 — Blatny, Frantisek vs Afizov, Marsel — 1/2-1/2 — Chocen
1950 — Pfeiffer, Gerhard vs Unzicker, Ferdinand, Dr. — 0-1 — Travemunde
5…Bc5 — 10.5% (2109 parties)
1954 — Krstev, Krum vs Aegerter, Martin — 1-0 — ?
1962 — Calapso, Remo vs Teani, Lillo — 1-0 — Lerici ITA
1967 — Zalys, Ignas vs Ann Watson, Theia Alexandra — 1-0 — Gldn Knghts corr
1968 — Simagin, Vladimir vs Forintos, Gyozo V — 1/2-1/2 — Polanica Zdroj POL
1968 — Zalys, Ignas vs Kiviaho, Bob — 1-0 — Toronto CAN op
5…Be7 — 1.6% (327 parties)
1950 — Heaney, R A vs Kearney, G A — 0-1 — Belfast IRL
1951 — Bohatyrchuk, Fedir Parfenovych vs Yerhoff, Frank — 1-0 — Vancouver
1956 — Simagin, Vladimir vs Spassky, Boris Vasily — 1/2-1/2 — Leningrad ch-URS
1964 — Blohm, David vs Weinberg, Frank F — 1-0 — Oakland
1966 — Menvielle Laccourreye, Augusto vs Ko Chi — 1-0 — La Habana olm prel