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B07d — Pirc Defense (1947)
1.e4 d6 2.d4 Nf6
Les coups candidats
Ambassadeurs : Pribyl, Josef (387x), Lorscheid, Gerhard (239x), ? (236x), Zimmerman, Yuri (148x), Plat, Vojtech (147x), Torre, Eugenio (106x), Gipslis, Aivars (100x), Timman, Jan H (97x)
Ambassadeurs : Godena, Michele (38x), Rabiega, Robert (31x), Trabert, Bettina (18x), Bastian, Herbert (17x), Tuominen, Tanja (17x), Smagin, Sergey (15x), Mainka, Romuald (14x), Fedorov, Alexei (14x)
Ambassadeurs : Korchnoi, Viktor (23x), Vontina, Maria (23x), Ward, Chris G (16x), Perez Mitjans, Orelvis (16x), Psakhis, Lev (15x), Bohak, Janko (14x), Kantsler, Boris (14x), Ernst, Thomas (13x)
Ambassadeurs : Hierholz, Bernd (10x), Rublevsky, Sergei (9x), Ramik, Zdenek (9x), Parma, Bruno (5x), Gipslis, Aivars (5x), Nemet, Ivan (5x), Popovic, Petar (5x), Salgado Lopez, Ivan (5x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3.Nc3 3.Bd3 3.f3 3.Nd2
<1800 12572 89% 8% 2% 1%
1800-2200 74876 89% 7% 3% 0%
2200-2600 60941 91% 4% 4% 1%
2600+ 1521 86% 6% 7% 0%
Évolution par décennie (% des parties)
Décennie N parties 3.Nc3 3.Bd3 3.f3 3.Nd2
1950s 672 89% 7% 3% 0%
1960s 1648 94% 3% 3% 0%
1970s 3745 94% 2% 2% 1%
1980s 7271 93% 4% 2% 1%
1990s 32153 88% 7% 4% 1%
2000s 52223 90% 6% 3% 0%
2010s 59934 90% 6% 4% 1%
2020s 17038 90% 6% 3% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3.Nc3 90% 90% ▲ +0.6%
3.Bd3 6% 6% +0.5%
3.f3 4% 3% ▼ -0.9%
3.Nd2 1% 0% -0.0%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 10 parties
Tal, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Kasparov, Garry — 10 parties
Kramnik, Vladimir — 10 parties
Anand, Viswanathan — 10 parties
Carlsen, Magnus — 10 parties
Hou, Yifan — 10 parties
Ju, Wenjun — 10 parties
Gukesh D — 7 parties
Smyslov, Vladimir — 3 parties
Karpov, Aleksandr — 2 parties
Ding, Liren — 2 parties
Parties historiques
3.Nc3 — 89.7% (156752 parties)
1950 — Pfeiffer, Gerhard vs Trifunovic, Petar — 1/2-1/2 — Dubrovnik olm
1950 — Trifunovic, Petar vs Pirc, Vasja — 1/2-1/2 — Mar del Plata ARG
1950 — Castiglioni, Andre Lazzari vs Dantes La Primavera — 1-0 — Venice ITA
1950 — Amaro, Lucas Ibrair vs Trifunovic, Petar — 0-1 — Mar del Plata ARG
1950 — Eugenio, Sarah De Oliveira vs Tartakower, Savielly — 1/2-1/2 — Amsterdam NED
3.Bd3 — 5.9% (10261 parties)
1950 — Grob, Henry vs Naegeli, Oskar — 1/2-1/2 — Lucerne SUI
1951 — Milic, Borislav vs Keller, Hans — 1-0 — Vienna AUT
1951 — Larsa vs Miguel, Nahuel — 0-1 — Mexico Tournament ,H
1951 — Juarez, Carlos Eleodoro vs Piro, Valerio — 1-0 — Buenos Aires ARG
1951 — Pilnik, Herman vs Matanovic, Aleksandar — 0-1 — Vienna AUT
3.f3 — 3.5% (6198 parties)
1950 — Johner, Hans vs Naegeli, Oskar — 1-0 — Lucerne SUI
1950 — Leepin, Peter vs Naegeli, Oskar — 1-0 — Lucerne SUI
1951 — Benko, Francisco vs Piro, Valerio — 0-1 — Buenos Aires ARG
1951 — Pfeiffer, Alfred vs Stoltz, De Raven — 1-0 — It Dortmund GER
1951 — Faleg, Alberto vs Rebizzo, Cayetano — 1-0 — Buenos Aires ARG
3.Nd2 — 0.6% (968 parties)
1952 — Ignatenko, P. vs Goldstein, Maurice Edwards — 0-1 — Melbourne AUS
1956 — Kofman, Abram R vs Rotstein, Jefim — 1/2-1/2 — Kiev UKR
1959 — Haag, Ervin vs Koberl, Ferenc — 0-1 — Budapest HUN
1968 — Howell, James C vs Radaikin, Vitaley — 0-1 — USA op Aspen
1969 — Siaperas, Triantafyllos vs Wright, Josie H. — 1/2-1/2 — Athens GRE