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B07d — Pirc Defense (1966)
1.e4 d6 2.d4
Les coups candidats
Ambassadeurs : Pribyl, Josef (403x), ? (262x), Plat, Vojtech (162x), Zimmerman, Yuri (156x), Torre, Eugenio (116x), Gipslis, Aivars (111x), Chernin, Alexander (110x), De Santis, Alessio (105x)
Ambassadeurs : Kadonas, Kestutis (215x), Azmaiparashvili, Zurab (206x), McNab, Colin A (122x), Pel, Bonno (86x), Kireev, Aleksei (83x), Seul, Georg (80x), Shchekachev, Andrei (78x), Vujadinovic, Goran (70x)
Ambassadeurs : Trevelyan, John (65x), Novak, Ivan (36x), Popchev, Milko (35x), Mueller, Michael (34x), Kireev, Aleksei (31x), Barsciauskas, Gintautas (25x), Klecker, Tadeas (20x), Hoffmann, Werner (18x)
Ambassadeurs : Pereyra, Darío (37x), Eskandary, Jahya (29x), Barsciauskas, Gintautas (23x), Pogosian, Vladimir (20x), Perk, Egbert (14x), Bach, Matthias (14x), Semenova, Lidia K (13x), Agu, Uche (13x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 2…Nf6 2…g6 2…e5 2…Nd7
<1800 16433 76% 16% 2% 2%
1800-2200 94190 79% 15% 2% 2%
2200-2600 73520 83% 14% 1% 1%
2600+ 1827 83% 15% 1% —
Évolution par décennie (% des parties)
Décennie N parties 2…Nf6 2…g6 2…e5 2…Nd7
1950s 830 81% 14% 1% 2%
1960s 2145 77% 20% 1% 1%
1970s 4558 82% 15% 0% 1%
1980s 8682 84% 14% 0% 1%
1990s 40059 80% 16% 1% 1%
2000s 65938 79% 15% 2% 1%
2010s 74978 80% 14% 2% 1%
2020s 20727 82% 12% 2% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
2…Nf6 80% 82% ▲ +2.3%
2…g6 14% 12% ▼ -2.1%
2…e5 2% 2% +0.5%
2…Nd7 1% 1% -0.1%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 10 parties
Tal, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Kasparov, Garry — 10 parties
Anand, Viswanathan — 10 parties
Kramnik, Vladimir — 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
2…Nf6 — 80.1% (174651 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
2…g6 — 14.7% (32041 parties)
1951 — Koch, Berthold vs Troeger, Paul — 1-0 — Duesseldorf GER
1951 — Bannik, Anatolij vs Gurgenidze, Bukhuti — 0-1 — Tbilisi GEO
1951 — Kupper, Josef vs Chaude de Silans, Chantal — 1/2-1/2 — Lucerne SUI
1951 — Juarez, Carlos Eleodoro vs Colman, Lerner — 1/2-1/2 — Buenos Aires ARG
1951 — Panagopoulos, Takis vs Milonas, Ch — 0-1 — ?
2…e5 — 1.6% (3432 parties)
1951 — Fuderer, Andrija vs Udovcic, Mijo — 1-0 — Sarajevo BIH
1951 — Koltanowski, George vs Porthier, H. — 1/2-1/2 — San Francisco, CA USA
1952 — Bobotsov, Milko G vs Grynfeld, Izaak — 0-1 — Miedzyzdroje
1954 — Kemp, Paul vs Popel, Stepan — 0-1 — Paris FRA
1955 — Nan Shwe Yin Thun vs Knapp, Sr — 1-0 — Prague CZE
2…Nd7 — 1.2% (2642 parties)
1951 — Mangini, Jose Henrique de Mello vs Siqueira, Alexandre Carneiro — 1-0 — Fortaleza BRA
1951 — Pilnik, Herman vs Grob, Henry — 1-0 — Madrid ESP
1952 — Ban Juach vs Szabo - Thomka, Daniel — 1/2-1/2 — Hungary ch
1952 — Koberl, Ferenc vs Ban Juach — 1-0 — Hungary ch
1953 — Tal, Mikhail vs Avotinsh — 1-0 — Riga LAT