B08b — Pirc: Classical, 5.h3

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.h3 c6 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Plans. a4 (33 % des parties) ; Be3 (Fou actif (mobilité 5), Développer c1 — 28 % des parties) ; Bd3 (Fou actif (mobilité 5), Développer f1 — 16 % des parties) ; Be2 (Fou actif (mobilité 5), Développer f1 — 12 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Plans. ...O-O (Mettre le roi en sécurité, connecter les tours — 62 % des parties) ; ...a5 (9 % des parties) ; ...b5 (Expansion aile dame — 8 % des parties) ; ...Nbd7 (Développer b8 — 7 % des parties) ; ...Qc7 (Prépare O-O-O — 5 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● g2→h3	● b7→c6, e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● g5 (2v0)	—
Cases faibles	—	—
Centre	● d4 (2v0), ● e5 (2v1)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 5)
Bg7		● Bg7 Ok (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	4 (● c1, ● f1, ● a1, ● h1)	4 (● b8, ● c8, ● a8, ● h8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Au centre	● Au centre
Droits de roque	O-O / O-O-O	O-O / O-O-O

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	mobile
Ruptures	● d4-d5, ● e4-e5	● …c6-c5, ● …d6-d5, ● …e7-e5

Partie
1946 Moscow RUS – Round 1 – Ravinsky, Grigory – 1-0 – Smyslov, Vladimir – G32 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. h3 c6 6. Be3 Qc7 7. Qd2 O-O 8. Bh6 Nbd7 9. Be2 b5 10. a3 Bb7
1956 URS Ch sf – Round ? – Bannik, Anatolij – 1/2-1/2 – Tarasov, Vitaly – G89 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. h3 c6 6. Be3 Nbd7 7. Qd2 Qa5 8. a3 e5 9. b4 Qc7 10. dxe5 dxe5
1957 Mar del Plata – Round 17 – Wexler, Bernardo – 1-0 – Kotov Lundqvist, Alex – G143 1. d4 g6 2. e4 Bg7 3. Nf3 d6 4. Nc3 Nf6 5. h3 c6 6. Bf4 Qb6 7. Rb1 Nbd7 8. e5 dxe5 9. dxe5 Ng8 10. Bc4 Nf8
1958 Riga ch-URS – Round 1 – Suetin, Alexey S – 1-0 – Gipslis, Aivars – G77 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 c6 5. h3 Bg7 6. Bf4 Qb6 7. Rb1 O-O 8. Bd3 Nbd7 9. O-O Re8 10. e5 dxe5
1959 Wch U20 prel-C – Round 3 – Tcherniak, Gilles – 0-1 – Bielicki, Carlos – G7 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. h3 Bg7 5. Nf3 c6 6. Bd3 O-O 7. O-O Nbd7 8. Re1 e5 9. d5 cxd5 10. Nxd5 Nxd5
1961 Golden Knights – Round ? – Zalys, Ignas – 1/2-1/2 – Siklos, Alex Sandor – G8 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. h3 c6 6. Be3 Qa5 7. Nd2 Nbd7 8. Be2 O-O 9. O-O b5 10. a3 Qc7
1962 IBM – Round 11 – Czerniak, Magdalena – 1-0 – Rellstab, Ludwig – G56 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 c6 5. h3 Bg7 6. Be3 a6 7. Qd2 b5 8. Bd3 Bb7 9. O-O O-O 10. Bh6 c5
1964 Tel Aviv olm prel – Round 1 – Andersen, Baltser – 0-1 – Malich, Burkhard, Dr. – G36 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. h3 Nf6 6. Bg5 O-O 7. Qd2 b5 8. Bd3 Bb7 9. O-O Nbd7 10. e5 Ne8
1964 Tel Aviv olm prel – Round 3 – Kirby, Kenneth – 0-1 – Botvinnik, Mikhail – G84 1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. h3 c6 6. Bc4 b5 7. Bd3 O-O 8. O-O b4 9. Nb1 Nbd7 10. a3 bxa3
1966 It Agio – Round 5 – Czerniak, Moshe – 1-0 – Sandor, Bela – G14 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. h3 c6 6. Bf4 O-O 7. Be2 b5 8. a3 a6 9. O-O Bb7 10. e5 Ne8
1966 Rio Hondo zt – Round 7 – Schweber, Samuel – 1/2-1/2 – Pelikan, Jan – G39 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. h3 c6 6. a4 a5 7. Bc4 O-O 8. O-O d5 9. Bd3 dxe4 10. Nxe4 Nxe4
1968 Buesum – Round 4 – Saemisch, Friedrich – 0-1 – Besser, Hans – G5 1. d4 g6 2. e4 Bg7 3. Nf3 d6 4. h3 Nf6 5. Nc3 c6 6. Be3 Qa5 7. Bd3 b5 8. O-O b4 9. Ne2 Bb7 10. a3 bxa3
1969 Zagreb – Round 15 – Bertok, Mario Jr. – 1/2-1/2 – Marangunic, Srdjan – G105 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. h3 Nf6 6. g3 O-O 7. Bg2 Nbd7 8. O-O e5 9. Re1 Re8 10. b3 Qc7
1975 URS Team Ch – Round 1 – Tukmakov, Vladimir B – 1-0 – Etruk, Rein T – G385 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 c6 5. h3 Bg7 6. Bd3 Qc7 7. O-O Nbd7 8. a4 a5 9. Qe2 e5 10. dxe5 dxe5
Amber Blindfold 1996 – Round 5 – Ljubojevic, Ljubomir – 1-0 – Shirov, Alexei – G5 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. h3 Nf6 6. a4 O-O 7. a5 Nbd7 8. Be3 Qc7 9. Be2 e5 10. dxe5 dxe5
Manila Interzonal 1990 – Round 2 – El Taher, Fouad – 0-1 – Nikolic, Predrag – G42 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. h3 Nf6 6. a4 O-O 7. Be3 Qc7 8. Qd2 Nbd7 9. Be2 e5 10. dxe5 dxe5
Tal Memorial Blitz 2008 – Round 7 – Grischuk, Alexander – 1/2-1/2 – Morozevich, Alexander – G60 1. Nf3 g6 2. e4 d6 3. d4 Nf6 4. Nc3 Bg7 5. h3 c6 6. Be3 Qb6 7. a3 Nbd7 8. Bd3 Qc7 9. Qd2 e5 10. Bh6 O-O
World Blitz 2017 – Round 19.33 – Zhigalko, Sergei – 1/2-1/2 – Andriasian, Zaven – G994 1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Nf3 Nf6 5. h3 c6 6. a4 a5 7. Be3 O-O 8. Bd3 Qc7 9. O-O e5 10. Re1 Re8
World Blitz 2018 – Round 14.50 – Tukhaev, Adam – 0-1 – Anton Guijarro, David – G850 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. h3 Nf6 6. Bd3 O-O 7. O-O Nbd7 8. e5 Ne8 9. Re1 dxe5 10. dxe5 Nc5
World Blitz Final 2012 – Round 30 – Andreikin, Dmitry – 1-0 – Mamedyarov, Shakhriyar – G230 1. d4 g6 2. e4 Bg7 3. Nf3 d6 4. h3 c6 5. Nc3 Nf6 6. a4 O-O 7. Be2 Nbd7 8. O-O e5 9. dxe5 dxe5 10. b3 Qa5
World Rapid 2021 – Round 12.9 – Vachier-Lagrave, Maxime – 1-0 – Petrosian, Tigran L. – G737 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. h3 Nf6 6. a4 O-O 7. Bd3 Nbd7 8. O-O e5 9. Re1 Re8 10. dxe5 dxe5

B08b — Classical (1946)

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.h3 c6

Les coups candidats

6.a4 — 33.4% (739 parties)

Ambassadeurs : McNab, Colin A (7x), Tuovinen, Jukka (5x), Paoli, Enrico (4x), Thesing, Matthias (4x), Ditt, Egon (3x), Gullaksen, Eirik (3x), Griffiths, Peter C (2x), Gaprindashvili, Nona (2x)

6.Be3 — 28.4% (628 parties)

Ambassadeurs : Krause, Christian (5x), Marino, Wascar (2x), Gubanov, Anton (2x), Bosch, Jeroen (2x), Lematschko, Tatjana (2x), Paz Ladron De Guevara, Daniel (2x), Benschop, Anne Marie (2x), Odendahl, Reiner (2x)

6.Bd3 — 16.4% (362 parties)

Ambassadeurs : Fuchs, Judith (3x), Balshan, Amikam (2x), Gershon, Alik (2x), Kantsler, Boris (2x), Ehlvest, Jaan (2x), Arnold, Horst (2x), Wright, Daniel (1x), Rait, Albert (1x)

6.Be2 — 11.7% (258 parties)

Ambassadeurs : Benoit, Michel (2x), Prandstetter, Eduard (2x), Pribyl, Josef (2x), Oral, Tomas (2x), Gallova, Zuzana (2x), Leonardo, Javier (2x), Titz, Waldemar (2x), Ali Marandi, Cemil Can (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6.a4	6.Be3	6.Bd3	6.Be2
<1800	138	15%	38%	20%	13%
1800-2200	904	33%	30%	16%	12%
2200-2600	932	38%	27%	16%	10%
2600+	13	54%	31%	15%	—

Évolution par décennie (% des parties)

Décennie	N parties	6.a4	6.Be3	6.Bd3	6.Be2
1950s	4	—	25%	25%	—
1960s	15	13%	33%	13%	13%
1970s	47	45%	9%	19%	19%
1980s	109	51%	17%	8%	9%
1990s	448	38%	25%	15%	13%
2000s	645	33%	30%	15%	11%
2010s	769	28%	33%	19%	11%
2020s	173	32%	26%	20%	13%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6.a4	28%	32%	▲ +4.2%
6.Be3	33%	26%	▼ -6.9%
6.Bd3	19%	20%	▲ +0.7%
6.Be2	11%	13%	▲ +1.7%

Joueurs célèbres

Champions du monde dans cette position

Botvinnik, Mikhail — 1 partie
Anand, Viswanathan — 1 partie
Hou, Yifan — 1 partie

Parties historiques

6.a4 — 33.4% (739 parties)

1965 — Vrchotka, Josef vs Lanc, Alois — 0-1 — Vrbno pod Pradedem
1966 — Schweber, Samuel vs Pelikan, Jorge — 1/2-1/2 — Rio Hondo zt
1970 — Syrett, Edward vs OBrien, Erik Michael — 0-1 — San Lorenzo
1971 — Griffiths, Peter C vs Batchuisky — 1-0 — ?
1971 — Pedersen, Karl vs Gostowski, Rauli — 0-1 — EU-chT prel Aarhus DEN

6.Be3 — 28.4% (628 parties)

1956 — Bannik, Anatolij vs Tarasov, Vitaly — 1/2-1/2 — Kharkov UKR
1961 — Zalys, Ignas vs Siklos, Alex Sandor — 1/2-1/2 — Golden Knights
1962 — Czerniak, Moshe vs Rellstab, Ludwig — 1-0 — Amsterdam NED
1965 — Vrchotka, Josef vs Hlousek, Zdenek — 1-0 — Vrbno pod Pradedem
1968 — Saemisch, Friedrich vs Besser, Hans — 0-1 — Buesum GER

6.Bd3 — 16.4% (362 parties)

1959 — Tcherniak, Gilles vs Bielicki, Carlos — 0-1 — Muenchenstein/Basel
1968 — Balshan, Amikam vs Wright, Daniel — 1-0 — Ybbs
1968 — Balshan, Amikam vs Rait, Albert — 1-0 — Ybbs
1970 — Kniebihli, Louis vs Cai, Jeffery — 1/2-1/2 — Ermelo
1970 — Ajanski, Jordan S vs Spiridonov, Nikola — 1/2-1/2 — Sofia BUL

6.Be2 — 11.7% (258 parties)

1968 — Mihaljcisin, Mihajlo vs Hort, Vlastimil — 0-1 — Athens GRE
1969 — Benoit, Michel vs Sloth, Jorn — 0-1 — Dresden GER
1971 — Barda, Olaf vs Kristjansson, Olafur — 1-0 — Reykjavik ISL
1973 — Michalet, Guy vs Benoit, Michel — 1/2-1/2 — Messery
1974 — Hasan, Hasibul vs Cox, David — 0-1 — Nice FRA

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