Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● c7→d6, e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● d5 (3v1)	● g4 (2v1)
Cases faibles	—	—
Centre	● d4 (1v0), ● d5 (3v1)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bc4	● Bc4 Actif (mob. 9)
Bg7		● Bg7 Ok (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	4 (● g1, ● c1, ● 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	● e4-e5	● …c7-c5, ● …d6-d5, ● …e7-e5

B07s — Pirc: Holmov (4.Bc4)

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bc4 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Qe2 (Pression sur colonne e, Prépare O-O-O — 47 % des parties) ; Nf3 (Développer g1 — 20 % des parties) ; Nge2 (Développer g1 — 9 % des parties) ; f3 (Poussée — 8 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...O-O (Mettre le roi en sécurité, connecter les tours — 42 % des parties) ; ...c6 (Renforcer le centre — 23 % des parties) ; ...Nc6 (Développer b8 — 20 % des parties) ; ...e5 (Occuper le centre — 7 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1952 Belgrade (YUG Ch) - Round 2 - Krzisnik, Zvonko - 1/2-1/2 - Pirc, Vasja - G2 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. Nge2 O-O 6. O-O Nbd7 7. f4 Nb6 8. Bd3 c5 9. e5 dxe5 10. dxe5 Nfd5
1952 Helsinki olm – Round 1 – Bhaskar Jyoti Koch – 0-1 – Szabo, Ladislav – G140 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. Nge2 O-O 6. O-O Nbd7 7. f3 c6 8. a4 d5 9. Bb3 dxe4 10. fxe4 e5
1957 Reykjavik (WchT U26 04th) - Round 12.3 - Myagmarsuren, Lkhamsuren - 0-1 - Saidy, Anthony - G159 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. Nge2 O-O 6. f3 c6 7. Be3 Nbd7 8. Qd2 b5 9. Bb3 a5 10. a3 Ba6
1958 HUN Ch Budapest HUN – Round 14 – Varnusz, Egon – 1-0 – Sandor, Bela – G72 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. Qe2 e5 6. dxe5 dxe5 7. Nf3 Qe7 8. Bg5 c6 9. h3 O-O 10. O-O Nbd7
1958 Munich olm fin-A – Round 3 – Pilnik, Herman – 1/2-1/2 – Alexander, Conol Hugh – G28 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bc4 Nf6 5. f3 c6 6. Bb3 Be6 7. Nge2 Bxb3 8. axb3 O-O 9. Be3 Nbd7 10. Qd2 Re8
1960 Leipzig olm fin-B – Round 9 – Farre Mallofre, Miguel – 1-0 – Gunnarsson, Gunnar K – G122 1. e4 g6 2. d4 Bg7 3. Bc4 d6 4. Nc3 Nf6 5. Bg5 c6 6. Qd2 h6 7. Bh4 b5 8. Bd3 Nbd7 9. f3 e5 10. d5 b4
1960 Sofia ch BUL – Round 13 – Pipkov, Ljuben – 1-0 – Dimitrov Krastev, Krastjo – G14 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. f3 O-O 6. Nge2 c6 7. Bg5 Nbd7 8. Qd2 d5 9. Bb3 Nb6 10. e5 Ne8
1961 Utrecht – Round 7 – Van Geet, Dirk Daniel – 0-1 – Van de Pol, Jan – G31 1. Nc3 Nf6 2. d4 g6 3. e4 d6 4. Bc4 Bg7 5. Qe2 Nc6 6. Nf3 e5 7. dxe5 Nxe5 8. Nxe5 dxe5 9. Bg5 c6 10. f4 Bg4
1962 Leningrad (URS Team Ch) - Round 1 - Naftalin, Solomon - 0-1 - Averbakh, Yuri L - G122 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bc4 Nf6 5. Nge2 O-O 6. f3 c6 7. Bg5 Nbd7 8. Qd2 b5 9. Bb3 a5 10. a4 b4
1962 Novosibirsk (URS-ch30 sf) - Round 5 - Zhilin, Vitaly V - 0-1 - Kots, Yuri I - G6 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. Bg5 c6 6. e5 Nd5 7. Nf3 Nxc3 8. bxc3 f6 9. exf6 exf6 10. Bf4 d5
1962 Poznan ch POL – Round 14 – Gawlikowski, Stanislaw – 1-0 – Klaput, Edward – G91 1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. Bc4 Nf6 5. Bg5 O-O 6. f3 c6 7. Qd2 b5 8. Bb3 Re8 9. Nge2 Nbd7 10. O-O a5
1963 Riga (LAT Ch) - Round ? - Klavins, Janis - 1/2-1/2 - Kirilov, Valentins - G66 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bc4 Nf6 5. Qe2 e5 6. dxe5 dxe5 7. Nf3 Nc6 8. Bb5 O-O 9. Bxc6 bxc6 10. O-O Nh5
1964 Leipzig Open 6364 2nd – Round 9 – Mueller, Lutz – 1/2-1/2 – Schoeneberg, Manfred – G15 1. e4 d6 2. d4 g6 3. Bc4 Nf6 4. Nc3 Bg7 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c6 8. Nge2 b5 9. Bb3 a6 10. a4 Bb7
1965 Asztalos Memorial 8th – Round 10 – Flesch, Janos – 1/2-1/2 – Lengyel, Levente – G62 1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Bc4 Bg7 5. Qe2 e5 6. dxe5 dxe5 7. Nf3 Nbd7 8. Bg5 O-O 9. O-O c6 10. a4 Qc7
1965 Buenos Aires ch-ARG – Round 1 – Schweber, Samuel – 1-0 – Cafure – G11 1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Bc4 Bg7 5. f3 Nc6 6. Nge2 O-O 7. Bg5 Na5 8. Bb3 b6 9. e5 Nxb3 10. axb3 Nd7
1966 Aarhus – Round 10 – Petersen, Finn – 0-1 – Hamann, Svend – G54 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bc4 Nf6 5. Bb3 O-O 6. Be3 Nc6 7. f3 e5 8. d5 Nd4 9. Nge2 Nxb3 10. cxb3 c5
1966 Oberhausen ol women – Round 1 – Van der Mije Nicolau, Alexandra – 1-0 – Gaprindashvili, Nona – G6 1. e4 g6 2. d4 Bg7 3. Bc4 d6 4. Nc3 Nf6 5. Qe2 O-O 6. e5 Nfd7 7. Nf3 Nb6 8. Bb3 Bg4 9. Bf4 Nc6 10. O-O-O Qc8
1968 Riga (URS Team Ch) - Round 1 - Bilunova, Rimma I - 0-1 - Gaprindashvili, Nona - G172 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bc4 Nf6 5. Bb3 O-O 6. Nge2 Nbd7 7. f3 c5 8. Be3 Qc7 9. a4 cxd4 10. Nxd4 a6
1968 Solingen – Round 1 – Capelan, Guenter – 1/2-1/2 – O'Kelly de Galway, Alberic – G9 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bc4 Nf6 5. f3 c6 6. a4 Nbd7 7. Be3 O-O 8. Nge2 d5 9. Bb3 dxe4 10. Nxe4 Nxe4
Petropolis Interzonal 1973 – Round 1 – Le Duc Tan – 0-1 – Smyslov, Vassily – G2 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. Qe2 c6 6. e5 Nd5 7. Bd2 O-O 8. Bb3 a5 9. a4 dxe5 10. dxe5 Na6
SportAccord Blindfold Men 2012 – Round 1.2 – Aronian, Levon – 1-0 – Morozevich, Alexander – G2 1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. Bc4 Nf6 5. Bb3 O-O 6. Nge2 Nbd7 7. O-O c5 8. Re1 cxd4 9. Nxd4 Nc5 10. Bg5 h6

B07s — Holmov (4.Bc4) (1952)

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bc4 Bg7

Les coups candidats

5.Qe2 — 38.1% (1949 parties)

Ambassadeurs : Boll, Peter (21x), Gaines, Marquis Dejon (12x), Eiber, Manfred (12x), Yandemirov, Valeri (11x), Kveinys, Aloyzas (10x), Kindermann, Stefan (7x), Jahr, Ulrich (7x), Loschi, Edoardo (7x)

5.Nf3 — 22.9% (1171 parties) →

Ambassadeurs : Sosna, Jan (8x), Wilterdink, Bram (3x), Pauch, Jan (3x), Kholmov, Ratmir D (2x), Cafferty, Bernard (2x), Estrada Gonzalez Diego (2x), Portisch, Lajos (2x), McKenzie, Rita (2x)

5.Nge2 — 10.7% (546 parties)

Ambassadeurs : Lubisch, Gerwalt (3x), Martinez Gonzalez, Elpidio (2x), Rota, Emile (2x), Markert, Markus (2x), Ambrosanio, Raffaele (2x), Heerde, Thomas (2x), Volf, Jaroslav (1x), Schuster, Petr (1x)

5.f3 — 9.7% (498 parties)

Ambassadeurs : Steer, Jozsef (5x), Burke, Paul (2x), Olthof, Rene (2x), Babot, Johan (2x), Bier, Norbert (2x), Pandorf, Horst (2x), Hofrichter, Jens (2x), Toth Vano, Peter (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	5.Qe2	5.Nf3	5.Nge2	5.f3
<1800	553	19%	30%	13%	10%
1800-2200	2304	40%	20%	12%	12%
2200-2600	853	63%	15%	4%	6%
2600+	1	—	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	5.Qe2	5.Nf3	5.Nge2	5.f3
1950s	17	6%	35%	18%	18%
1960s	78	9%	36%	10%	21%
1970s	194	53%	15%	6%	10%
1980s	408	61%	15%	7%	7%
1990s	1432	45%	21%	9%	8%
2000s	1596	33%	25%	12%	11%
2010s	1146	30%	25%	13%	11%
2020s	244	33%	30%	11%	6%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
5.Qe2	30%	33%	▲ +2.6%
5.Nf3	25%	30%	▲ +5.3%
5.Nge2	13%	11%	▼ -1.7%
5.f3	11%	6%	▼ -4.8%

Parties historiques

5.Qe2 — 38.1% (1949 parties)

1958 — Varnusz, Egon vs Sandor, Bela — 1-0 — HUN-ch Budapest HUN
1961 — Van Geet, Dirk Daniel vs Van de Pol, Jan — 0-1 — Utrecht NED
1963 — Klavins, Janis vs Kirilov, Valentins — 1/2-1/2 — Riga LAT
1965 — Flesch, Janos vs Lengyel, Levente — 1/2-1/2 — Gyula HUN
1966 — Mosionzhik, Ilya vs Etruk, Rein T — 1/2-1/2 — Moscow RUS

5.Nf3 — 22.9% (1171 parties)

1951 — Estrin, Yakov vs Gusev, Yuri S — 0-1 — Riga LAT
1952 — Patt Rubinstein, Jacobo vs Wexler, Bernardo — 1-0 — Rosario ARG
1953 — Fink, Adolf Jay vs Zemitis, Val — 1/2-1/2 — San Francisco, Ca
1955 — Thiellement, Andre vs Fricker, Jean — 1-0 — Paris FRA
1956 — Lisitsin, Georgy vs Chasin, Nico — 1/2-1/2 — Turnier

5.Nge2 — 10.7% (546 parties)

1952 — Koch, Berthold vs Szabo, Laszlo — 0-1 — Helsinki olm
1952 — Krzisnik, Zvonko vs Pirc, Vasja — 1/2-1/2 — Belgrade SRB
1957 — Myagmarsuren, Lkhamsuren vs Saidy, Anthony — 0-1 — Reykjavik ISL
1961 — Dava, R. vs Dozsa, Paul — 1/2-1/2 — Helsinki FIN
1962 — Naftalin, Solomon vs Averbakh, Yuri L — 0-1 — Leningrad RUS

5.f3 — 9.7% (498 parties)

1958 — Pilnik, Herman vs Alexander, Conol Hugh — 1/2-1/2 — Munich GER
1958 — Kaufman, Allen J vs Santasiere, Anthony — 1/2-1/2 — New York, NY USA
1959 — Erny, Walter vs Tomson, Alexander — 1-0 — Muenchenstein/Basel
1960 — Pipkov, Ljuben vs Adaos, Dimitrios — 1-0 — Sofia ch BUL
1963 — Morel, Claude vs Ferry, Roger — 0-1 — Paris FRA