Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● g7→h6
Passés	—	—
Majorité	● aile dame 3v2	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● d5 (3v1), ● d6 (2v1)	● b4 (2v0)
Cases faibles	● d4	—
Centre	● d5 (3v1)	● e5 (1v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 3)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	4 (● c1, ● f1, ● a1, ● h1)	4 (● c8, ● f8, ● 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	fermé
Ruptures	● f2-f4	● …d7-d5

B33e — Sicilian: Pelikan, Haberditz Variation

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 h6 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Nd6+ (Cavalier actif en d6 — 57 % des parties) ; Nd5 (Cavalier centralisé en d5 — 18 % des parties) ; Bc4 (Fou actif (mobilité 7), Développer f1 — 11 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Bxd6 (Fou actif (mobilité 7), Développer f8 — 57 % des parties) ; ...Nxd5 (Cavalier centralisé en d5 — 17 % des parties) ; ...d6 (Libérer Bc8 — 15 % des parties) ; ...a6 (Préparer expansion aile dame — 9 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1955 Zittau-B 5th – Round 8 – Moehring, Guenther – 1/2-1/2 – Zirngibl, Albert – G12 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qd1 O-O 10. Be3 Rd8
1957 Minsk zt – Round 18 – Suetin, Alexey S – 1-0 – Klavins, Janis – G130 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qxe7+ Kxe7 10. Be3 Rd8
1961 Third C.F.N.C. Experts Tournament – Round 1 – Osbun, Erik – 1-0 – Soules, George – G1 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Nd5 Nxd5 8. exd5 a6 9. dxc6 axb5 10. cxd7+ 10. ... Bxd7
1964 Stevenson Memorial 12th – Round 6 – Karaklajic, Nikola – 1-0 – Lees, David – G16 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Nd5 a6 8. Nbc7+ 1-0
1966 Kecskemet Laszlo Toth Memorial – Round 4 – Honfi, K. – 0-1 – Bilek, Istvan – G17 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 h6 6. N1c3 Nf6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qd2 O-O 10. Bc4 d6
1966 New York ch-USA – Round 2 – Zuckerman, Bernard – 1-0 – Sherwin, James T – G10 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 h6 6. N1c3 Nf6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qxe7+ Kxe7 10. b3 d6
1967 EU Team Ch preliminary – Round 1 – Johansson, Martin 1979 – 1/2-1/2 – Bilek, Istvan – G2 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 Nf6 6. N1c3 h6 7. Nd5 Nxd5 8. exd5 a6 9. Nc3 Nd4 10. Bd3 d6
1967 Liberation – Round 2 – Bikhovsky, Anatoly – 0-1 – Milic, Borislav – G4 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 h6 6. N1c3 Nf6 7. Bc4 d6 8. Nd5 Nxd5 9. Bxd5 a6 10. Nc3 Be7
1967 Sousse Interzonal – Round 20 – Stein, Leon Rico – 1-0 – Myagmarsuren, Lkhamsuren – G184 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 h6 6. N1c3 Nf6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qxe7+ Kxe7 10. Be3 d6
1967 Sousse Interzonal – Round 9 – Matulovic, Milan – 1/2-1/2 – Bilek, Istvan – G84 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. b3 Bc5 8. Nd6+ Ke7 9. Nf5+ Kf8 10. Bc4 Bb4
1968 Gori – Round 4 – Gaprindashvili, Nona – 1/2-1/2 – Dzindzichashvili, Roman – G10 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qxe7+ Kxe7 10. Be3 d6
1968 Rubinstein Memorial – Round 5 – Kavalek, Lubomir – 1-0 – Soos, Bela – G32 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 Nf6 6. N1c3 h6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qxe7+ Kxe7 10. Be3 d6
1968 Yugoslavia – Round 1 – Messing, Hrvoje – 1/2-1/2 – Milic, Borislav – G11 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 h6 6. N1c3 Nf6 7. Be3 d6 8. Be2 a6 9. Na3 b5 10. Nd5 Rb8
1969 Athene zt – Round 11 – Jansa, Vlastimil – 1/2-1/2 – Gheorghiu, Florin – G17 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Bc4 a6 8. Nd6+ Bxd6 9. Qxd6 Qe7 10. Qxe7+ Kxe7
1969 Capablanca Memorial – Round 2 – Radulov, Ivan – 1-0 – Drimer, Dolfi – G16 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qxe7+ Kxe7 10. Be3 d6
1969 Luhacovice – Round 7 – Keres, Paul Petrovich – 1/2-1/2 – Drimer, Dolfi – G62 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. f4 a6 8. Nd6+ Bxd6 9. Qxd6 Qe7 10. fxe5 Nxe5
1969 Monaco – Round 10 – Gheorghiu, Florin – 1/2-1/2 – Lombardy, William J – G14 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Bc4 a6 8. Nd6+ Bxd6 9. Qxd6 Qe7 10. Qxe7+ Kxe7
1969 Netanya – Round 1 – Westerinen, Heikki M.J. – 1/2-1/2 – Lombardy, William J – G5 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qxe7+ Kxe7 10. b3 d6
1969 Netanya – Round 13 – Westerinen, Heikki M.J. – 1/2-1/2 – Lombardy, William J – G90 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qxe7+ Kxe7 10. b3 d6
1969 Nordic Ch – Round 2 – Westerinen, Heikki M.J. – 0-1 – Drimer, Dolfi – G6 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qxe7+ Kxe7 10. Be3 d6
1969 Rhyl ch-BCF – Round 1 – Bellin, Robert – 1/2-1/2 – Lees, David – G10 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qxe7+ Kxe7 10. b3 Nd4
1969 Tbilisi – Round ? – Kholmov, Ratmir D – 1/2-1/2 – Ciocaltea, Victor – G28 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 Nf6 6. N1c3 h6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qxe7+ Kxe7 10. b3 d6
1969 Tbilisi – Round ? – Kholmov, Ratmir D – 1/2-1/2 – Ciocaltea, Victor – G29 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qxe7+ Kxe7 10. b3 d6
Interpolis 1993 – Round 1 – Winants, Luc – 1/2-1/2 – Andersson, Ulf 1949 – G40 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Nd5 Nxd5 8. exd5 a6 9. Na3 Bxa3 10. bxa3 Ne7

B33e — Pelikan, Haberditz Variation (1955)

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 h6

Les coups candidats

7.Nd6+ — 59.8% (407 parties)

Ambassadeurs : Molano, Ismael (9x), Molano Lafuente, Ismael (8x), Usmanov, Vasily (7x), Ristoja, Jan (7x), Parkkinen, Jyrki (7x), Dudas, Janos (6x), Lucena, Lincoln (6x), Gheorghiu, Florin (6x)

7.Nd5 — 24.1% (164 parties)

Ambassadeurs : Polyakov, Fedor (4x), Lees, David (3x), Bak, Istvan (3x), Oms Fuentes, Lluis (3x), Klaver, Cornelis (3x), Cobo Arteaga, Eldis (2x), De Winter Gallegos, Willy (2x), Gyurkovics, Miklos (2x)

7.Be3 — 8.2% (56 parties)

Ambassadeurs : Lucena, Lincoln (5x), Grosse-Honebrink, Brigitte (4x), Adan Bermudez, Sergio (3x), Karlsson, Lars 1937 (2x), Fier, Alexandr (2x), Molano, Ismael (2x), Lewtak, Damian (2x), Messing, Hrvoje (1x)

7.Bc4 — 3.1% (21 parties)

Ambassadeurs : Milic, Borislav (3x), Gheorghiu, Florin (2x), Bykhovsky, Anatoly A (2x), Parma, Bruno (2x), Cobo Arteaga, Eldis (2x), Karasev, Vladimir (2x), Lombardy, William J (1x), Jansa, Vlastimil (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7.Nd6+	7.Nd5	7.Be3	7.Bc4
<1800	34	65%	26%	3%	6%
1800-2200	261	61%	26%	8%	1%
2200-2600	304	59%	23%	11%	4%
2600+	3	33%	33%	—	33%

Évolution par décennie (% des parties)

Décennie	N parties	7.Nd6+	7.Nd5	7.Be3	7.Bc4
1950s	8	50%	25%	—	12%
1960s	40	55%	18%	2%	12%
1970s	29	45%	21%	10%	17%
1980s	12	58%	17%	8%	—
1990s	63	71%	24%	3%	—
2000s	221	55%	27%	10%	3%
2010s	248	59%	26%	10%	1%
2020s	60	80%	13%	2%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7.Nd6+	59%	80%	▲ +21.1%
7.Nd5	26%	13%	▼ -12.5%
7.Be3	10%	2%	▼ -8.4%
7.Bc4	1%	0%	▼ -1.2%

Joueurs célèbres

Champions du monde dans cette position

Kramnik, Vladimir — 1 partie
Karpov, Anatoly — 1 partie

Parties historiques

7.Nd6+ — 59.8% (407 parties)

1955 — Moehring, Guenther vs Zirngibl, Albert — 1/2-1/2 — Zittau
1957 — Frenzel, Hans Juergen vs Harnach Ruediger — 1/2-1/2 — Ruhla
1957 — Suetin, Alexey S vs Klavins, Janis — 1-0 — Minsk BLR
1957 — Groiss, Werner vs Richter Becerra, Hans — 0-1 — Zittau
1963 — Schwenkreis, Thomas vs Pesch, Hans — 0-1 — Helmbrechts GER

7.Nd5 — 24.1% (164 parties)

1955 — Barwich, Alfred vs Richter Becerra, Hans — 0-1 — Zittau
1957 — Hoppensack, Manfred vs Harnach Ruediger — 1/2-1/2 — Ruhla
1961 — OBrien, Erik Michael vs Soules, George — 1-0 — Oakland
1963 — Browne, Walter Shawn vs Lees, David — 1/2-1/2 — Whitby
1964 — Aadhitha Karikalan vs Lees, David — 1-0 — Bognor Regis

7.Be3 — 8.2% (56 parties)

1968 — Messing, Hrvoje vs Milic, Borislav — 1/2-1/2 — Yugoslavia
1970 — Ree, Hans vs Kiffmeyer, Constanz — 1/2-1/2 — Bad Pyrmont GER
1973 — Karklins, Andrew vs Martz, William — 1-0 — El Paso ch-USA
1976 — Zaitsev, Igor A vs Gheorghiu, Florin — 1/2-1/2 — Sochi RUS
1985 — Ivanov, Alexander V. vs Efimov, Igor — 0-1 — Minsk BLR

7.Bc4 — 3.1% (21 parties)

1955 — Zagorovsky, Vladimir vs Abramson, Moisei Dr — 1/2-1/2 — corr ch3-SU
1967 — Bykhovsky, Anatoly A vs Milic, Borislav — 0-1 — Belgrade SRB
1967 — Bykhovsky, Anatoly A vs Milic, Borislav — 0-1 — Belgrade SRB
1967 — Parma, Bruno vs Milic, Borislav — 1/2-1/2 — Belgrade SRB
1969 — Gheorghiu, Florin vs Lombardy, William J — 1/2-1/2 — Monte Carlo MNC

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