Structure de pions

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

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● f5 (2v0)	● b4 (2v0), ● d4 (2v1)
Cases faibles	—	—
Centre	● d5 (1v0)	● d4 (2v1), ● 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. 5)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	5 (● b1, ● c1, ● f1, ● a1, ● h1)	5 (● g8, ● 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, ● …f7-f5

B32i — Löwenthal Variation

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Nbd2 (Développer Nb1) ; Be3 (Développer Bc1) ; Bd3 (Développer Bf1) ; f4 (Attaque à l'aile roi) ; c3 (Renforcer le centre).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Nf6 (Développer Ng8) ; ...d6 (Libérer Bc8) ; ...Be7 (Développer Bf8) ; ...d5 (Occuper le centre) ; ...f5 (Rupture).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1900 GBR tour sim – Round ? – Lasker, Emanuel – 1-0 – ? – G6 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 g6 6. Nc3 Nf6 7. Bc4 Bg7 8. Be3 O-O 9. h4 h6 10. h5 Nxh5
1928 Haag olm – Round ? – Steiner, Lajos – 0-1 – Tschepurnoff, Anatol Aleksievitis – G19 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 f5 6. exf5 Nf6 7. Bg5 d5 8. Bxf6 Qxf6 9. Qh5+ g6 10. fxg6 hxg6
1928 The Hague – Round 1 – Euwe, Max – 1-0 – Chepurnov, Anatoly A – G7 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Nf6 6. Bg5 Bc5 7. Bxf6 gxf6 8. Bc4 Qb6 9. O-O d6 10. Nc3 Ne7
1938 Krefeld – Round 1 – Rogmann, Gustav – 1-0 – Diemer, Emil – G21 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Bg5 h6 7. Bxf6 Qxf6 8. Bc4 Bb4+ 9. N1d2 O-O 10. c3 Be7
1939 Stuttgart – Round 7 – Grob, Henry – 0-1 – Foltys, Jan – G41 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Bc4 Bb4+ 7. c3 Be7 8. Be3 O-O 9. Qf3 d6 10. N1d2 Kh8
1955 Ottawa (CAN Ch) - Round 10 - Bohatirchuk, Fedor - 0-1 - Suk, Ivan - G43 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Nf6 6. Bc4 Bb4+ 7. c3 Be7 8. Qe2 O-O 9. Bg5 d6 10. Na3 h6
1956 Budapest Szikra – Round ? – Szily, Jozsef – 0-1 – Sandor, Bela – G19 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Nf6 6. Bc4 Bc5 7. Nc3 d6 8. h3 O-O 9. O-O Be6 10. Bb3 h6
1956 Moscow olm prel – Round 2 – Milic, Bozidar – 1-0 – Aron Rose – G54 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Bg5 Be7 7. Bxf6 Bxf6 8. Bc4 Qc7 9. Nc3 a6 10. Nd5 Qd8
1960 Mar del Plata – Round 11 – Gadia, Okicio – 1-0 – Redolfi, Argentino Rodolfo – G94 1. Nf3 c5 2. e4 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Ne2 Nf6 6. Ng3 d5 7. exd5 Qxd5 8. Qxd5 Nxd5 9. c3 Be6 10. Bb5 O-O-O
1960 Varna – Round 5 – Daskalov, Georgi – 1/2-1/2 – Minev, Nikolay N – G8 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Nf6 6. Bg5 Be7 7. Bxf6 Bxf6 8. Nc3 d6 9. Nd5 O-O 10. Be2 Bg5
1962 It Bamberg GER – Round 5 – Scheipl, Ralf – 0-1 – Clemens, Christian, Dr. – G24 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Nc3 Nf6 7. Bc4 Be7 8. O-O O-O 9. Bg5 d6 10. Qe2 Qb6
1962 Oberhausen (FRG-NED) - Round 1.3 - Cortlever, Nico - 0-1 - Joppen, Egon - G4 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Nc3 Nf6 7. Bd3 Be7 8. O-O O-O 9. f4 d6 10. f5 d5
1962 Poznan ch POL – Round 15 – Klaput, Edward – 0-1 – Pietrusiak, Bogdan – G98 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Bb4+ 6. c3 Be7 7. Bc4 Nf6 8. Qd3 d6 9. O-O O-O 10. Rd1 Be6
1962 Poznan ch POL – Round 4 – Filipowicz, Andrzej – 1-0 – Pietrusiak, Bogdan – G22 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Bb4+ 6. c3 Be7 7. Bc4 Nf6 8. Qd3 O-O 9. O-O d6 10. N1d2 Be6
1962 Varna olm – Round 1 – Acevedo Ortega, Rodrigo Andres – 1-0 – Korning, Peter – G47 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Bb4+ 6. c3 Be7 7. Bc4 Nf6 8. O-O O-O 9. Re1 d6 10. N1d2 Be6
1963 Copenhagen – Round 1 – Enevoldsen, Jens – 0-1 – Pedersen, Eigil – G6 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Bd3 Bc5 7. O-O Nf6 8. Nc3 h5 9. Bg5 Be7 10. Qe2 h4
1965 Bad Aibling (FRG Ch) - Round 12 - Huebner, Robert - 1-0 - Gerusel, Mathias - G35 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Bb4+ 6. Bd2 Nf6 7. Bxb4 Nxb4 8. Qd2 Qe7 9. Nc3 O-O 10. a3 Nc6
1966 Bucharest Bucharest ROM – Round 9 – Czerniak, Moshe – 1-0 – Ciocaltea, Victor – G24 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Bg5 h6 7. Bxf6 Qxf6 8. Be2 Qg6 9. Bf3 Bb4+ 10. c3 Be7
1966 WchTJ U26 prel – Round 1 – Jeannet, R. – 1/2-1/2 – Hartston, William R – G7 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Nf6 6. Bc4 Be7 7. Nc3 O-O 8. O-O d6 9. h3 Na5 10. Bd5 Nxd5
1968 Bucharest (ROM Ch) - Round 9 - Drimer, Dolfi - 1/2-1/2 - Urzica, Aurel - G53 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Bc4 Bb4+ 7. c3 Be7 8. O-O O-O 9. Re1 h6 10. a4 d6
2000 New Delhi/Tehran (FIDE WCh KO) - Round 2.5 - Short, Nigel D - 1/2-1/2 - Nataf, Igor-Alexandre - G89 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Bb4+ 6. Bd2 Qh4 7. Qe2 Nf6 8. Bxb4 Nxb4 9. Nc3 O-O 10. a3 Nc6
2023 Toronto (CCT Final Playoff) - Round 5.1 - Abdusattorov, Nodirbek - 0-1 - Nakamura, Hikaru - G42 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Ne2 Bc5 6. Ng3 Nf6 7. Nc3 d6 8. Bd3 Ng4 9. Be3 Bxe3 10. fxe3 Nxe3
2023 Toronto (CCT Final Playoff) - Round 5.3 - Abdusattorov, Nodirbek - 1-0 - Nakamura, Hikaru - G51 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Ne2 Nf6 6. Nbc3 Bc5 7. Ng3 O-O 8. Bd3 d5 9. exd5 Nb4 10. O-O Nfxd5
Amber-blind 3rd 1994 – Round 3 – Korchnoi, Viktor – 0-1 – Polgar, Susan – G10 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Bg5 Bb4+ 7. c3 Be7 8. Bxf6 Bxf6 9. Bc4 d6 10. O-O O-O
World Blitz 2021 – Round 20.19 – Sjugirov, Sanan – 0-1 – Maghsoodloo, Parham – G1155 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Bg5 Be7 7. Bxf6 Bxf6 8. Nc3 d6 9. Nd5 Bg5 10. g3 O-O