A14l — English: Neo-Catalan Declined, 5…O-O 6.b3 b6 7.Bb2 Bb7 8.e3

1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.O-O O-O 6.b3 b6 7.Bb2 Bb7 8.e3 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte d4, case forte f4, case forte e5, Bb2 actif, paire de fous.
Faiblesses adverses : arriéré c7.
Problèmes : Bg2 enfermé, arriérés d2, f2.
Plans :
● Nc3 — Développer Nb1
● h3 — Empêcher ...Bg4
● d3 — Protéger e4, libérer Bc1

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : case forte e4, case forte c5, avant-postes e4(C), c5(F), Be7 actif, paire de fous.
Faiblesses adverses : arriérés d2, f2, Bg2 enfermé.
Problèmes : arriéré c7.
Plans :
● ...Nbd7 — Développer Nb8
● ...Bg4 — Clouer Nf3
● ...c6 — Rupture
● ...c5 — Rupture
● ...d4 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

A14l — Neo-Catalan Declined

1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.O-O O-O 6.b3 b6 7.Bb2 Bb7 8.e3

Eval: [+0.11]

Les coups candidats

8…c5 — 53.5% (1452 parties)

Ambassadeurs : Sarno, Spartaco (8x), Contin, Daniel (8x), Drasko, Milan (6x), Espig, Lutz (5x), Haria, Ravi (5x), Panchenko, Alexander N (4x), Petrosian, Arshak B (4x), Knudsen, Per (4x)

8…Nbd7 — 32.0% (867 parties)

Ambassadeurs : Godena, Michele (7x), Dutreeuw, Marc (6x), Contin, Daniel (6x), Koneru, Humpy (6x), Miles, Anthony J (5x), Cosma, Elena-Luminita (5x), Winants, Luc (4x), Hedke, Fred (4x)

8…dxc4 — 11.6% (315 parties)

Ambassadeurs : Bulmaga, Irina (5x), Reschke, Thomas (3x), Nemeth, Miklos (3x), Kojder, Konrad (2x), Pigusov, Evgeny (2x), Contin, Daniel (2x), Sarno, Spartaco (2x), Timman, Jan H (2x)

8…a5 — 1.1% (30 parties)

Ambassadeurs : Kurajica, Bojan (2x), Miles, Anthony J (1x), Hernandez Onna, Roman (1x), Alonso Garcia, Rene Marcial (1x), Hickl, Joerg (1x), Oll, Lembit (1x), Jacobsen, Bo (1x), Jelling, Erik (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8…c5	8…Nbd7	8…dxc4	8…a5
<1800	27	52%	44%	4%	—
1800-2200	575	50%	37%	11%	0%
2200-2600	1833	54%	31%	12%	1%
2600+	103	54%	33%	10%	2%

Évolution par décennie (% des parties)

Décennie	N parties	8…c5	8…Nbd7	8…dxc4	8…a5
1950s	2	50%	50%	—	—
1960s	26	58%	35%	—	—
1970s	91	64%	25%	7%	1%
1980s	181	54%	29%	10%	2%
1990s	404	52%	35%	9%	2%
2000s	471	51%	37%	10%	0%
2010s	1154	52%	33%	13%	1%
2020s	384	60%	23%	15%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8…c5	52%	60%	▲ +7.7%
8…Nbd7	33%	23%	▼ -9.8%
8…dxc4	13%	15%	▲ +2.1%
8…a5	1%	1%	+0.1%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 4 parties
Karpov, Anatoly — 3 parties
Anand, Viswanathan — 3 parties
Botvinnik, Mikhail — 2 parties
Kasparov, Garry — 1 partie
Hou, Yifan — 1 partie
Kramnik, Vladimir — 1 partie
Ju, Wenjun — 1 partie
Gukesh D — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

8…c5 — 53.5% (1452 parties)

1956 — Ragozin, Viacheslav vs Lisitsin, Georgy — 1/2-1/2 — Leningrad RUS
1965 — Keene, Raymond D vs Wade, Robert G — 0-1 — Bognor Regis
1966 — Lein, Andreas vs Krogius, Nikolai V — 1/2-1/2 — Tbilisi ch-URS
1968 — Benko, Pal vs Portisch, Lajos — 1/2-1/2 — Monte Carlo MNC
1968 — Benko, Pal vs Portisch, Lajos — 1/2-1/2 — Monaco MNC

8…Nbd7 — 32.0% (867 parties)

1956 — Botvinnik, Mikhail vs Stahlberg, Gideon — 1-0 — Moscow RUS
1965 — Najdorf, Miguel vs Bielicki, Carlos — 1-0 — Mar del Plata ARG
1965 — Panno, Oscar vs Najdorf, Miguel — 0-1 — Mar del Plata ARG
1965 — Acosta Garcia, Rafael Isaac vs Bielicki, Carlos — 1-0 — Mar del Plata ARG
1966 — Ree, Hans vs Averbakh, Yuri L — 1/2-1/2 — Titovo Uzice

8…dxc4 — 11.6% (315 parties)

1972 — Etruk, Rein T vs Oim, Tonu — 1-0 — Viljandi
1974 — Sigurjonsson, Gudmundur vs Fabbri, Mario — 1-0 — Teesside ENG
1976 — Grigoriou Miltiadis vs Anagnostopoulos, Konstantinos — 0-1 — Athens GRE
1977 — Mirkovic, Slobodan vs Filip, Miroslav — 0-1 — Belgrade SRB
1978 — Arnaudov, Petar vs Trikaliotis, Georgios — 0-1 — Prievidza

8…a5 — 1.1% (30 parties)

1978 — Rajkovic, Dusan vs Kurajica, Bojan — 1/2-1/2 — Belgrade SRB
1980 — Miles, Anthony J vs Kurajica, Bojan — 1-0 — Vrbas
1984 — Hickl, Joerg vs Oll, Lembit — 1/2-1/2 — Kiljava
1988 — Hernandez Onna, Roman vs Alonso Garcia, Rene Marcial — 1/2-1/2 — Camaguey CUB
1989 — Jacobsen, Bo vs Jelling, Erik — 1-0 — Aalborg DEN

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	● d2, ● f2	● c7
Chaînes	● a2→b3, d2→e3, f2→e3, f2→g3, h2→g3, b3→c4	● e6→d5, a7→b6, c7→b6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (3v0), ● f4 (2v0), ● e5 (2v0)	● e4 (2v0), ● c5 (2v0)
Cases faibles	—	—
Centre	● d4 (3v0), ● e5 (2v0)	● d5 (4v1), ● e4 (2v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bb2	● Bb2 Actif (mob. 6)
Bg2	● Bg2 Enfermé (mob. 2)
Bb7		● Bb7 Ok (mob. 3)
Be7		● Be7 Actif (mob. 4)
Paire de fous	● Oui	● Oui
Non développées	2 (b1, a1)	2 (b8, a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Roqué
Droits de roque	—	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c4-c5, ● d2-d3, ● e3-e4	● …c7-c6, ● …c7-c5, ● …d5-d4, ● …e6-e5

Partie
1956 Alekhine Memorial – Round 1 – Botvinnik, Mikhail – 1-0 – Stahlberg, Gideon – G6 1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 Nbd7 9. Qe2 a5 10. Nc3 Ne4
1956 URS Ch sf – Round ? – Ragozin, Viacheslav – 1/2-1/2 – Lisitsin, Georgy – G140 1. Nf3 Nf6 2. g3 e6 3. Bg2 b6 4. c4 Bb7 5. b3 Be7 6. Bb2 d5 7. O-O O-O 8. e3 c5 9. Qe2 Nc6 10. d4 dxc4
1965 Mar del Plata – Round 1 – Acosta Garcia, Rafael Isaac – 1-0 – Bielicki, Carlos – G12 1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. b3 O-O 7. Bb2 d5 8. e3 Nbd7 9. Nc3 a6 10. cxd5 exd5
1965 Mar del Plata – Round 13 – Najdorf, Miguel – 1-0 – Bielicki, Carlos – G105 1. Nf3 Nf6 2. c4 e6 3. g3 Be7 4. Bg2 O-O 5. O-O d5 6. b3 b6 7. Bb2 Bb7 8. e3 Nbd7 9. Nc3 c5 10. Qc2 a6
1965 Mar del Plata – Round 4 – Panno, Oscar – 0-1 – Najdorf, Miguel – G36 1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. b3 O-O 7. Bb2 d5 8. e3 Nbd7 9. Nc3 a6 10. d4 Bd6
1965 Stevenson Memorial 13th – Round 9 – Keene, Raymond D – 0-1 – Wade, Robert G – G9 1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 4. O-O Be7 5. c4 O-O 6. b3 b6 7. Bb2 Bb7 8. e3 c5 9. Nc3 dxc4 10. bxc4 Nc6
1966 Tbilisi ch-URS – Round 13 – Lein, Andreas – 1/2-1/2 – Krogius, Nikolai V – G112 1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 c5 9. Qe2 Nc6 10. Rd1 Qc7
1966 Titovo Uzice – Round 1 – Ree, Hans – 1/2-1/2 – Averbakh, Yuri L – G5 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 Nbd7 9. Nc3 c5 10. Qe2 Rc8
1968 Monte Carlo – Round 1 – Zinser, Sylvain – 1/2-1/2 – Letzelter, Jean-Claude – G1 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 c5 9. d3 Nc6 10. Nc3 Qd7
1968 Monte Carlo – Round 5 – Benko, Pal – 1/2-1/2 – Portisch, Lajos – G29 1. b3 d5 2. Bb2 Nf6 3. Nf3 e6 4. g3 Be7 5. Bg2 O-O 6. O-O b6 7. c4 Bb7 8. e3 c5 9. Qe2 Nc6 10. Rd1 Re8
1968 Rubinstein Memorial – Round 3 – Bilek, Istvan – 1/2-1/2 – Padevsky, Nikola – G24 1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 4. O-O Be7 5. c4 O-O 6. b3 b6 7. Bb2 Bb7 8. e3 c5 9. Qe2 Nc6 10. d3 Rc8
1968 SWE Ch – Round 12 – Jansson, Borje – 1/2-1/2 – Ljungquist, Lennart – G46 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 c6 9. Ne5 Nfd7 10. f4 Nxe5
1968 URS Team Ch – Round 1 – Tukmakov, Vladimir B – 1-0 – Kondratiev, Pavel E – G16 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. b3 O-O 6. Bb2 b6 7. O-O Bb7 8. e3 c5 9. Qe2 Nc6 10. Rd1 Qc7
1969 DSV-Turnier – Round 8 – Mista, Ladislav – 1-0 – Kovacs, Laszlo M – G39 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 Nbd7 9. Qe2 dxc4 10. bxc4 c5
1969 Liberation – Round 13 – Botvinnik, Mikhail – 1/2-1/2 – Polugaevsky, Lev – G58 1. c4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. b3 O-O 7. Bb2 d5 8. e3 c5 9. Qe2 Nbd7 10. Nc3 dxc4
1969 Luhacovice – Round 1 – Mista, Ladislav – 1/2-1/2 – Blatny, Frantisek – G22 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O e6 5. c4 Be7 6. b3 d5 7. Bb2 O-O 8. e3 c5 9. Nc3 Nbd7 10. Qe2 Ne4
1969 Moskou ch-URS – Round 1 – Geller, Efim P – 1/2-1/2 – Kholmov, Ratmir D – G210 1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. b3 O-O 7. Bb2 d5 8. e3 Nbd7 9. Nc3 Ne4 10. cxd5 Nxc3
1969 Rubinstein Memorial – Round 1 – Jansa, Vlastimil – 1/2-1/2 – Krogius, Nikolai V – G23 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 c5 9. Nc3 Nbd7 10. Qe2 Re8
1969 Rubinstein Memorial – Round 4 – Schmidt, Waldemar – 1/2-1/2 – Krogius, Nikolai V – G15 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 c5 9. Qe2 Nc6 10. d3 Qc7
1969 Uppsala Open – Round ? – Jansson, Borje – 1-0 – Olsson, Ake – G2 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 Nbd7 9. Qe2 a5 10. d3 a4
1971 Moscow – Round ? – Gulko, Boris F – 1/2-1/2 – Averbakh, Yuri L – G220 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 c5 9. Qe2 Nbd7 10. d3 Qc7
20. European Teams 2015 – Round 1.2 – Marin, Mihail – 1/2-1/2 – Kryvoruchko, Yuriy – G30 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 b6 7. Bb2 Bb7 8. e3 Nbd7 9. Nc3 Ne4 10. cxd5 Nxc3
4. Norway Blitz 2016 – Round 4.5 – Grandelius, Nils – 1/2-1/2 – Topalov, Veselin – G20 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 Nbd7 9. Qe2 c5 10. Nc3 a6
41. Olympiad Open 2014 – Round 11.5 – Mamedov, Rauf – 1/2-1/2 – Onischuk, Alexanderexander – G796 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 c5 9. Nc3 dxc4 10. bxc4 Nc6
41. Olympiad Open 2014 – Round 4.14 – Howell, David W L – 1-0 – Neiksans, Arturs – G254 1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. b3 O-O 7. Bb2 d5 8. e3 c5 9. Nc3 Nc6 10. cxd5 Nxd5
5. Norway Blitz 2017 – Round 6.4 – Giri, Anish – 0-1 – So, Wesley – G29 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 b6 7. Bb2 Bb7 8. e3 c5 9. Nc3 dxc4 10. bxc4 Nc6
Biel Interzonal 1976 – Round 11 – Csom, Istvan – 1/2-1/2 – Petrosian, Tigran V – G48 1. c4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. b3 O-O 7. Bb2 d5 8. e3 c5 9. Nc3 dxc4 10. bxc4 Nc6
Biel Interzonal 1976 – Round 4 – Smejkal, Jan – 1/2-1/2 – Sanguineti, R. – G19 1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 e6 5. O-O Be7 6. b3 O-O 7. Bb2 d5 8. e3 c5 9. Nc3 dxc4 10. bxc4 Nc6
FIDE-Wch k.o. g/25+10 1999 – Round 4.4 – Gelfand, Boris – 1/2-1/2 – Khalifman, Alexander – G43 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 c5 9. Nc3 dxc4 10. bxc4 Nc6
GCT Blitz Paris 2019 – Round 13.5 – Duda, Jacob – 0-1 – Dubov, Daniil – G65 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 Nbd7 9. Nc3 c5 10. Qe2 a6
GCT Blitz YourNextMove 2016 – Round 13.3 – Caruana, Fabiano – 1-0 – Aronian, Levon – G63 1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 Be7 5. g3 O-O 6. Bg2 b6 7. O-O Bb7 8. e3 dxc4 9. bxc4 c5 10. Qe2 Nc6
Interpolis 1993 – Round 1 – Seirawan, Yasser – 1/2-1/2 – Dorfman, Iossif – G9 1. c4 e6 2. Nf3 d5 3. b3 Be7 4. Bb2 Nf6 5. g3 O-O 6. Bg2 b6 7. O-O Bb7 8. e3 c5 9. Nc3 Ne4 10. cxd5 Nxc3
Linares 1992 – Round 11 – Ljubojevic, Ljubomir – 1-0 – Beliavsky, Alexander G – G41 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 Nbd7 9. Nc3 Ne4 10. cxd5 Nxc3
Saint Louis Rapid 2022 – Round 2.1 – Nakamura, Hikaru – 0-1 – Firouzja, Alireza – G6 1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3 Be7 5. Bb2 O-O 6. g3 b6 7. Bg2 Bb7 8. O-O c5 9. Qe2 Qc8 10. Nc3 Rd8
Tallinn 1973 – Round 11 – Andersson, Ulf 1949 – 1/2-1/2 – Tal, Mikhail – G48 1. Nf3 Nf6 2. c4 e6 3. b3 b6 4. g3 Bb7 5. Bg2 Be7 6. Bb2 O-O 7. O-O d5 8. e3 c5 9. Qe2 Nc6 10. Rd1 Qd7
USA Ch 2016 – Round 9.4 – Robson, Ray – 1/2-1/2 – Shankland, Sam – G51 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. b3 O-O 6. Bb2 b6 7. c4 Bb7 8. e3 c5 9. Nc3 Qc8 10. Rc1 Rd8
Vugar Gashimov Mem 2015 – Round 9.2 – Caruana, Fabiano – 1/2-1/2 – Anand, Viswanathan – G41 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 b6 7. Bb2 Bb7 8. e3 c5 9. Nc3 Nbd7 10. Qe2 Qc7
World Blitz 2016 – Round 12.9 – Anand, Viswanathan – 1/2-1/2 – Wojtaszek, Radoslaw – G503 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 Be7 5. Bg2 O-O 6. O-O b6 7. Bb2 Bb7 8. e3 c5 9. Qe2 Nbd7 10. Rd1 Qc7
World Blitz 2018 – Round 13.65 – Gordievsky, Dmitry – 1-0 – Sanal, Vahap – G801 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. b3 b6 6. Bb2 Bb7 7. c4 O-O 8. e3 Nbd7 9. Nc3 Ne4 10. Ne2 Bf6
World Blitz 2019 – Round 17.55 – Jumabayev, Rinat – 1-0 – Rychagov, Alexander – G1164 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 c5 9. Nc3 a6 10. cxd5 Nxd5
World Blitz 2019 – Round 8.76 – Gukesh D – 1/2-1/2 – Kovalev, Vladislav – G579 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. b3 O-O 6. Bb2 b6 7. c4 Bb7 8. e3 dxc4 9. bxc4 c5 10. d3 Nc6
World Blitz 2021 – Round 5.19 – Erigaisi Arjun – 1-0 – Mastrovasilis, Dimitrios – G270 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. b3 O-O 6. Bb2 b6 7. O-O Bb7 8. e3 dxc4 9. bxc4 c5 10. Qe2 Nc6
World Championship 34th-KK4 1987 – Round nil – Kasparov, Garry – 1-0 – Karpov, Anatoly – G12 1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. b3 Be7 5. Bg2 O-O 6. O-O b6 7. Bb2 Bb7 8. e3 Nbd7 9. Nc3 Ne4 10. Ne2 a5
World ChampionshipCandidates 2011 – Round 1.10 – Kramnik, Vladimir – 1-0 – Radjabov, Teimour – G1 1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 Be7 5. g3 O-O 6. Bg2 b6 7. O-O Bb7 8. e3 c5 9. Nc3 Nc6 10. cxd5 Nxd5
World Rapid 2016 – Round 5.10 – Tomashevsky, Evgeny – 1/2-1/2 – Atabayev, Yusup – G168 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 c5 9. Nc3 Nbd7 10. Qe2 Rc8
World Rapid 2019 – Round 10.52 – Fridman, Daniel – 1-0 – Triapishko, Alexandr – G664 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. e3 Nbd7 9. Nc3 c5 10. Qe2 Ne4

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