Copa Cairns, ronda 4: Nana Dzagnidze sigue en cabeza

por Carlos Alberto Colodro
11/02/2020 – Nana Dzagnidze mantiene el liderato en la Copa Cairns en San Luis (EE. UU.) En la cuarta ronda, disputada el por la tarde, Ju Wenjun y Alexandra Kosteniuk se apuntaron al grupo de las perseguidoras más cercanas de Dzagnidze tras sus respectivas vivtorias frente a Valentina Gunina y Carissa Yip, respectivamente. Las demás partidas concluyeron en tablas. Irina Krush se dejó escapar la oportunidad de derrotar a Harika Dronavalli. | Foto: Austin Fuller

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Copa Cairns 2020

Ronda 4

 

En la cuarta ronda, hubo dos partidas que trminaron en resultados decantados y dos empates tras unas partidas reñidas. Ju Wenjun y Alexandra Kosteniuk ganaron sus respectivas partidas y ahora forman parte del grupo de cinco jugadoras que le están pisando los talones a Nana Dzagnidze, la líder. 

Esta tarde se disputará la quinta ronda. Nana Dzagnidze jugará con blancas contra Humpy Koneru, mientras que Kateryna Lagno se enfrentará con Ju Wenjun y Alexandra Kosteniuk se verá las caras con Mariya Muzychuk. 

Valentina Gunina, Mariya Muzychuk, Jeanne Sinquefield

Valentina Gunina y Mariya Muzychuk charlando con la Dra. Jeanne Sinquefield| Foto: Crystal Fuller

Harika Dronavalli vs. Irina Krush

 
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1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.g3 a6 7.Bg2 h5 8.0-0 B47: Sicilian: Taimanov: 5 Nc3 Qc7 6 f4, 6 g3 and 6 Be2. h4 9.Re1 hxg3 10.hxg3 White is slightly better. d6 11.Nxc6 bxc6 12.Na4 c5 13.c4 Bb7 14.b3 Be7
15.Bb2N Predecessor: 15.Bd2 Bf6 16.Bc3 Bxc3 17.Nxc3 Ne7 18.Qg4 Ng6 19.f4 0-0-0 20.Rad1 Kb8 21.Rd3 Rd7 22.Red1 Rhd8 23.R1d2 Ka7 1/2-1/2 (23) Sikora,J (2218)-Nagy,G (2452) Banska Stiavnica 2017 15...Bf6 16.Rb1 Rd8 17.Bc3 Bxc3 18.Nxc3 Ne7 19.Rb2 Nc6 20.Rd2 Nd4 21.Ne2 e5 22.Nxd4 cxd4 23.Qg4 f6 24.Rc1 Kf7 25.b4 a5 26.a3 axb4 27.axb4 Bc8 28.Qd1 Be6 29.c5 dxc5 30.bxc5 Rb8 31.Qe2! Rb3 Hoping for ...Rc3. 32.Rd3! Rb5 33.Rxd4! Accuracy: White = 87%, Black = 82%. ½–½
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WhiteEloWBlackEloBResYearECOEventRnd
Harika,D2518Krush,I2422½–½20202nd Cairns Cup 20204.4

Irina Krush

Irina Krush | Foto: Crystal Fuller

Mariya Muzychuk vs. Nana Dzagnidze

 
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1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 Be7 8.0-0-0 Nxd4 9.Qxd4 0-0 10.f4 h6 11.Bh4 Qa5 12.Be1 Strongly threatening Nd5. B65: Sicilian: Richter-Rauzer: 7...Be7 8 0-0-0 0-0 9 f4 Nxd4. e5 13.Qd3
13...exf4N Predecessor: 13...Qc5 14.f5 Bd7 15.Bh4 Bc6 16.Be2 Rfd8 17.Kb1 Rac8 18.Bxf6 Bxf6 19.Bf3 b5 0-1 (38) Rivera,D-Hybl,J ICCF corr 1965 14.Nd5 Qd8 15.Nxf4 Bd7 16.Be2 Bc6 17.Bf3 Nd7 18.Nd5 Nc5 19.Qd4 Bxd5 20.Qxd5 Rc8 21.Bc3 Qc7 22.e5 22.Bg4 is interesting. Bg5+ 23.Kb1 Rce8 24.Bf5 Bf4 25.Bd4 22...Na4
aiming for ...Nxb2! 22...Bg5+ seems wilder. 23.Kb1 Na4 24.exd6 Nxc3+ 25.bxc3 Qxc3 26.Qb3 Qa5 23.exd6 Nxc3 24.dxc7 Nxd5 25.Rxd5 Rxc7 26.Rhd1 b6 27.c3 a5 28.Rd7 Bg5+ 29.Kc2 Rxd7 30.Rxd7 Endgame KRB-KRB Rd8 31.Rb7 Rd2+ 32.Kb3 Be3 33.Ka3 g5 34.h3 f5 35.b4 axb4+ 36.cxb4 h5 37.Re7 Rd3+ 38.Ka4 g4! 39.hxg4 hxg4 40.Be2 Rc3 41.Re5 Bg1 42.Rxf5 Rc2 43.Re5 Rxa2+ 44.Kb3 Rd2 45.Re4 g3 The position is equal. 46.Kc3 Rd7 47.Bc4+ Kf8 48.Rf4+ Accuracy: White = 100%, Black = 94%. ½–½
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WhiteEloWBlackEloBResYearECOEventRnd
Muzychuk,M2552Dzagnidze,N2515½–½20202nd Cairns Cup 20204.1

Mariya Muzychuk, Nana Dzagnidze

Mariya Muzychuk vs. Nana Dzagnidze | Foto: Austin Fuller

La partida Carissa Yip vs. Alexandra Kosteniuk

 
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1.e4 e5 2.Nf3 Nf6 3.d4 Nxe4 4.Bd3 d5 5.Nxe5 Nd7 6.Nc3 Nxc3 7.bxc3 Nxe5 8.dxe5 Be7 9.0-0 9.Qh5 is not played anymore. 0-0 C43: Petroff Defence: 3 d4. 10.Be3 Be6 11.f4 Black must now prevent f5. f5! White is slightly better. 12.Rb1 b6
13.Be2N Predecessor: 13.Qf3 c5 14.Rfd1 Qc7 15.Bf2 Rad8 16.h4 d4 17.c4 Qd7 18.Rb5 Qc8 19.h5 1-0 (46) Stankovic,M (2466)-Strebkovs,A (2278) Prague 2020 13...c6 14.Bf3 b5 15.Qd3 a5 16.Qd2 Qd7 17.Ra1 Ba3 18.Rfb1 Qe7 19.Qf2 Rab8 20.h3 Kh8 21.Kh2 a4 22.Kh1 Rb7 23.Be2 Rfb8 24.Bf3 Qf8 25.Ba7 Rc8 26.Be3 Be7 27.Be2 a3 28.Rd1 Ra8 29.Bf3 Ra4 30.Rd3 Rc4 31.Rb1 Qd8 32.Be2 Rb8 33.Ba7 Ra8 34.Bb6 Qf8 34...Rxf4!? 35.Qe3 Qb8 36.Qxf4 Qxb6 35.Be3 b4 36.cxb4 36.Bf3 36...Rxc2 37.Rd2 Rxd2 38.Bxd2 d4 39.Bf3 Bxa2 40.Ra1 Qf7 40...Bg8 41.Bxc6 Rc8 41.Bxc6= Rc8 42.Ba4! d3 43.Be1 Bd5 Hoping for ...a2. 44.Rxa3 Be4 45.Bd2 Qg6 46.Bb5? 46.Bd1= and White is okay. 46...Bh4!-+ 47.Qf1
47...Qg3! ...Rc2 is the strong threat. 48.Ra2? 48.Bxd3 Rd8 49.Bxe4 Qxa3 50.Bc1 48...Qxh3+ White is in trouble. 49.Kg1 Qg3 aiming for ...Rc2. 50.e6 Bf6 Black mates. 51.Be1 Bd4+ 52.Bf2
52...Bxg2! Accuracy: White = 69%, Black = 88%. 0–1
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WhiteEloWBlackEloBResYearECOEventRnd
Yip,C2412Kosteniuk,A25040–120202nd Cairns Cup 20204.5

Carissa Yip, Alexandra Kosteniuk

Carissa Yip vs. Alexandra Kosteniuk | Foto: Lennart Ootes

La partida Ju Wenjun vs. Valentina Gunina

 
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1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nge7 5.c3 g6 6.d4 C70: Ruy Lopez: 3...a6 4 Ba4, Norwegian and Delayed Schliemann. exd4 7.cxd4 Bg7 8.d5 White is slightly better. Na5 9.0-0 9.Bd2!? c5 10.Bc3 9...b5 10.Bb3 d6 11.Bd2 c5 12.dxc6 Nxb3
13.Qxb3N 13.axb3!? Nxc6 14.Bg5 Predecessor: 13.axb3 Nxc6 14.Bg5 Qd7 15.Nc3 Ne7 16.Bf4 0-0 17.Qxd6 Qb7 18.Bg5 f6 19.Be3 1-0 (43) Mamedov,N (2580)-Abdulov,O (2334) Baku 2011 13...Nxc6 14.Bc3 Be6 15.Qd1 Ne5 16.Nbd2 0-0 17.Nd4 Bg4 18.Qb3 Rb8 19.a3 Qb6 20.h3 Bd7 21.N2f3 21.Ne2= 21...a5 22.Rfd1 b4 22...Rfc8 ...Nxf3+ is the strong threat. 23.Rdc1 Rc4 23.axb4= axb4 24.Bd2 Qb7 25.Nxe5 dxe5 26.Nc2 Rfc8 Black should try 26...Qxe4 White must now prevent ...Be6. 27.Nxb4 Bc6 27.Be1 Be6 28.Qd3 Bc4 29.Qf3 Qb5 Threatens to win with ...Be2. 30.Rd2 Bh6 31.Ne3 Be6 32.Rdd1 Bg5 33.Nd5 Rc2
33...Qc4= 34.Qg3!± Bf4 34...f6± was called for. 35.Nxf4+- exf4 36.Qxf4 Rxb2? 36...Rcc8 might work better. 37.Rd4 Qc5 37.Bd2 37.Qf6 Rc2 38.Bd2 38.Rd8+ Rxd8 39.Qxd8+ Kg7+- 38...Rxd2 39.Rxd2 37...h5? 37...Rxd2 38.Rxd2 38.Qxd2 b3± 38...Re8 38.Qf6 Rxd2 39.Rxd2 Hoping for Rad1. Kh7 39...Re8 40.Rd8 Rxd8 41.Qxd8+ Kh7 40.Rad1 Rg8 41.Rd8 Intending Rxg8 and mate. Qe2 42.Kh2 Rg7 43.Ra1 White wants to mate with Raa8. Ba2 44.Rc1 White threatens Rcc8 and mate. Be6 45.Ra1 45.Qd4 Rg8 46.Rxg8 Kxg8 47.Rb1 45...Ba2! 46.Ra8 Be6 47.Rb8 Threatening mate with Raa8. Ba2 48.Rxb4 Qc2 49.Rb2 Qc7+ 50.g3 Be6 51.Ra8 Bc8 52.Rbb8 Rg8 53.e5 Kh6 54.Qf4+ Kg7
55.e6! Qc5 55...Bxe6 56.Rxg8+ 56.Qxf7+ White mates. Kh6 57.Rxc8 Promotion Rxc8 58.Rxc8 Qxc8 59.e7 Accuracy: White = 71%, Black = 47%. 1–0
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WhiteEloWBlackEloBResYearECOEventRnd
Ju,W2583Gunina,V24611–020202nd Cairns Cup 20204.3

Ju Wenjun

La Campeona del Mundo Ju Wenjun | Foto: Lennart Ootes

Los comentarios del webcast

Comentarios a cargo de WGM Jennifer Shahade, GM Yasser Seirawan y GM Alejandro Ramirez

Las partidas

 
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Clasificación tras 4 rondas

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Todos los resultados en el sitio web oficial.

Programa

Ronda Fecha CET
1 07.02.2020 20:00
2 08.02.2020 20:00
3 09.02.2020 20:00
4 10.02.2020 20:00
5 11.02.2020 20:00
Día de descanso 12.02.2020 /
6 13.02.2020 20:00
7 14.02.2020 20:00
8 15.02.2020 20:00
9 16.02.2020 20:00
Desempates 17.02.2020  

Crónica original en inglés: Carlos Colodro

Traducción al castellano y edición: Nadja Wittmann (ChessBase)

Fotografías: Lennart Ootes, Austin Fuller, Chrystal Fuller

Enlaces

Carlos Colodro estudió Filología Hispánica en Santa Cruz, Bolivia. Trabaja como traductor y escritor independiente desde 2012. Mucho de su trabajo se realiza en textos relacionados con el ajedrez, uno de sus más grandes intereses, junto con la literatura y la música.
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