## "Tactics in the Queen's Gambit" by wtharvey.com

### Here are some chess puzzles from the games of Alexandra Kosteniuk. The color disk on the diagram indicates who moves first.

Solutions are between the brackets under each puzzle.
Drag your mouse from one bracket to the other.

a)
Monika Gedvilaite vs Alexandra Kosteniuk, Baile Herculane, 1994
r1bq1rk1/pp1pnpbp/2n1p1p1/2p5/2B1PP2/2NPBN2/PPP3PP/R2Q1RK1 b - - 0 1
[ ...d5 ]

b)
Olga Druzhinina vs Alexandra Kosteniuk, Volgograd, 1996
r5rk/1bq1bppp/p2p1n2/1p2nP2/3NP3/2NBB1Q1/PPP4P/R5RK b - - 0 1
[ ...b4 if Nd5 Nxd5 exd5 Bxd5+ or if Nce2 Nxe4 ]

c)
Dmitry Svetushkin vs Alexandra Kosteniuk, Moscow, 1996
3rr2k/pp4pp/8/2N1bp2/2Q2P2/6qP/PP4P1/2R2R1K b - - 0 1
[ ...Rd2 if Rg1 Bxf4 ]

d)
Alexandra Kosteniuk vs Alexander Riazantsev, Moscow, 1997
2r3k1/p4p1p/2q1p1p1/8/2rR4/7P/P1Q2PP1/3R2K1 w - - 0 1
[ Rxc4 if Qxc4 Rd8+ Kg7 Rxc8 ]

e)
Alexandra Kosteniuk vs Salomeja Zaksaite, Paris, 1998
4r1k1/1p1r1ppp/p3q3/4bR2/2PpP1Q1/3B4/PP4PP/5RK1 w - - 0 1
[ Rxe5 if Qxe5 Qxd7 ]

1d)
Alexandra Kosteniuk vs Alexander Riazantsev

Alexandra Kosteniuk Puzzles, Part II.
The color disk on the diagram indicates who moves first.
a)
White mates in 6.
Alexandra Kosteniuk vs Antonina Trofimova, Sochi, 1998
1r3r2/8/p6p/1p5k/4B2P/3P2P1/P6K/5R2 w - - 0 1
[ Kh3 Rg8 Rc1 ]

b)
White mates in 3.
Alexandra Kosteniuk vs Irina Zakurdjaeva, Sochi, 1998
2r3rk/Q5pp/5p2/8/4P3/1PR2P2/P3qP1P/6RK w - - 0 1
[ Qxg7+ Rxg7 Rxc8+ ]

c)
White mates in 4.
Alexandra Kosteniuk vs Tina Mietzner, Dresden, 1999
7r/p3R3/BpkP4/2b1P1p1/8/1K2n1B1/P5P1/8 w - - 0 1
[ Bb7+ Kb5 a4+ Ka5 Be1+ ]

d)
Alexandra Kosteniuk vs Sergey Kudrin, Port Erin, 1999
2r3k1/p4p1p/1pb3p1/8/nPN5/5pP1/5P1P/R2R2K1 w - - 0 1
[ Nd6 if Rd8 b5 or if Rc7 Rdc1 b5 Nxb5 ]

e)
Alexandra Kosteniuk vs Luben Popov, Wijk aan Zee, 1999
3r1k2/2p2p1Q/4rp2/8/8/1q1P2R1/6PP/4RK2 w - - 0 1
[ Rxe6 Qxe6 Qh6+ Ke7 Re3 ]

2c)
mate in 4
Alexandra Kosteniuk vs Tina Mietzner

Alexandra Kosteniuk Puzzles, Part III.
The color disk on the diagram indicates who moves first.
a)
Natalia Kiseleva vs Alexandra Kosteniuk, Kragujevac, 2000
5rk1/B5pp/4p3/1pN2p2/nb6/6P1/P3PP1P/2R3K1 b - - 0 1
[ ...Ba3 if Rc2 Rc8 ]

b)
White mates in 6.
Alexandra Kosteniuk vs Mersudi Hamzabegovic, Lausanne, 2000
2r3kr/pp1b1p1p/5Rp1/2qPQ3/2P4R/3B4/P5PP/7K w - - 0 1
[ Bxg6 if fxg6 Rxg6+ mates or if hxg6 Rxh8+ mates ]

c)
White mates in 3.
Alexandra Kosteniuk vs Anna Ushenina, Minsk, 2001
3r3k/pp4p1/3qQp1p/P1p5/7R/3rN1PP/1B3P2/6K1 w - - 0 1
[ Rxh6+ gxh6 Bxf6+ ]

d)
White mates in 7.
Alexandra Kosteniuk vs John Bick, Foxwoods, 2003
1r3k2/2q1bb1p/2Bp2p1/3P1QP1/p2B1pR1/2P2P2/P1PK3R/1r6 w - - 0 1
[ Qxf7+ Kxf7 Rxh7+ Kf8 Rh8+ Kf7 Rxf4+ ]

e)
White mates in 4.
Alexandra Kosteniuk vs Yvette Nagel, Dieren, 2003
4rqk1/1bp2r1p/1p1p2pQ/3P1p2/P1P5/2B3RP/2B3P1/6K1 w - - 0 1
[ Rxg6+ if Qg7 Rxg7+ Kf8 Rxf7+ ]

3d)
mate in 7
Alexandra Kosteniuk vs John Bick

Alexandra Kosteniuk Puzzles, Part IV.
The color disk on the diagram indicates who moves first.
a)
White mates in 2.
Alexandra Kosteniuk vs Tatiana Shumiakina, Kazan, 2004
5R2/6k1/3K4/p6r/1p1NB3/1P4r1/8/8 w - - 0 1
[ Ne6+ ]

b)
Brian Kelly vs Alexandra Kosteniuk, England, 2004
3r2k1/8/p3rbpp/PpP5/2b2p2/5P1P/1qBB1QP1/2R1R2K b - - 0 1
[ ...Bd4 if Qh4 g5 Qh5 Rxe1+ ]

c)
Alisa Galliamova vs Alexandra Kosteniuk, Kazan, 2004
2r3k1/p4pp1/n2b2p1/3P1q2/Pp1Nr3/1Q4P1/3R1PKP/2BR4 b - - 0 1
[ ...Rxd4 if Rxd4 Rc3 Qb2 Rc2 ]

d)
Alexandra Kosteniuk vs M Sergeeva, Elista-WWC, 2004
2b5/1pp3k1/3p1q1p/5P2/2Pb2PQ/1P3B2/3B4/7K w - - 0 1
[ g5 if hxg5 Bxg5 ]

e)
Svetlana Matveeva vs Alexandra Kosteniuk, Samara, 2005
3r1rk1/pp3ppp/2p5/2n1p3/PbNq2b1/2N1B1Q1/1P4PP/2R1KB1R b - - 0 1
[ ...Bxc3+ bxc3 Qd1+ Rxd1 Rxd1+ Kf2 Ne4+ ]

f)
Black mates in 5.
Viswanathan Anand vs Alexandra Kosteniuk, Moscow, 2009
r6r/1p2bk1p/p4p1Q/n4q2/3Rb2B/8/PP3PPP/K3R3 b - - 0 1
[ ...Nb3+ axb3 Qa5 Ra4 Qxe1+ ]

4e)
Svetlana Matveeva vs Alexandra Kosteniuk

Alexandra Kosteniuk Puzzles, Part V.
The color disk on the diagram indicates who moves first.
a)
White mates in 6.
Alexandra Kosteniuk vs Antoaneta Stefanova, Gaziantep, 2012
1rb1r3/3q1pk1/5Rpn/p1PpR2p/8/1P3QP1/PB3P1P/6K1 w - - 1 0
[ Rxf7+ Nxf7 Re7+ Kh6 Bc1+ ]

b)
White mates in 4.
Alexandra Kosteniuk vs Betul Cemre Yildiz, Kazan, 2012
1r6/8/2kpR2p/p2p1qp1/Pp6/1n6/1K2QP1P/3R4 w - - 1 0
[ Qa6+ if Kc5 or Kd7 Qxd6+ ]

c)
White mates in 4.
Alexandra Kosteniuk vs Wenjun Ju, St. Petersburg, 2012
8/1p1n1Q2/p1qP3p/P1P1r3/3R2P1/4pP1k/4B3/6K1 w - - 1 0
[ Qf4 Kh4 Qxh6+ ]

d)
White mates in 6.
Alexandra Kosteniuk vs Marsel Efroimski, Eilat, 2012
2r3k1/1bn3qp/p3p3/1p2P2Q/1B1p4/1N1BbR2/PPP3P1/1K6 w - - 1 0
[ Rg3 if Qxg3 Qxh7# ]

e)
Alexandra Kosteniuk vs Yifan Hou, Beijing, 2012
r3rnk1/1bq2p2/pp1ppPp1/4n2p/P3P2Q/1N2BB1R/1PP4P/R5K1 w - - 1 0
[ Bxh5 if gxh5 Qg5+ mates ]

f)
White mates in 3.
Alexandra Kosteniuk vs Kateryna Lahno, Beijing, 2012
q5k1/5p2/4rPpR/p1p1P3/P1Pp1QP1/1Pn5/7P/4RK2 w - - 1 0
[ Rh8+ Kxh8 Qh6+ ]

5a)
mate in 6
Alexandra Kosteniuk vs Antoaneta Stefanova

Alexandra Kosteniuk Puzzles, Part VI.
The color disk on the diagram indicates who moves first.
a)
Black mates in 4.
Markus Klauser vs Alexandra Kosteniuk, Flims, 2012
r5k1/5p1p/5Qp1/4pP2/2PpP3/5q2/2PK4/4R3 b - - 0 1
[ ...Qf2+ Re2 Qf4+ Kd3 Ra3+ ]

b)
Alexandra Kosteniuk vs Rene Deubelbeiss, Graechen, 2013
1r3k1r/2qbb3/3ppp2/2n4B/ppNNP2p/8/PPP1Q1PP/1K1R1R2 w - - 1 0
[ e5 dxe5 Nxe5 b3 Ng6+ ]

c)
White mates in 4.
Alexandra Kosteniuk vs Julien Carron, Graechen, 2013
r2rq1k1/p1b3p1/b1p3P1/2n2N2/4P3/1P3Q2/P1P2PP1/R5KR w - - 1 0
[ Rh8+ Kxh8 Qh5+ Kg8 Qh7+ ]

d)
White mates in 6.
Alexandra Kosteniuk vs Ekaterini Pavlidou, Belgrade, 2013
1r1q1rk1/4pp2/3p2pQ/7n/Npn4R/1P5P/1PP2PP1/4R1K1 w - - 1 0
[ Rxh5 gxh5 Qg5+ Kh7 Qxh5+ Kg7 Qg5+ Kh7 Re4 ]

e)
White mates in 6.
Alexandra Kosteniuk vs Humpy Koneru, Beijing, 2013
6r1/1p5k/5p1p/2p5/r1P1q3/1Q5P/P4PR1/3R2K1 w - - 1 0
[ Rd7+ Kh8 Rxg8+ Kxg8 Qg3+ ]

6a)
mate in 4
Markus Klauser vs Alexandra Kosteniuk

Alexandra Kosteniuk Puzzles, Part VII.
The color disk on the diagram indicates who moves first.
a)
Dinara Saduakassova vs Alexandra Kosteniuk, Astana, 2013
3rr1k1/p5pp/1p1b1pq1/8/2bP1N1P/6PB/PR1Q1P2/4R1K1 b - - 0 1
[ ...Rxe1+ Qxe1 Bxf4 ]

b)
Alexandra Kosteniuk vs Irina Krush, Khanty Mansyisk, 2014
5k2/2r2N1p/1pb3n1/p1nrp1P1/2P1p3/P5BP/2P1B3/2K2R2 w - - 1 0
[ Nxe5+ Kg7 cxd5 Bxd5 Nxg6 ]

c)
Irina Vasilevich vs Alexandra Kosteniuk, Moscow, 2014
3r2k1/pb4pp/1p6/2p1q3/3rP3/1P4P1/P2R1QBP/3R3K b - - 0 1
[ ...Rxd2 Rxd2 Qa1+ Bf1 Rxd2 ]

d)
Black mates in 3.
Nafisa Muminova vs Alexandra Kosteniuk, Lopota, 2014
6k1/5p2/p3rPp1/2pP4/3q1R1Q/P7/2P4P/1K6 b - - 0 1
[ ...Rb6+ Kc1 Qe3+ ]

e)
White mates in 3.
Alexandra Kosteniuk vs Irina Berezina, Sochi, 2015
1nb4k/r6p/p1P3p1/8/2B1Nr2/8/1PP3P1/2KR3R w - - 1 0
[ Rd8+ if Kg7 Rg8# ]

7b)
Alexandra Kosteniuk vs Irina Krush

Alexandra Kosteniuk Puzzles, Part VIII.
The color disk on the diagram indicates who moves first.
a)
Alexandra Kosteniuk vs Anna Ushenina, Huai'an, 2016
1r1b1k1r/2qn2p1/b2Np2p/4P3/1R3P2/P5Q1/1PP3PP/2KR4 w - - 1 0
[ Qg6 if Kg8 Ne8 ]

b)
Black mates in 2.
Alexandra Kosteniuk vs Qian Huang Huai'an, 2016
r4r2/3kp2Q/8/3qBP2/1ppP4/8/PKP4P/R7 b - - 0 1
[ ...c3+ ]

c)
Alexandra Kosteniuk vs Zhansaya Abdumalik, Baku, 2016
q4rk1/1b3ppp/1p3b2/r2P1Q2/5B2/6P1/5PBP/1R2R1K1 w - - 1 0
[ Be4 ]

d)
White mates in 5.
Alexandra Kosteniuk vs Martina Nobis, Germany, 2016
r5k1/ppQ2qb1/6R1/4p3/5p2/8/1PP2PP1/2K4R w - - 1 0
[ Rh8+ ]

e)
White mates in 4.
Alexandra Kosteniuk vs Elisabeth Paehtz, Huai'an, 2016
4Rnk1/p1N3pr/2Q2p2/1p5q/3P1B2/P1P5/5PP1/6K1 w - - 1 0
[ Rxf8+ Kxf8+ Bd6+ if Kg8 Qa8+ ]

8e)
mate in 4
Alexandra Kosteniuk vs Elisabeth Paehtz

Alexandra Kosteniuk Puzzles, Part IX.
The color disk on the diagram indicates who moves first.
a)
Elina Danielian vs Alexandra Kosteniuk, Hersonissos, 2017
4r1k1/pp4pp/2q5/3R1p2/1Pn2N2/P5QP/5PP1/6K1 b - - 0 1
[ 1...Nd2 if 2.Rc5 Re1+ 3.Kh2 Nf1+ or if 2.Rxd2 Qc1+ ]

b)
Alexandra Kosteniuk vs Svetlana Ivanova, Monaco, 2017
rn1qk2r/1bp2pbp/3pp1p1/p4nN1/PpBPPN2/4BQ2/1PP2PPP/R3K2R w KQkq - 1 0
[ 1.Nxf7 if 1...Kxf7 2.Nxe6 Qe7 3.Nxc7+ ]

c)
Black mates in 5.
Elisabeth Paehtz vs Alexandra Kosteniuk, Saint Louis, 2019
8/pp5k/6qp/2p4n/3bp3/5bB1/PP3P1K/2QRR3 b - - 0 1
[ 1...Nxg3 if Qf4 Nf1+ Kh3 Bg2+ or if fxg3 Qh5# ]

9b)
Alexandra Kosteniuk vs Svetlana Ivanova

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