Here are some chess puzzles from the games of Igor Kurnosov.
The color disk on the diagram indicates who moves first.

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


a)
Kurnosov vs Philip Aleinikov, Nizhnij Novgorod, 1999
2r1nb2/3r1k1p/p2P2p1/1p3p2/2p3P1/B1P2B2/P3R2P/3R2K1 w - - 0 1
[ Bd5+ Kg7 Be6 ]

b)
White Mates in 4. Kurnosov vs Aivar Ziyazetdinov, Neftekamsk, 2000
3q3k/5Pnp/p1rpp2B/2p2p2/P7/5R2/1P1Q2PP/6K1 w - - 0 1
[ Qg5 Qf8 Bxg7+ Qxg7 Qd8+ ]

c)
Kurnosov vs Sergei Bragin, Rybinsk, 2001
r1b3k1/1pR5/p1n2pN1/2B1p1p1/8/8/P4PPP/6K1 w - - 0 1
[ Bf8 ]

d)
Kurnosov vs Valentin Arbakov, Alushta, 2002
3rb1kr/1Q4pp/2p1Pb2/3p4/5p2/2P5/PP4PP/4R2K w - - 0 1
[ e7 Rd7 Qxd7 ]

e)
Kurnosov vs Gennadi Newerovski, Voronezh, 2004
4kr2/R2n2pp/p1N5/4pp2/3p1P2/8/1P4PP/6K1 w - - 0 1
[ fxe5 if Nxe5 Re7# or if Rg8 e6 Nb6 Rb7 Nd5 Rb8# ]



Kurnosov Puzzles, Part II. The color disk on the diagram indicates who moves first.
a)
Kurnosov vs Kivanc Haznedaroglu, Istanbul, 2004
r1b1qrk1/1pR2p1p/6p1/1p2P3/1N1Q4/1P6/P5PP/5RK1 w - - 0 1
[ Nd5 Qe6 Re7 if Qa6 or Qc6 e6 ]

b)
White Mates in 5. Kurnosov vs Azat Galiev, Cheliabinsk, 2005
2kr4/pp4pp/P1p5/5prn/1B1P2Nq/5Q1P/5PP1/R3R1K1 w - - 0 1
[ axb7+ if Kb8 Bd6+ or if Kxb7 Re7+ ]

c)
Kurnosov vs Matthieu Cornette, Dresden, 2007
r7/1p1q1k1p/4p3/4Qp2/1PB5/8/2R2KPP/1r6 w - - 0 1
[ Bxe6+ ]

d)
Kurnosov vs Jose Andrade, Evora, 2007
5r2/R5pk/3ppnnp/1p2p3/1P2P3/1N1q2PP/3B1P2/3Q2K1 w - - 0 1
[ Rxg7+ if Kxg7 Bxh6+ or if Kh8 Rxg6 ]

e)
Kurnosov vs Prasanna Vishnu, New Delhi, 2008
2r3k1/1pr1ppbp/3p2p1/pqnP4/4P3/P3B2P/1PB2PP1/1RRQ2K1 w - - 0 1
[ b4 if axb4 axb4 Na6 Ba4 or if Nd7 Ba4 Qa6 Bxd7 ]

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Kurnosov Puzzles, Part III. The color disk on the diagram indicates who moves first.
a)
Kurnosov vs Marat Dzhumaev, Tashkent, 2008
r2qkb1r/2pb3p/p1QppPp1/3P2B1/n7/8/PPP2PPP/2K2BNR w kq - 0 1
[ dxe6 if Bg7 exd7+ or if Bxc6 f7# ]

b)
Kurnosov vs Alexandru Manea, Bucharest, 2008
1k1r1b1r/1ppnpp1p/pq2B3/3P2p1/2Q2B2/5P2/PPP2P1P/2KR3R w - - 0 1
[ Be3 if Ne5 Qc3 or if Qb5 Qd4 Nb6 Qxh8 ]

c)
White Mates in 3. Kurnosov vs Denes Boros, Austria, 2009
r5kr/2N1bp2/2qp1ppQ/4p3/p7/PpP3R1/1P4PP/2K4R w - - 0 1
[ Rxg6+ ]

d)
Kurnosov vs Stanislav Bogdanovich, Olginka, 2011
r3kb1r/p4ppp/2pqp3/1B1b4/Q3n3/4BN2/PP3PPP/3RK2R w Kkq - 0 1
[ Rxd5 if Qb4+ Kf1 or if exd5 Bxc6+ Kd8 Bxa8 ]

Kurnosov Puzzles, Part III. The color disk on the diagram indicates who moves first.
a)
Igor Kurnosov vs Sergio Estremera Panos, Abudhabi, 6/30/2013
r7/1p1qnQpk/1pp5/3pP1B1/3P2b1/7P/PP6/5RK1 w - - 1 0
[ Rf6 Ng8 Qg6+ Kh8 Rf7 ]

b)
Black mates in 5.
Logman Guliev vs Igor Kurnosov, Nakhichevan, 4/22/2013
1R5Q/p5p1/5bkp/8/4q2P/2P2p2/P5r1/K1R5 b - - 0 1
[ ...Bxc3+ ]

c)
Milan Pacher vs Igor Kurnosov, Legnica, 5/9/2013
r5rk/1pp3bp/n2p2q1/p2P1b2/4pp2/PPN2P2/1Q2B1PP/2R1RNBK b - - 0 1
[ ...Qxg2+ if Kxg2 Bxc3+ ]

d)
Black mates in 7.
Nikolai Kabanov vs Igor Kurnosov, Khanty Mansyisk, 6/8/2013
6k1/4ppbp/1n2b1p1/rB5q/2p1P2P/2N1B3/1PQ2PK1/1N3R2 b - - 0 1
[ ...Bh3+ if Kxh3 Qf3+ Kh2 Be5+ or if Kh2 Qf3 ]


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