Here are some chess puzzles from the Nimzo-Indian, Fischer Variation (ECO E43).



1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6



Solutions are between the brackets under each puzzle.
Drag your cursor from one bracket to the other.
White to move and win except where noted.

a)
B Smyth vs A Jasaitis, Chicago, 1970
r3k2r/pbpp1ppp/np3q2/8/1b6/2NBPP2/PPQRN1PP/2K4R w - - 0 1
[ Bxa6 if Bxa6 Qe4+ ]

b)
Pavel Kotsur vs Arman Ospanov, Sofia, 1994
rn3k1r/p1pp1pRp/1p2p3/8/1bPP3q/2N1P1N1/PPQ2n1P/R1B1K3 w - - 0 1
[ Qxf2 if Kxg7 Nf5+ ]

c)
Ilkka Kanko vs Tero Kokkila, Vantaa, 1999
rn3rk1/pb3p1p/1p4pQ/2Pp4/8/B3P3/P3BPPP/q3NRK1 w - - 0 1
[ Qxf8+ Kxf8 c6 w/cxb7 ]

d)
Klaus Muuss vs Joern Luckow, Bad Segeberg, 2000
r3k2r/pbp2ppp/1pnqp3/2npN3/Q1PP4/B1PBP3/P4PPP/R4RK1 w - - 0 1
[ Bxc5 bxc5 cxd5 exd5 Bb5 ]

e)
Black Mates in 9. Martti Myllyniemi vs Vladimir Gurevich, Jyvaskyla, 1996
5rk1/p1p3pp/1pnpp2r/8/P1PPp2q/2P1P2P/3BQPP1/R4RK1 b - - 0 1
[ ...Rf3 ]

E43 Puzzles, Part II. Black to move and win except where noted.
a)
Black Mates in 4. Alfred Wabschke vs Volkmar Dinstuhl, NRW, 1996
r3rbk1/pbp2ppp/1p6/8/Qn1q4/P1N5/1P4PP/RBB2R1K b - - 0 1
[ ...Qf2 ]

b)
Black Mates in 6. Alojz Homan vs Nenad Fercec, Ljubljana, 1999
r5k1/pbp3pp/1P2p2r/8/4p1q1/B1P1Pn1P/P1Q2PPN/RR5K b - - 0 1
[ ...Rxh3 ]

c)
Vladimir Mansenkov vs Vyacheslav Ikonnikov, Tula, 2000
rn4k1/pbQp2pp/1p2p1r1/5p1q/2PP4/1NPBPP1n/P5PP/R1B2R1K b - - 0 1
[ ...Bxf3 if gxf3 Qxf3+ mates or if Rxf3 Qxf3 mates ]

d)
Lars Persson vs Florian Handke, Stockholm, 2001
2kr2r1/p1ppqp1R/1p6/8/2P1n3/P2QPb2/1P2NP1P/2KRB3 b - - 0 1
[ ...Nc5 if Qc2 Be4 ]

e)
Patrick Probst vs Stefan Ehrenfried, Ditzingen, 2003
r2q1rk1/pb3ppp/1p3n2/2bPn3/2pN1P2/P1N5/BP4PP/R1BQ1RK1 b - - 0 1
[ ...Nd3 if Bxc4 Bxd4+ Kh1 Nf2+ or if Be3 Nxd5 Nxd5 Qxd5 ]

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