'Tactics in the Sicilian' series
Here are some chess puzzles from the games of Arnold Denker.
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) 
Arnold Denker vs Robbins, USA, 1934
rn1q1r2/pbp3kB/1p1ppp2/6B1/3P4/2P5/P1P3PP/R2Q1RK1 w - - 0 1
[ Qh5 if fxg5 Bg6 mates ]
b) 
White mates in 3.
Arnold Denker vs H Baker, USA, 1937
r4r1k/p5Rp/1p3pb1/2P4N/2B5/P7/6PP/B2n2K1 w - - 0 1
[ Rg8+ Rxg8 Bxf6+ ]
c) 
A Simchow vs Arnold Denker, USA, 1936
r2r2k1/1b3ppp/ppq5/2bnQP2/P7/1PN1B1P1/1P4BP/R3R2K b - - 0 1
[ ...Nxe3 if Bxc6 Bxc6+ Ne4 Re8 ]
d) 
Arnold Denker vs M Smith, NY, 1939
r2qk1nr/1pp3pp/2n1p3/p1b5/2Pp4/P3PB2/1P3PPP/RNBQK2R w - - 0 1
[ Bxc6+ b6 Qh5+ g6 Qxc5 ]
e) 
G Shainswit vs Arnold Denker, USA, 1939
5rk1/p4p1p/1pnqp3/2p3p1/2P1Q3/1P1NP1P1/P2r1PKP/3R1R2 b - - 0 1
[ ...f5 Qf3 g4 ]
1c) 
A Simchow vs Arnold Denker
Arnold Denker, Part II.
The color disk on the diagram indicates who moves first.
a) 
Arnold Denker vs Herbert Avram, NY, 1939
r4bkr/ppp3pp/8/3qn1N1/2pp2P1/8/PPP2P1P/R1BQR1K1 w - - 0 1
[ Rxe5 Qxe5 Qf3 if Qe7 Qd5+ mates ]
b) 
White mates in 4.
Arnold Denker vs A Adams, USA, 1940
3r1k1r/p1q2p2/1pp2N1p/n3RQ2/3P4/2p1PR2/PP4PP/6K1 w - - 0 1
[ Nh7+ ]
c) 
Arnold Denker vs Albert Pinkus, NY, 1940
r1br3k/ppp1q1pp/2n5/1B1Q1pN1/1b3B1P/4P3/PP3PP1/3R1K1R w - - 0 1
[ Qxd8+ Nxd8 Rxd8+ Qxd8 Nf7+ ]
d) 
Black mates in 5.
B Stromberg vs Arnold Denker, NY-CH, 1944
1k6/6r1/1N1p3p/p1p1p3/1pPnBb2/1P1P1P1R/P4K2/8 b - - 0 1
[ ...Be3+ Kxe3 Rg2 ]
e) 
White mates in 4.
Arnold Denker vs H Klein, USA, 1944
3rb1k1/ppq3p1/2p1p1p1/6P1/2Pr3R/1P1Q4/P1B4P/5RK1 w - - 0 1
[ Rh8+ Kxh8 Rf8+ ]
2a) 
Arnold Denker vs Herbert Avram
Arnold Denker, Part III.
The color disk on the diagram indicates who moves first.
a) 
White mates in 6.
Arnold Denker vs Gonzalez, Detroit, 1945
rnbq1r1k/pppp1n1p/5Pp1/8/2B2Q2/8/PB3PPP/R4K1R w - - 0 1
[ Qh6 if Rg8 Bxf7 Qf8 Bd5 ]
b) 
White mates in 7.
Arnold Denker vs H Klein, USA, 1945
rkq4r/p1n2ppp/1p1B1n2/QNp5/2P5/6P1/PP3PBP/4R1K1 w - - 0 1
[ Nxc7 if Qb7 Nxa8+ Kxa8 Bxb7+ Kxb7 Re7+ ]
c) 
White mates in 6.
Arnold Denker vs Imre Konig, London, 1946
R4rk1/5p1p/6p1/R2N2P1/p6P/4PP2/1n5K/3r4 w - - 0 1
[ Rxf8+ Kg7 Rg8+ Kxg8 Ra8+ Kg7 Nf6 ]
d) 
Arnold Denker vs Herman Steiner, USA, 1946
r1bqnrk1/3nbpp1/p3p2p/3p4/Pp1P1B2/3BPN2/1PQ1NPPP/2R1K2R w - - 0 1
[ Qc6 if Ra7 Qxc8 ]
e) 
Arnold Denker vs M Zelitch, US Open, 1972
2r3k1/p2r1Rpp/1pq3n1/8/2P5/B7/P1Q3PP/5R1K w - - 0 1
[ Qf5 if Rxf7 Qxf7+ Kh8 Bf8 mates ]
3a) 
mate in 6
Arnold Denker vs Gonzalez
Arnold Denker, Part IV
The color disk on the diagram indicates who moves first.
a) 
Black mates in 3.
Roy Ervin vs Arnold Denker, Lone Pine, 1975
6k1/5p2/p5n1/8/1p1p2P1/1Pb2B1r/P3KPN1/2RQ3q b - - 0 1
[ ...Nf4+ Nxf4 Qxf3+ ]
b) 
Boris Baczynsky vs Arnold Denker, Lone Pine, 1976
3r2k1/1p2qp2/p5p1/P3b3/1Pb1P3/4BR1P/6P1/3BQ1K1 b - - 0 1
[ ...Qxb4 if Qxb4 Rxd1+ mates or if Kf2 Qxe1+ Kxe1 Bc3+ ]
c) 
M Berman vs Arnold Denker, Los Angeles, 1991
r1b2rk1/1p2bppp/2p2n2/2Pp4/NP1Qq3/4P3/1B3PPP/R3KB1R b - - 0 1
[ ...Rxa4 Rxa4 Qb1+ if Kd2 Ne4+ Ke2 Bf6 ]
4c) 
M Berman vs Arnold Denker
Other US GMs
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