Here are some chess puzzles from the games of Arnold Denker.
White to move and win except where noted.

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

a)
Denker vs Robbins, USA, 1934
rn1q1r2/pbp3kB/1p1ppp2/6B1/3P4/2P5/P1P3PP/R2Q1RK1 w - - 0 1
[ Qh5 if fxg5 Bg6 mates ]


c) White Mates in 3. Denker vs H Baker, USA, 1937
r4r1k/p5Rp/1p3pb1/2P4N/2B5/P7/6PP/B2n2K1 w - - 0 1


b)
Black to move and win. A Simchow vs Denker, USA, 1936
r2r2k1/1b3ppp/ppq5/2bnQP2/P7/1PN1B1P1/1P4BP/R3R2K b - - 0 1
[ ...Nxe3 ]

d)
Denker vs M Smith, NY, 1939
r2qk1nr/1pp3pp/2n1p3/p1b5/2Pp4/P3PB2/1P3PPP/RNBQK2R w - - 0 1
[ Bxc6+ w/Qh5+ ]

e)
Black to move and win. G Shainswit vs Denker, USA, 1939
5rk1/p4p1p/1pnqp3/2p3p1/2P1Q3/1P1NP1P1/P2r1PKP/3R1R2 b - - 0 1
[ ...f5 w/...g4 ]

Denker, Part II. White to move and win except where noted.
a)
Denker vs Herbert Avram, NY, 1939
r4bkr/ppp3pp/8/3qn1N1/2pp2P1/8/PPP2P1P/R1BQR1K1 w - - 0 1
[ Rxe5 w/Qf3 ]

b)
White Mates in 4. Denker vs A Adams, USA, 1940
3r1k1r/p1q2p2/1pp2N1p/n3RQ2/3P4/2p1PR2/PP4PP/6K1 w - - 0 1
[ Nh7+ ]

c)
Denker vs Albert Pinkus, NY, 1940
r1br3k/ppp1q1pp/2n5/1B1Q1pN1/1b3B1P/4P3/PP3PP1/3R1K1R w - - 0 1
[ Qxd8+ ]

d)
Black Mates in 5. B Stromberg vs Denker, NY-CH, 1944
1k6/6r1/1N1p3p/p1p1p3/1pPnBb2/1P1P1P1R/P4K2/8 b - - 0 1
[ ...Be3+ ]

e)
White Mates in 4. Denker vs H Klein, USA, 1944
3rb1k1/ppq3p1/2p1p1p1/6P1/2Pr3R/1P1Q4/P1B4P/5RK1 w - - 0 1
[ Rh8+ ]

Denker, Part III. White to move and win except where noted.
a)
White Mates in 6. Denker vs Gonzalez, Detroit, 1945
rnbq1r1k/pppp1n1p/5Pp1/8/2B2Q2/8/PB3PPP/R4K1R w - - 0 1
[ Qh6 ]

b)
White Mates in 7. Denker vs H Klein, USA, 1945
rkq4r/p1n2ppp/1p1B1n2/QNp5/2P5/6P1/PP3PBP/4R1K1 w - - 0 1
[ Nxc7 ]

c)
White Mates in 6. Denker vs Imre Konig, London, 1946
R4rk1/5p1p/6p1/R2N2P1/p6P/4PP2/1n5K/3r4 w - - 0 1
[ Rxf8+ ]

d)
Denker vs Herman Steiner, USA, 1946
r1bqnrk1/3nbpp1/p3p2p/3p4/Pp1P1B2/3BPN2/1PQ1NPPP/2R1K2R w - - 0 1
[ Qc6 ]

e)
Denker vs M Zelitch, US Open, 1972
2r3k1/p2r1Rpp/1pq3n1/8/2P5/B7/P1Q3PP/5R1K w - - 0 1
[ Qf5 if Rxf7 Qxf7+ mates ]

Denker, Part IV White to move and win except where noted.
a)
Black Mates in 3. Roy Ervin vs Denker, Lone Pine, 1975
6k1/5p2/p5n1/8/1p1p2P1/1Pb2B1r/P3KPN1/2RQ3q b - - 0 1
[ ...Nf4+ ]

b)
Black to move and win. Boris Baczynsky vs Denker, Lone Pine, 1976
3r2k1/1p2qp2/p5p1/P3b3/1Pb1P3/4BR1P/6P1/3BQ1K1 b - - 0 1
[ ...Qxb4 w/...Bc3 ]

c)
Black to move and win. M Berman vs Denker, Los Angeles, 1991
r1b2rk1/1p2bppp/2p2n2/2Pp4/NP1Qq3/4P3/1B3PPP/R3KB1R b - - 0 1
[ ...Rxa4 w/...Qb1+ ]

Other US GMs
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