Tactics you can use from wtharvey.com



Here are some chess puzzles from the US CH of the 1980s.
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)
White mates in 2.
Peter Biyiasas vs Joseph Bradford, Greenville, 1980
1Q6/3b1kp1/2p3Np/2p5/2P5/P6P/2r2qP1/4R2K w - - 1 0
[ Nh8+ ]

b)
Black mates in 2.
Boris Kogan vs Joel Benjamin, South Bend, 1981
8/1p2Q1pk/p4n1q/3b4/5R2/PP4PP/4R1NK/2r5 b - - 0 1
[ ...Qxh3+ ]

c)
White mates in 3.
Ian Rogers vs John Peters, Los Angeles, 1982
6rk/p3Q1pp/2p1B3/5p2/3B4/6P1/P1r1qP1P/3R2K1 w - - 1 0
[ Bxg7+ ]

d)
White mates in 3.
Lev Alburt vs Dmitry Gurevich, Estes Park, 1985
3r2k1/RpQn1p1p/5bpB/2p5/8/5P1q/1P2RP1P/6K1 w - - 1 0
[ Qxd8+ ]

e)
White mates in 3.
Nick De Firmian vs Anthony Miles, Cambridge Springs, 1988
r4n1k/ppB1NQp1/2p1pn2/6Np/q2bP1b1/3B4/PPP3PP/R6K w - - 1 0
[ e5 if Bxe5 Qg8+ Nxg8 Nf7# ]


mate in 2
Boris Kogan vs Joel Benjamin

Puzzles from the US CH of the 1980s, pt. ii.
The color disk on the diagram indicates who moves first.
a)
Black Mates in 3.
Dmitry Gurevich vs Yasser Seirawan, Estes Park, 1987
1r5k/1r5p/p1pp1pp1/7Q/P1q1P3/2N4R/4B3/2K5 b - - 0 1
[ ...Rb1+ Kd2 Qd4+ ]

b)
Black Mates in 3.
Sergey Kudrin vs Michael Wilder, Estes Park, 1987
3r3k/1bq5/4P2p/5Q1N/np1R4/r7/2P3PP/1K3R2 b - - 0 1
[ ...Ra1+ Kxa1 Qc3+ ]

c)
White mates in 4.
Anatoly Lein vs Joel Benjamin, Estes Park, 1986
3Q4/1b3Rnk/4p3/1p5p/1q2q3/2r1B1P1/P2Q1K2/8 w - - 1 0
[ Rxg7+ Kxg7 Q2d7+ ]

d)
White mates in 4.
John Fedorowicz vs Anthony Miles, Long Beach, 1989
r3k2r/1qB3p1/3P1p2/2p1pB2/5b1p/P2Q3P/6P1/5R1K w - - 1 0
[ d7+ if Kf7 Bg6+ ]

e)
White mates in 5.
Sergey Kudrin vs Nick De Firmian, Greenville, 1983
7k/3q3p/p5pb/2PBrR2/1P1Q4/8/P3r2P/5R1K w - - 1 0
[ Rxe5 Bg7 Rf8+ Bxf8 Re7+ ]


mate in 3
Lev Alburt vs Dmitry Gurevich

Puzzles from the US CH of the 1980s, pt. iii.
The color disk on the diagram indicates who moves first.
a)
White mates in 6.
Lubomir Kavalek vs Walter Browne, Estes Park, 1986
r1q1r2k/p1pn2b1/1p4Qp/6p1/1P1Pp3/2P1BN2/P5PP/4RRK1 w - - 1 0
[ Nxg5 if hxg5 Rf7 or if Nf6 Rxf6 ]

b)
Sergey Kudrin vs Patrick Wolff, Estes Park, 1985
rn1q1rk1/ppp2Np1/5n1p/7Q/4R3/P1N5/1P3PPP/4R1K1 w - - 1 0
[ Nxh6+ if gxh6 Qg6+ Kh8 Re7 or if Kh7 Qh3 gxh6 Re7+ ]

c)
Lev Alburt vs Michel Wilder, Estes Park, 1986
rnb2rk1/4ppb1/3p3p/1ppP2pn/Pq2P3/2N2P2/1PQBB1PP/R3K1NR w KQ - 1 0
[ Nd1 ]

d)
John Fedorowicz vs Maxim Dlugy, Estes Park, 1987
1kq4r/4bppR/p1bp4/1p2n1P1/4P3/P1N1B3/1PPQB3/2K5 w - - 1 0
[ Qd4 if Kc7 Qa7+ Bb7 Nd5+ ]

e)
Nick De Firmian vs Guillermo Rey, San Francisco, 1987
1q4k1/3r2p1/2b1p3/p1p2R2/P1P5/1P5P/2B2Q2/6K1 w - - 1 0
[ Rf8+ Qxf8 Bh7+ ]


mate in 3
Nick De Firmian vs Anthony Miles

Puzzles from the US CH of the 1980s, pt. iv.
The color disk on the diagram indicates who moves first.
a)
John Fedorowicz vs Alexander Ivanov, Long Beach, 1989
2n1r1k1/6bp/6p1/B2Ppp2/3nN3/3P2P1/6BP/1R5K w - - 1 0
[ d6 fxe4 d7 if Rf8 Rb8 or if Nd6 Rb6 ]

b)
Boris Gulko vs Yasser Seirawan, Long Beach, 1989
2rr2k1/2Q3pp/qP3p2/p1B1p3/4P3/3b2P1/5P1P/3R1BK1 w - - 1 0
[ Bxd3 if Rxd3 Rxd3 Rxc7 Rd8+ ]

c)
Leonid Shamkovich vs Lubomir Kavalek, South Bend, 1981
3r2k1/6bp/5pp1/1p6/1Pn3P1/PN1p1P1P/6K1/2BR4 b - - 0 1
[ ...d2 if Kf2 Bh6 ]

d)
James Tarjan vs Larry Christiansen, Greenville, 1983
4r1k1/6p1/4p2p/p1q5/P3Q3/4P1P1/1rpR1P1P/2R3K1 b - - 0 1
[ ...Rb1 ]

e)
Lev Alburt vs Kamran Shirazi, Estes Park, 1986
8/1p3p2/k1p4p/3b1B2/5P2/4P3/1PKQq2P/8 b - - 0 1
[ ...Bb3+ ]


mate in 5
Sergey Kudrin vs Nick De Firmian

Puzzles from the US CH of the 1980s, pt. v.
The color disk on the diagram indicates who moves first.
a)
Dmitry Gurevich vs Larry Christiansen, Estes Park, 1987
3r4/p4pkp/1p3np1/4q3/1PQ3P1/3RN2B/P2p1PKP/8 b - - 0 1
[ ...b5 if Qc3 Qe4+ ]

b)
Philip Clemance vs Walter Browne, Los Angeles, 1987
3qr1k1/5pp1/8/p3N2p/1pRPPn2/5P2/PP5P/6QK b - - 0 1
[ ...Rxe5 if dxe5 Qd3 ]

c)
Sergey Kudrin vs Anthony Miles, Long Beach, 1989
2r3k1/1p1R2p1/pb1p1p2/3q4/PP3Pn1/5NrP/3Q2P1/4RB1K b - - 0 1
[ ...Qxf3 ]


Dmitry Gurevich vs Larry Christiansen


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