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Here are some chess puzzles from top-rated games of 1968.
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.
Evgeni Vasiukov vs Alexander Zaitsev, Berlin, 1968
r2q1b1r/4kppp/p1Q1p3/8/1n1N4/5P2/PP3P1P/R1B1K2R w KQ - 1 0
[ Bg5+ ]
b) 
White mates in 2.
Janis Klovans vs Boris Katalymov, Leningrad, 1968
2k5/R5rp/1BN1p2q/1P1pPpn1/8/5P2/2P3PP/5RK1 w - - 1 0
[ Ra8+ ]
c) 
White mates in 2.
Milko Bobotsov vs Leonid Stein, Odessa, 1968
3r3r/1p3p1p/2np2p1/2pR4/PpP1PkP1/1P5R/2B2KP1/8 w - - 1 0
[ g3+ Kxg4 Rh4# ]
d) 
White mates in 2.
Janis Klovans vs Evgeni Vasiukov, Riga, 1968
4r1k1/1pq1bR2/1n5p/pPrpPBp1/8/1PN4Q/2P3PP/3R3K w - - 1 0
[ Qxh6 if Kxf7 Be6# ]
e) 
White mates in 2.
Rudolf Maric vs Vladimir Savon, Skopje, 1968
2b5/p1p2Qbk/4P3/8/1P2Np1p/2Pqn3/P5P1/R5K1 w - - 1 0
[ Nf6+ ]
Chess puzzles from top-rated games of 1968, pt. ii.
The color disk on the diagram indicates who moves first.
a) 
White mates in 3.
Vitaly Tseshkovsky vs Anatoly Lutikov, Alma-Ata, 1968
r7/ppqr1pkp/2pN1n1p/4Q3/P1pR4/8/1PP2PPP/4R1K1 w - - 1 0
[ Rg4+ if Kf8 Qxf6 ]
b) 
White mates in 3.
Boris Spassky vs Viktor Korchnoi, Kiev, 1968
8/5r1k/p3Npp1/4p3/3nP3/4QP2/PP2q1P1/1KR5 w - - 1 0
[ Qh6+ if Kg8 Rc8+ or if Kxh6 Rh1# ]
c) 
White mates in 3.
Samuel Reshevsky vs D A Yanofsky, Lugano, 1968
r1b2rk1/1p3pb1/2p3p1/p1B5/P3N3/1B1Q1Pn1/1PP3q1/2KR3R w - - 1 0
[ Nf6+ if Bxf6 Qxg6+ ]
d) 
White mates in 3.
Evgeni Vasiukov vs Georgy Borisenko, Riga, 1968
2r1rk2/p2q2pQ/1pnnp3/2p1p1B1/2P1B1P1/3P4/PP3P1P/R3R1K1 w - - 1 0
[ Qh8+ Kf7 Bg6+ Kxg6 Qh5# ]
e) 
White mates in 3.
Viktor Kupreichik vs Albert Kapengut, URS, 1968
8/p3b1Q1/4Nn1p/1p3k2/5P2/8/Pqp3PP/4RK1R w - - 1 0
[ h3 ]
Chess puzzles from top-rated games of 1968, pt. iii.
The color disk on the diagram indicates who moves first.
a) 
Black mates in 3.
Bent Larsen vs Miguel Najdorf, Lugano, 1968
8/6pk/pN5p/4Rp1q/4nP2/2r4P/Q5P1/6RK b - - 0 1
[ ...Rxh3+ gxh3 Qxh3+ Qh2 Nf2# ]
b) 
Black mates in 3.
Bent Larsen vs Viktor Korchnoi, Palma de Majorca, 1968
1Q6/5p1k/4p1p1/8/4B2q/8/r2r2P1/2R1R1K1 b - - 0 1
[ ...Rxg2+ Bxg2 Qf2+ ]
c) 
White mates in 4.
Yuri Sakharov vs Alexander Cherepkov, Alma-Ata, 1968
4r3/1q3ppk/3b4/1p1P4/2b1PR2/p5P1/5P1P/B1Q3K1 w - - 1 0
[ Rh4+ Kg8 Rh8+ Kxh8 Qh6+ ]
d) 
White mates in 4.
Helmut Pfleger vs Jan-Hein Donner, Bamberg, 1968
8/q4p1p/2Q1n1p1/pB2k1BP/Pb6/6P1/5PK1/8 w - - 1 0
[ f4+ if Nxf4+ Bxf4+ Kf5 Bd3+ ]
e) 
White mates in 4.
Lajos Portisch vs Gyorgy Szilagyi, Budapest, 1968
r7/1q3nk1/3p1Np1/1p1P4/1Pp4Q/7P/5PP1/4R1K1 w - - 1 0
[ Qh7+ Kxf6 Re6+ ]
Tactics you can use from wtharvey.com
Chess puzzles from top-rated games of 1968, pt. iv.
The color disk on the diagram indicates who moves first.
a) 
White mates in 4.
Vassily Smyslov vs Werner Golz, Polanica Zdroj, 1968
r2q4/1p2N2k/1P3Qp1/pBnpp3/4b1P1/8/P6P/5RK1 w - - 1 0
[ Rf3 if Bxf3 Qxg6+ or if Qf8 Rh3+ Qh6 Qf7+ ]
b) 
White mates in 4.
Vassily Smyslov vs Vladimir Liberzon, Riga, 1968
4r2k/2p4p/1p6/1b1BpR2/7P/2B3P1/5R1K/1q6 w - - 1 0
[ Rxe5 if Re6 Rxe6+ Kg8 Rg6# ]
c) 
White mates in 4.
Lubomir Kavalek vs Slobodan Martinovic, Sarajevo, 1968
4kr2/ppp3bQ/3p1R2/3Pp1B1/2P2n2/5r2/PP6/2K5 w - - 1 0
[ Re6+ if Nxe6 Qg6+ or if Kd7 Qxg7+ ]
d) 
White mates in 4.
Mark Dvoretzky vs Genrikh Chepukaitis, URS, 1968
r1bq3k/ppp4r/5nQ1/5N2/8/2P5/PP4PP/4RRK1 w - - 1 0
[ Qxf6+ if Qxf6 Re8+ or if Kg8 Qg6+ ]
e) 
Black mates in 4.
Florin Gheorghiu vs Viktor Korchnoi, Palma de Majorca, 1968
1q5k/8/2R1Q3/7p/P3p2P/1P4r1/2N2r2/4K3 b - - 0 1
[ ...Rg1+ Kxf2 Qg3+ Ke2 Qf3+ ]
Chess puzzles from top-rated games of 1968, pt. v.
The color disk on the diagram indicates who moves first.
a) 
White mates in 5.
Simon Webb vs George Botterill, Bristol, 1968
5rk1/1P1R1p1p/1q4p1/2Q5/Pp6/1B2n2P/5PPK/2R1r3 w - - 1 0
[ Qxf8+ Kxf8 Rxf7+ Ke8 Rc8+ ]
b) 
Black mates in 5.
Jorge Luis Rodriguez vs Ratmir Kholmov, Habana, 1968
1br3rk/1p5q/p1p1p1b1/2Pp2P1/PP1Pn1pP/4P3/5BBP/2Q1NRRK b - - 0 1
[ ...Qc7 Bg3 Nxg3+ hxg3 Qxg3 ]
c) 
Viatcheslav Osnos vs Yuri Sakharov, Alma-Ata, 1968
r3r1k1/5pp1/p1b1qn1p/3p4/p1pP2PQ/B1P1PP2/2B4P/4RRK1 w - - 1 0
[ Bf5 ]
d) 
Dragoljub Minic vs Peter Dely, Belgrade, 1968
r3r1k1/p6p/1qp2ppB/3n4/2Q1R3/7P/P4PP1/3R2K1 w - - 1 0
[ Rxd5 if cxd5 Qxd5+ Kh8 Qf7 mates ]
e) 
Lubomir Kavalek vs Jan Timman, Hague, 1968
RB6/5rpp/2kb4/5p2/P3p3/6P1/5P1P/5K2 w - - 1 0
[ Ra6+ if Kb7 Ra7+ ]
Chess puzzles from top-rated games of 1968, pt. vi.
The color disk on the diagram indicates who moves first.
a) 
Aurel Urzica vs Volodia Vaisman, Bucharest, 1968
1b2r1k1/p3q2p/6p1/3R1p2/2PQ4/1P3B2/5PKP/8 w - - 1 0
[ Rd7 Qg5+ Kf1 Be5 Qd5+ Kh8 Qf7 ]
b) 
Karoly Honfi vs Evgeni Vasiukov, Kislovodsk, 1968
6k1/1p5p/p1qB2p1/2P2p2/1P1n4/P2Q3P/4r1PK/5R2 w - - 1 0
[ Qc4+ ]
c) 
Eduard Bukhman vs Alexsander Shashin, Leningrad, 1968
8/ppn2R2/3p2pp/2pn3k/4N1N1/Pq5P/1P6/5RK1 w - - 1 0
[ Rh7 if Qxh3 Rxh6+ Kxg4 Nf2+ ]
d) 
Bent Larsen vs Florin Gheorghiu, Monaco, 1968
4rq2/3pk3/p1rp1p2/3Q4/5PR1/1P4P1/P7/5RK1 w - - 1 0
[ Re1+ Kd8 Rxe8+ if Qxe8 or Kxe8 Rg8 ]
e) 
Yuri Anikaev vs Zolton Ribli, Moscow, 1968
4r1k1/p6p/1p1Rp1p1/3nPp2/2q2P1Q/7P/P3N1PK/8 w - - 1 0
[ Rd7 if Ne7 Ng3 ]
'Characteristic Puzzles in the Opening' series
Chess puzzles from top-rated games of 1968, pt. vii.
The color disk on the diagram indicates who moves first.
a) 
Pal Benko vs Donald Byrne, Palma de Majorca, 1968
8/1p2k3/1n4pp/4B3/1bp5/p1N1P1PP/P1K2P2/8 w - - 1 0
[ Bd4 if Nc8 Nd5+ ]
b) 
Bojan Kurajica vs Vlastimil Hort, Sombor, 1968
3r1rk1/p1p1b1pb/2q5/2Pp2p1/3B2Bn/1PNQ4/P4P1R/4R2K w - - 1 0
[ Rxe7 if Bxd3 Rxg7+ Kh8 Rxg5+ Rf6 Rxh4+ ]
c) 
Miguel Najdorf vs Michael Valvo, New York, 1968
6k1/7p/p3N1p1/P1p5/4r3/7P/1RP3P1/5b1K w - - 1 0
[ Rb8+ Kf7 Ng5+ ]
d) 
Reinhard Fuchs vs David Bronstein, Berlin, 1968
3rr1k1/3qppb1/1p3n1p/1N4pN/Pn1P4/4BQP1/1P2RPKP/R7 b - - 0 1
[ ...g4 Nxf6+ exf6 Qf4 Nd5 ]
e) 
Ivan Farago vs Istvan Csom, Budapest, 1968
r4rk1/pp4pp/8/3Pp2n/2P1R2q/2Q2B1b/P4P1P/R1B3K1 b - - 0 1
[ ...Qf6 if Re3 Qg6+ mates ]
Chess puzzles from top-rated games of 1968, pt. viii.
The color disk on the diagram indicates who moves first.
a) 
Istvan Bilek vs Leonid Stein, Kecskemet, 1968
3r1rk1/1b2bppp/p3p3/R3N3/2pB1P2/2P3qP/PP1Q2P1/5RK1 b - - 0 1
[ ...Rxd4 cxd4 Bb4 if Ra3 Qxa3 ]
b) 
Istvan Bilek vs Helmut Pfleger, Lugano, 1968
4r1k1/pp1Q1p1p/2q3p1/8/8/P5P1/1P3P1P/3R2K1 b - - 0 1
[ ...Re1+ ]
c) 
Nikolai Krogius vs Slobodan Martinovic, Sarajevo, 1968
1r3rk1/3qppbp/Q5p1/1p1P4/2n2B2/6P1/PPR2PBP/5RK1 b - - 0 1
[ ...Rb6 ]
d) 
Jan-Hein Donner vs Robert Huebner, Buesum, 1968
1rr3k1/p4p1p/1q4p1/2R2P2/4P3/2Q5/PP4PP/2R3K1 b - - 0 1
[ ...Rxc5 Qxc5 Rc8 ]
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