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

a)

Vaisser vs Levente Lengyel, Sochi, 1981
[ Bf3 if Bxf3 Qa2+ mates ]

b)

Vaisser vs Eduard Meduna, Sochi, 1983
[ Rxh5 if gxh5 Qg5+ mates ]

c)

Vaisser vs Oleg Romanishin, Sochi, 1983
[ Nxg6+ w/Rxe8+ & d7 ]

d)

Vaisser vs Jaan Ehlvest, Sverdlovsk, 1984
[ Nxe6 fxe6 Qxe6+ Bf7 Qxf7+ Qxf7 Bxf7+ Kxf7 Rd7+ ]

e)

Vaisser vs Veniamen Shtyrenkov, Sevastopol, 1986
[ Nxf7 if Kxf7 Qg6+ mates ]

Vaisser Puzzles, Part II. White to move and win except where noted.
a)

White Mates in 8. Vaisser vs Smbat Lputian, Sochi, 1985
[ Rd8 Rxd8 e7+ ]

b)

White Mates in 4. Vaisser vs Evgeni Vasiukov, Bhilwara, 1987
[ Qf8+ Kh5 Ng3+ Kg5 f4+ Kh4 Qe7# ]

c)

White Mates in 4. Vaisser vs Byron Jacobs, Cappelle la Grande, 1987
[ Qe6+ w/h3 ]

d)

White Mates in 5. Vaisser vs Lars Bo Hansen, Berlin, 1988
[ Rxf7+ Kxf7 Nd6+ Ke6 Qf5+ Ke7 Qf7+ Kd8 Nxb7# ]

e)

Vaisser vs Carlo Micheli, Mendrisio, 1989
[ f5 if Bxe5 Rxe5 & Nxf7+ ]

Vaisser Puzzles, Part III. White to move and win.
a)

Vaisser vs Andreas Mutzner, Mendrisio, 1989
[ Na4 ]

b)

Vaisser vs Niaz Murshed, Palma de Majorca, 1989
[ Qh5+ w/Ng6 ]

c)

Vaisser vs Stefan Mohr, San Bernadino Brocco, 1989
[ Qa3+ w/ Qxa7+ ]

d)

Vaisser vs K Brulhart, Cannes, 1990
[ Nh7 if Re8 Qg5 & Qh6 ]

e)

Vaisser vs Michal Krasenkow, Paris, 1990
[ Bd4 if Bxd4 Qxd4+ & Ra1 ]

f)

Vaisser vs Marco Lantini, Rome, 1990
[ Qb4 if Rc8 Qxc5 ]

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