Slavoj Kupka vs Josef Augustin
CSR-ch Bratislava CSR round 14 1959.02.07
Benoni Defense: Modern Variation 1-0

Slavoj Kupka vs Eduard Prandstetter
Czechoslovak Championship Rimavska Sobota CSR round 7 1974.04.??
Nimzo-Indian Defense: Normal Variation, Bernstein Defense 0-1

Josef Pribyl vs Slavoj Kupka
Czechoslovak Championship Bratislava CSR round 6 1967.05.13
English Opening: Symmetrical Variation, Botvinnik System Reversed 1/2-1/2