Boris Spassky vs Uwe Kunsztowicz
FRG-ch International Dortmund FRG round 3 1973.05.19
Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation 1/2-1/2

Pertti Poutiainen vs Uwe Kunsztowicz
Ribe 6 Nations chT DEN round 1 1973.08.05
Sicilian Defense: Sozin Attack, Main Line 1-0