Jon Arnason vs Han Janssen
7th European Junior Championship 1977/78 Groningen NED round 9 1977.12.31
Sicilian Defense: Taimanov Variation, Bastrikov Variation 1-0

Jon Arnason vs Erik Pedersen
7th European Junior Championship 1977/78 Groningen NED round 12 1978.01.03
King’s Gambit 0-1