Nyorai kupfuurira kweiyi ndima - Schmid akapiwa zita reInternational Arbiter muna 1975. Akanga ari mutongi mukuru weFischer<unk>Spassky 1972, Karpov<unk>Korchnoi 1978, Kasparov<unk>Karpov 1986
Mitambo yeWorld Championship, uye yeFischer-Spassky 1992 'Revenge Match'.