Ku sii qor faqradan - Eduard Prandstetter wuxuu gaadhay guusha ugu weyn ee xirfadiisa shaashadda 1976 iyo 1978 markii uu laba jeer ku guuleystay Horyaalka Chess ee Czechoslovakia. Sannadkii 1985 wuxuu Taxco kaga qaybgalay Tartanka Interzonal ee Horyaalka Adduunka ee Chess
halkaasoo ay ku jirto kaalinta 14-aad.