Buuxi weedha soo socota: Eduard Prandstetter wuxuu guusha ugu weyn ka gaaray xirfadiisa shaashadda 1976 iyo 1978 markii uu laba jeer ku guuleystay Horyaalka Chess ee Czechoslovakia. Sanadkii 1985 wuxuu Taxco kaga qaybgalay
Tartanka Interzonal ee Horyaalka Adduunka ee Chess-ka halkaas oo lagu qiimeeyay kaalinta 14-aad.