1 9 6 3 ▁▁ ▁Acc adem ia ▁Nazionale ▁di ▁Santa ▁Cec ilia ▁International ▁Com position ▁Compet ition , ▁Rome ▁▁ 1 9 6 5 ▁▁ ▁Johann ▁Sebastian ▁Bach ▁International ▁Music ▁Compet ition , ▁Leipzig ▁▁ ▁Le eds ▁International ▁P iano ▁Compet ition ▁▁ 1 9 6 8 ▁▁ ▁José ▁V ian na ▁da ▁Mot ta ▁International ▁P iano ▁Compet ition , ▁Lis bon ▁▁ 1 9 6 9 ▁▁ ▁Jean ▁Sib el ius ▁International ▁Vi olin ▁Compet ition , ▁Hels ink i ▁▁ 1 9 7 1 ▁▁ ▁Pi otr ▁I ly ich ▁T cha ik ov sky ▁International ▁Music ▁Compet ition ▁( p iano , ▁viol in , ▁c ello , ▁singing ), ▁Moscow ▁▁ 1 9 7 3 ▁▁ ▁Grand ▁Prix ▁de ▁Chart res ▁▁ 1 9 7 4 ▁▁ ▁Je un esses ▁Musical es ▁International ▁Music ▁Compet ition , ▁Bel grade ▁▁ 1 9 7 5 ▁▁ ▁Aless andro ▁Cas ag ran de ▁International ▁P iano ▁Compet ition , ▁T erni ▁▁ ▁Arthur ▁Rub in stein ▁International ▁P iano ▁Master ▁Compet ition , ▁Tel ▁Av iv ▁▁ ▁Grand ▁Prix ▁Maria ▁Call as , ▁Ath ens ▁▁ 1 9 7 6 ▁▁ ▁Alberto ▁Cur ci ▁International ▁Vi olin ▁Compet ition , ▁Nap les ▁▁ ▁Clara ▁H ask il ▁International ▁P iano ▁Compet ition , ▁Ve vey ▁▁ ▁Pal oma ▁O ' She a ▁International ▁P iano ▁Compet ition , ▁Sant ander ▁▁ ▁S ion ▁International ▁Vi olin ▁Compet ition ▁▁ ▁Tib or ▁V arga ▁International ▁Vi olin ▁Compet ition ,