Claim: Marco Betta, an Italian composer born netiher on July, nor on June 25, 1964, improved his studies with Armando Gentilucci and Salvatore Sciarrino; then made his debut in 1982 at the Festival Spaziomusica of Cagliari.
Evidence: Marco Betta (born 25 July 1964) is an Italian composer. Afterwards, he improved his studies with Armando Gentilucci and Salvatore Sciarrino. He made his debut in 1982 at the Festival Spaziomusica of Cagliari, thenceforth his compositions are regularly performed in the main Italian and European institutions. 
(1964-07-25) 25 July 1964 (age 56)
Enna, Italy Composer,
Teacher Afterwards, he improved his studies with Armando Gentilucci and Salvatore Sciarrino. He made his debut in 1982 at the Festival Spaziomusica of Cagliari, thenceforth his compositions are regularly performed in the main Italian and European institutions.