Complex sentence: From 1966-68 he was a student at La Scala where his teacher was Dinaro Barra and later became a teacher at the Moscow Conservatory where he remained until 1988.
Split into simpler sentences: From 1966-68 he was a student at La Scala where his teacher was Dinaro Barra. He later became a teacher at the Moscow Conservatory where he remained until 1988.