Complex sentence: When a national radio station, "Rádio Nacional", was inaugurated in 1936, Gnattali immediately became involved and remained an influential figure in the institution for 30 years, conducting and providing sophisticated arrangements of popular music.
Split into simpler sentences: When a national radio station, "Rádio Nacional", was inaugurated in 1936, Gnattali immediately became involved. He remained an influential figure in the institution for 30 years, conducting and providing sophisticated arrangements of popular music.