Input (grade 13): Ronald Belford "Bon" Scott (9 July 1946 - 19 February 1980) was an Australian rock musician, best known for being the lead singer and lyricist of Australian hard rock band AC/DC from 1974 until his death in 1980.
Output (grade 4): He was the lead singer of hard rock band AC/DC from 1974 until he died in 1980.