Complex sentence: Simone de Oliveira has started her career at the end of 1950's and reached the breaking-point in 1969 with the song Desfolhada portuguesa, with lyrics by José Carlos Ary dos Santos and music by Nuno Nazareth Fernandes.
Split into simpler sentences: Simone de Oliveira has started her career at the end of 1950's. She reached the breaking-point in 1969 with the song Desfolhada portuguesa, with lyrics by José Carlos Ary dos Santos and music by Nuno Nazareth Fernandes.