sentences:  At the beginning of his career Corbelli sang lyric baritone roles, but his natural talent for comedy caused him eventually to be typecast in comic parts.Among the buffo roles he has performed and/or recorded are Dr. Bartolo in Rossini’s "Il barbiere di Siviglia", Taddeo in Rossini’s "L'italiana in Algeri", Don Geronio in Rossini’s "Il turco in Italia", Dr Dulcamara in Donizetti’s "L'elisir d'amore", and the title role of Donizetti’s "Don Pasquale".He has frequently showed his versatility by singing two roles from the same opera