The three plays in Pierre Beaumarchais’ Figaro trilogy are The Barber of Seville (1775), The Marriage of Figaro (1784) and The Guilty Mother (1792). In 1786 Mozart based his opera on the second of these, and thirty years later Rossini utilised the first, which involves the same characters of Figaro, Count Almaviva, Rosina, Doctor Bartolo and Don Basilio, for his own comic masterpiece. Like Donizetti’s Don Pasquale and Richard Strauss’ Der Rosenkavalier that...