 ), followed by the duet "Alla ragion, deh rieda" ("Ah!may your agitated and overburded soul") which then leads into a cabaletta trio with Rodrigo "the two tenors vying with each other in high-flying vocal agility", with the "winner" being Uberto with his high D. Osborne concludes by noting, as have other scholars, that this opera anticipates how the composer moved towards "Guillaume Tell".In his introductory essay in the booklet accompanying the Opera Rara recording, Jeremy Commons takes many of the above comments one step further by drawing attention to the way in which the composer takes the melody of Elena's opening cavatina ("Oh mattutini albori!"