Question: Ivanhoé is an 1826 pastiche opera in three acts with music by Gioachino Rossini, the  music was adapted, with the composer's permission, by the music-publisher Antonio Pacini from Rossini's operas, namely La gazza ladra, is a "melodramma" or opera semiseria in two acts by Gioachino Rossini, with a libretto by who?
Sentence (from "Zelmira"): Stendhal called its music Teutonic, comparing it with "La clemenza di Tito" but remarking: "...while Mozart would probably, had he lived, have grown completely Italian, Rossini may well, by the end of his career, have become more German than Beethoven himself!"
Relevant evidence: No