The Fantasia, which opens on the stage with an aria and miserere, freely follows the sequence of episodes; likewise, the tempo indications do not reflect the tempo of the opera but rather a chamber-like rhythm more suited to the ensemble. Among the arias are "D'amor sull'ali rosee" (Leonora), "Ah! mi concedi pietoso" (Manrico), "Sì, la stanca m'opprime, figlio" (Azucena), and a virtuosic elaboration of the oboe line, the true originality of the Fantasia, on the themes expounded by the piano in t...