 He gave lessons to a number of pianists, including the great virtuoso Hans von Bülow, who married Liszt's daughter Cosima in 1857 (years later, she would marry Richard Wagner).He also wrote articles championing Berlioz and Wagner.Finally, Liszt had ample time to compose and during the next 12 years revised or produced those orchestral and choral pieces upon which his reputation as a composer mainly rested.