Complex sentence: Hugo himself particularly enjoyed the music of Gluck and Weber and greatly admired Beethoven, and rather unusually for his time, he also appreciated works by composers from earlier centuries such as Palestrina and Monteverdi.
Split into simpler sentences: Hugo himself particularly enjoyed the music of Gluck and Weber. He also greatly admired Beethoven, and rather unusually for his time, he also appreciated works by composers from earlier centuries such as Palestrina and Monteverdi.