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Wikipedia: Lulu (opera)

Wikipedia: Madame de Pompadour

Anchor text: Complete libretto (with Spanish translation)

Wikipedia: Il ritorno d'Ulisse in patria

Anchor text: Libretto of ''Don Rodrigo'' (Spanish only)

Wikipedia: Don Rodrigo

Anchor text: Libretto of ''Bomarzo'' (Spanish only)

Wikipedia: Bomarzo (opera)

Anchor text: Libretto of ''Beatrix Cenci'' (Spanish only)

Wikipedia: Beatrix Cenci

Anchor text: Libretto of ''I Capuleti e i Montecchi''

Wikipedia: I Capuleti e i Montecchi