sentences:  The younger Striggio is most famous for his association with the composer Claudio Monteverdi.He wrote the libretto for Monteverdi's first opera "Orfeo" (1607), a landmark in the history of the genre, as well as the "ballo" (sung ballet) "Tirsi e Clori".Striggio worked at the court of Mantua and died of the plague while on a diplomatic mission to Venice.