the Libretto of  Amadis de Gaule was originaly set by an Italian-born French composer, instrumentalist, and dancer who spent most of his life working in whose court?
Jean-Baptiste Lully Jean-Baptiste Lully (] ; born Giovanni Battista Lulli ] ; 28 November 1632 – 22 March 1687) was an Italian-born French composer, instrumentalist, and dancer who spent most of his life working in the court of Louis XIV of France. He is considered a master of the French baroque style. Lully disavowed any Italian influence in French music of the period. He became a French subject in 1661.
Giacomo Puccini Giacomo Antonio Domenico Michele Secondo Maria Puccini (] ; 22 December 1858 29 November 1924) was an Italian opera composer who has been called "the greatest composer of Italian opera after Verdi".