Question: 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? 
Sentence (from "Amadis de Gaule (J.C. Bach)"): It followed the contemporary French fashion for resetting libretti by Quinault ("Armide" by Gluck and "Roland" by Piccinni are other examples of this trend).
Relevant evidence: No