Question: This French nobleman was a member of a cadet branch of the House of Metz which was inherited after the death of duke Nicholas I in what year?
Sentence (from "Gaston, Count of Marsan"): Gaston de Lorraine (Gaston Jean Baptiste Charles; 7 February 1721 – 2 May 1743) was a French nobleman and member of a cadet branch of the House of Lorraine.
Relevant evidence: Yes