King louis xvi banned the play-version of what mozart opera before his execution by guillotine?

The Marriage of Figaro was Banned by Louis XVI because of its subversive and revolutionary message for that time. 

Explanation:

The marriage of Figaro tells the story of a servant who confronts his boss and baffles his master. The message of this opera was riotous. It illustrated the aristocracy as corrupt and depraved, this was considered highly revolutionary at the time.  This was considered to be a dangerous message for people, so much that Louis XVI tried to banned the play. Though it was put on stage and the first time it was open to the public in Paris caused a riot. 

i belive the classic sword and a shield would do

what the first or next guys says