Question: The Man in the Iron Mask is considered a sequel to a historical novel by Alexandre Dumas that translates to what in French?

Context paragraphs:
The Iron Mask: The Iron Mask is a 1929 American part-talkie adventure film directed by Allan Dwan.  It is an adaptation of the last section of the novel "The Vicomte de Bragelonne" by Alexandre Dumas, père, which is itself based on the French legend of the Man in the Iron Mask.

The Three Musketeers (1921 film): The Three Musketeers is a 1921 American silent film based on the novel "The Three Musketeers" by Alexandre Dumas, père.  It was directed by Fred Niblo and stars Douglas Fairbanks as d'Artagnan.  The film originally had scenes filmed in the Handschiegl Color Process (billed as the "Wyckoff-DeMille Process").  The film had a sequel, "The Iron Mask" (1929), also starring Fairbanks as d'Artagnan and DeBrulier as Cardinal Richelieu.

Lady in the Iron Mask: Lady in the Iron Mask is a 1952 film directed by Ralph Murphy, produced by Walter Wanger and starring Louis Hayward as D'Artagnan and Patricia Medina in the titular role.  Alan Hale, Jr. portrays Porthos, Judd Holdren plays Aramis, and Steve Brodie appears as Athos in this Three Musketeers adventure film, a reworking of Douglas Fairbanks' 1929 screen epic "The Iron Mask", an adaptation of the last section of the novel "The Vicomte de Bragelonne" by Alexandre Dumas, père, which is itself based on the French legend of the Man in the Iron Mask.

Twenty Years After: Twenty Years After (French: "Vingt ans après" ) is a novel by Alexandre Dumas, first serialized from January to August 1845.  A book of "The d'Artagnan Romances", it is a sequel to "The Three Musketeers" and precedes "The Vicomte de Bragelonne" (which includes the sub-plot "Man in the Iron Mask").

The Three Musketeers: The Three Musketeers (French: "Les Trois Mousquetaires" ] ) is a historical novel by Alexandre Dumas.

The Man in the Iron Mask (film): There have been several films that have had the title The Man in the Iron Mask, or that have been based on the final section of the novel "The Vicomte de Bragelonne" by Alexandre Dumas, père, which was itself based on the 18th century legend of the Man in the Iron Mask.  The plot often involves D'Artagnan and the Three Musketeers and an identical twin brother of King Louis XIV of France, and it is considered a sequel to "The Three Musketeers".

Alexandre Dumas: Alexandre Dumas ( ; ] ; born Dumas Davy de la Pailleterie ] ; 24 July 1802 – 5 December 1870), also known as Alexandre Dumas, "père" ("father"), was a French writer.  His works have been translated into nearly 100 languages, and he is one of the most widely read French authors.  Many of his historical novels of high adventure were originally published as serials, including "The Count of Monte Cristo", "The Three Musketeers", "Twenty Years After", and "".  His novels have been adapted since the early twentieth century for nearly 200 films.  Dumas' last novel, "The Knight of Sainte-Hermine," unfinished at his death, was completed by a scholar Claude Schopp who was the leading authority on Dumas and published in 2005, becoming a best seller.  It was published in English in 2008 as "The Last Cavalier."

The Vicomte of Bragelonne: Ten Years Later: The Vicomte of Bragelonne: Ten Years Later (French: "Le Vicomte de Bragelonne ou Dix ans plus tard" ] ) is a novel by Alexandre Dumas.  It is the third and last of "The d'Artagnan Romances", following "The Three Musketeers" and "Twenty Years After".  It appeared first in serial form between 1847 and 1850.  In the English translations, the 268 chapters of this large volume are usually subdivided into three, but sometimes four or even five individual books.  In three-volume English editions the volumes are entitled "The Vicomte de Bragelonne", "Louise de la Vallière", and "The Man in the Iron Mask".  Each volume is roughly the length of the original "The Three Musketeers".  In four-volume editions volume names remain except that "Louise de la Vallière" and "The Man in the Iron Mask" move from second and third volumes to third and fourth, with "Ten Years Later" becoming the second volume.  There are usually no volume-specific names in five-volume editions.

The Fifth Musketeer: The Fifth Musketeer is a 1979 film adaptation of the last section of the novel "The Vicomte de Bragelonne" by Alexandre Dumas, père, which is itself based on the French legend of the Man in the Iron Mask.

The Man in the Iron Mask (1939 film): The Man in the Iron Mask is a 1939 American film very loosely adapted from the last section of the novel "The Vicomte de Bragelonne" by Alexandre Dumas, père, which is itself based on the French legend of the Man in the Iron Mask.

Supporting paragraphs: The Man in the Iron Mask (film) The Three Musketeers
Answer: Les Trois Mousquetaires