Question: A Woman's Revenge was a film starring an actress who was also what kind of dancer?

Context paragraphs:
The Corsican Brothers (1941 film): The Corsican Brothers is a 1941 swashbuckler film starring Douglas Fairbanks, Jr. in a dual role as the title Siamese twins, separated at birth and raised in completely different circumstances.  Both thirst for revenge against the man who killed their parents (played by Akim Tamiroff), both fall in love with the same woman (portrayed by Ruth Warrick).  The story is very loosely based on the novella "Les frères Corses" (in English: "The Corsican Brothers") by French writer Alexandre Dumas, père.

Vera Karalli: Vera Alexeyevna Karalli (Russian: Вера Алексеевна Каралли ; 27 July 1889 – 16 November 1972) was a Russian ballet dancer, choreographer and silent film actress during the early years of the 20th century.

Thriller – A Cruel Picture: Thriller – A Cruel Picture (Swedish: "Thriller – en grym film" , also known as "They Call Her One Eye", "Hooker's Revenge" and "Thriller") is a 1973 Swedish exploitation film in the "rape and revenge" genre written and directed by Bo Arne Vibenius under the name Alex Fridolinski.  It tells the story of a mute young woman who is forced into heroin addiction and prostitution, and her revenge on the men responsible.

Mud and Sand: Mud and Sand is a silent film starring Stan Laurel, that was filmed in 1922.  Laurel plays a matador who makes a fool of a famous Spanish dancer.  The dancer demands revenge and, in the end, kills the matador by throwing a concealed brick at him after a fight with the fiercest bull in Spain.  The moral of the story, shown in the last scene, is: "If you want to live long — and be happy — cut out the bull!"  The title spoofs the Rudolph Valentino film "Blood and Sand", and many scenes directly parody that film.

Mil Mascaras vs. the Aztec Mummy: Mil Mascaras vs. the Aztec Mummy (also known as Mil Mascaras: Resurrection) is a 2007 Mexican-American lucha libre film starring the legendary Mexican wrestler and cult film star Mil Máscaras.  It has the distinction of being the first lucha film starring any of the "Big 3" (Santo, Blue Demon, Mil Máscaras) to be produced in English.  It was a tribute to the 1960s Mexican horror and lucha libre films and was the first of a trilogy of Mil Mascaras films that includes Academy of Doom (2008) and Aztec Revenge (2015).

Kind Hearts and Coronets: Kind Hearts and Coronets is a 1949 British black comedy film.  It features Dennis Price, Joan Greenwood, Valerie Hobson and Alec Guinness; Guinness plays nine characters.  The plot is loosely based on the novel "Israel Rank: The Autobiography of a Criminal" (1907) by Roy Horniman.  It concerns Louis D'Ascoyne Mazzini, the son of a woman disowned by her aristocratic family for marrying out of her social class.  After her death Louis decides to take revenge on the family, and to take the dukedom, by murdering the eight people ahead of him in succession to the title.

Black Is White: Black Is White is a 1920 American silent drama film starring Dorothy Dalton and directed by Charles Giblyn.  It was produced by Thomas H. Ince and distributed by Paramount Pictures.  The movie is based on a novel, "Black is White", by George Barr McCutcheon.  The film's spelling differs from the spelling of the novel.  The plot is one in which a woman stands almost any form of abuse from a man and finally forgives him at the moment she has opportunity for the revenge she has always sought, such stories being somewhat popular at the time.

A Woman's Revenge (1921 film): A Woman's Revenge (German: Die Rache einer Frau) is a 1921 German silent drama film directed by Robert Wiene and starring Vera Karalli, Franz Egenieff and Olga Engl.  In order to punish her cold, brutal aristocratic husband for murdering her lover, a woman becomes a common prostitute to shame him.  The film received largely negative reviews.

Aztec Revenge: Aztec Revenge (also known as Mil Mascaras: Aztec Revenge) is a 2015 American lucha libre film starring the legendary Mexican wrestler and film star Mil Máscaras.  It continues a storyline from the popular 2008 film, Mil Mascaras vs. the Aztec Mummy, and is the third of a trilogy of films that also includes Academy of Doom.

Tarzan's Revenge: Tarzan's Revenge is a 1938 American adventure film starring Glenn Morris in his only outing as Tarzan.  Eleanor Holm, a popular swimming star, co-starred as Eleanor Reed.  The film was produced by Sol Lesser, written by R. Lee Johnson and Jay Vann (based on the character created by Edgar Rice Burroughs) and directed by D. Ross Lederman.  Sol Lesser cast two Olympic athletes in "Tarzan's Revenge": 1936 decathlon champion Glenn Morris as Tarzan and aquatic medal-winner Eleanor Holm as "Eleanor".

Supporting paragraphs: A Woman's Revenge (1921 film) Vera Karalli
Answer: ballet dancer