Question: What dancer who died August 9, 2003 appeared in White Nights?

full_context: Document 1: White Nights (soundtrack): White Nights: Original Motion Picture Soundtrack is the soundtrack for the 1985 film, "White Nights". The most successful single on the album, "Separate Lives" by Phil Collins and Marilyn Martin, reached the top of the "Billboard" Hot 100 singles chart and was nominated for an Academy Award in 1986. The prize instead went to Lionel Richie's "Say You, Say Me", another chart topper which appeared in the film but was not included on the soundtrack due to licensing issues.
Document 2: Gower Champion: Gower Carlyle Champion (June 22, 1919 – August 25, 1980) was an American actor, theatre director, choreographer, and dancer.
Document 3: Black Swan (film): Black Swan is a 2010 American psychological horror film directed by Darren Aronofsky. The screenplay by Mark Heyman, Andres Heinz and John McLaughlin is from a story by Heinz. It stars Natalie Portman, Vincent Cassel, Mila Kunis, Barbara Hershey and Winona Ryder. The plot revolves around a production of Tchaikovsky's "Swan Lake" ballet by a prestigious New York City company. The production requires a ballerina to play the innocent and fragile White Swan, for which the committed dancer Nina (Portman) is a perfect fit, as well as the dark and sensual Black Swan, which are qualities better embodied by the new arrival Lily (Kunis). Nina is overwhelmed by a feeling of immense pressure when she finds herself competing for the part, causing her to lose her tenuous grip on reality and descend into a living nightmare.
Document 4: Gene Kelly: Eugene Curran Kelly (August 23, 1912 – February 2, 1996) was an American dancer, actor of film, stage and television, singer, film director, producer, and choreographer. He was known for his energetic and athletic dancing style, his good looks, and the likeable characters that he played on screen.
Document 5: Say You, Say Me: "Say You, Say Me" is a song written and recorded by Lionel Richie for the film "White Nights", starring Mikhail Baryshnikov and Gregory Hines. The single hit number 1 in the US and on the R&B singles chart in December 1985. It became Richie's ninth number one on the "Billboard" Adult Contemporary chart. The track is not available on the soundtrack album to the film, because Motown did not want Richie's first single since the "Can't Slow Down" album to appear on another record label. It finally appeared on the "Dancing on the Ceiling" album released in 1986.
Document 6: Alvin Ailey: Alvin Ailey (January 5, 1931 – December 1, 1989) was an African-American choreographer and activist who founded the Alvin Ailey American Dance Theater in New York City. He is credited with popularizing modern dance and revolutionizing African-American participation in 20th-century concert dance. His company gained the nickname "Cultural Ambassador to the World" because of its extensive international touring. Ailey's choreographic masterpiece "Revelations" is believed to be the best known and most often seen modern dance performance. In 1977, Ailey was awarded the Spingarn Medal from the NAACP. He received the Kennedy Center Honors in 1988. In 2014, President Barack Obama selected Ailey to be a posthumous recipient of the Presidential Medal of Freedom.
Document 7: Dancers (film): Dancers is a 1987 film directed by Herbert Ross and stars Mikhail Baryshnikov and Julie Kent. The story revolves around a ballet dancer who is planning to make a film version of the ballet "Giselle", and how his romance with a young woman parallels the plotline of the ballet. The film received scathing reviews upon release.
Document 8: Maurice Hines: Maurice Hines (born December 13, 1943) is an American actor, director, singer, and choreographer. He is the brother of dancer Gregory Hines.
Document 9: White Nights (1957 film): Le Notti Bianche (English: White Nights ) is a 1957 Italian film directed by Italian neorealist Luchino Visconti. The movie takes its title and basic plot from Fyodor Dostoevsky’s 1848 short story "White Nights."
Document 10: Dirty Dancing: Dirty Dancing is a 1987 American romantic drama dance film written by Eleanor Bergstein, directed by Emile Ardolino and starring Patrick Swayze and Jennifer Grey in the lead roles, and featuring Cynthia Rhodes and Jerry Orbach.
Document 11: Bob Fosse: Robert Louis Fosse (June 23, 1927 – September 23, 1987) was an American dancer, musical theatre choreographer, director, screenwriter, film director and actor.
Document 12: Fred Astaire: Fred Astaire (born Frederick Austerlitz; May 10, 1899 – June 22, 1987) was an American dancer, singer, actor, choreographer and television presenter.
Document 13: White Nights (1985 film): White Nights is a 1985 American drama film directed by Taylor Hackford and choreographed by Twyla Tharp and stars Mikhail Baryshnikov, Gregory Hines, Jerzy Skolimowski, Helen Mirren and Isabella Rossellini. It was shot in Finland, Portugal, the United Kingdom, the Soviet Union and Austria.
Document 14: Gregory Hines: Gregory Oliver Hines (February 14, 1946 – August 9, 2003) was an American dancer, actor, singer, and choreographer.
Document 15: Mikhail Baryshnikov: Mikhail Nikolayevich Baryshnikov (Russian: Михаи́л Никола́евич Бары́шников , Latvian: "Mihails Barišņikovs" ; born January 27, 1948), nicknamed "Misha" (Russian diminutive of the name "Mikhail"), is a Soviet and American dancer, choreographer, and actor.
ground_truth: Gregory Hines