Question: Alvin Ailey and Virgil Thomson both worked in what American metropolis?

Context paragraphs:
Denise Jefferson: Denise Adele Jefferson (November 1, 1944 – July 17, 2010) was an American dance educator who served as the director of the Ailey School of the Alvin Ailey American Dance Theater from 1984 until her death.

Scott Wheeler (composer): Scott Wheeler is an American concert-music composer, born February 24, 1952, in Washington, D.C., now based in Boston, Massachusetts.  Since 1989, he has been on the faculty of Emerson College in Boston, where he has co-directed the music theater program.  Wheeler co-founded (with Rodney Lister and Ezra Sims) and for many years was artistic director of the Dinosaur Annex Music Ensemble, of which he remains artistic adviser.  As an active conductor and an advocate for the music of his colleagues, he has led numerous world and local premieres and recorded several compact discs.  Wheeler is on the board of directors of the Virgil Thomson Foundation], a composer advocacy group.  He attended Amherst College, the New England Conservatory, and Brandeis University and counts Virgil Thomson among his teachers.  He was also a Fellow of the Tanglewood Music Center and in 1988 was awarded a Guggenheim Fellowship.

Renee Robinson: Renee Robinson is a retired American dancer from Washington, D.C., who performed as a Principal Dancer of the Alvin Ailey American Dance Theater.  She began her dance training in classical ballet at the Jones-Haywood School of Ballet.  She also attended the School of American Ballet, the Dance Theatre of Harlem and The Ailey School.  Robinson was a member of the Alvin Ailey II before becoming a member of the Alvin Ailey American Dance Theater in 1981.

Sarah Swenson: Sarah Swenson is an American modern dance choreographer, dancer, and teacher.  She trained in early modern dance forms, and later studied postmodern dance.  She began her career in the 1990s in New York City, where she held numerous positions in the field.  Swenson began as a teacher at the Alvin Ailey School, and was Rehearsal Director and Performance Coach for the Alvin Ailey Student Performance Group, for which she created her first works.  She was also the Associate Artistic Director of Seraphim Dance Theatre, founded by the late Raymond C. Harris.

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.

Lord Byron (opera): Lord Byron is an opera in three acts by Virgil Thomson to an original English libretto by Jack Larson, inspired by the historical character Lord Byron.  This was Thomson's third and final opera.  He wrote it on commission from the Ford Foundation for the Metropolitan Opera (Met), but the Met never produced the opera.  The first performance was at Lincoln Center, New York City on April 20, 1972, by the music department of the Juilliard School with John Houseman as stage director, Gerhard Samuel as the conductor and Alvin Ailey as the choreographer.  A performance of a revised version, by the composer, took place in 1985 with the New York Opera Repertory Theater.

Sduduzo Ka-Mbili: As a performer in S.A., Sduduzo worked in Mbongeni Ngema’s Sarafina (The Movie), starring Whoopi Goldberg, Poison Musical by David Kramer and Taliep Peterson, Soweto Dance Theatre, directed by late Jackie Semela, Free Flight Dance Company, under the direction of Adele Blank and Christopher Kindo.In 1997, Sduduzo was one of the three recipients for a full scholarship to train at the Alvin Ailey American Dance School in New York City.  During his training in NYC, he was given an opportunity to create a piece (Izinhlungu Zami, My Sorrow) for the Alvin Ailey Repertory Dance Ensemble, which he later performed for the company.  In 1999, he toured the US with Donald Byrd’s Harlem Nutcracker before establishing a song and dance JUXTAPOWER production, representative of the South African culture.  Juxtapower eventually developed into a touring production that travelled extensively throughout the USA.

Ailey (crater): Ailey is a crater on Mercury.  It has a diameter of 21 kilometers.  Its name was adopted by the International Astronomical Union in on April 24, 2012.  Ailey is named for the American dancer and choreographer Alvin Ailey, who lived from 1931 to 1989 C.E.

Revelations (Alvin Ailey): Revelations is the signature choreographic work of Alvin Ailey American Dance Theater.  It was first produced by Alvin Ailey Dance Theater in New York City, New York on January 31, 1960.  "Revelations" tells the story of African-American faith and tenacity from slavery to freedom through a suite of dances set to spirituals and blues music.

Alvin Ailey American Dance Theater: The Alvin Ailey American Dance Theater (AAADT) is a modern dance company based in New York, New York.  It was founded in 1958 by choreographer and dancer Alvin Ailey.  It is made up of 32 dancers, led by artistic director Robert Battle and associate artistic director Masazumi Chaya.

Supporting paragraphs: Lord Byron (opera) Alvin Ailey
Answer: New York City