Question: What was the record label of the musician who was in Red Shirley as a cast member?

full_context: Document 1: Red Bells: Red Bells (also known as "Mexico in Flames", "Insurgent Mexico" and "Red Bells Part I – Mexico on Fire") is a 1982 adventure-drama film directed by Sergei Bondarchuk. It was coproduced by Soviet Union (where it was released as "Krasnye kolokola, film pervyy – Meksika v ogne"), Italy (where is known as "Messico in fiamme") and Mexico (where its title is "Campanas rojas"). It is the first of a two-part film centered on the life and career of John Reed, the revolutionary communist journalist that had already inspired Warren Beatty's "Reds". This chapter focuses on Reed's reportage about 1915 Mexican revolution. It was followed by "Red Bells II".
Document 2: Storyville (album): Storyville is Robbie Robertson's second solo album. It is focused on the famous jazz homeland section of New Orleans and on that part of the South in particular. He contributed one song ("Breakin' the Rules") to Wim Wenders' soundtrack to his 1991 film, "Until the End of the World".
Document 3: Metallica: This Monster Lives: The book follows the emotional roller-coaster both he and his film partner Bruce Sinofsky and the band Metallica went through during the creation film. The book takes in the time from Berlinger and Sinofsky's first meeting with Metallica in 1999 to the 2003 Summer Sanitarium Tour. Berlinger and Sinofsky's relationship was at an all time low, exacerbated by Berlinger's decision to direct the disastrous sequel to the Blair Witch. At the start of filming the relationship between the band members, especially between vocalist James Hetfield and drummer Lars Ulrich, is in a similarly perilous position after bassist Jason Newsted quit the band and long standing grudges between the remaining members threaten to escalate past the point of no return.
Document 4: Ecstasy (Lou Reed album): Ecstasy is the eighteenth solo studio album by American musician Lou Reed, released in 2000. It is a concept album about Reed's personal experiences with marriage and relationships and is his final rock album that is not a collaboration.
Document 5: In Through the Out Door: In Through the Out Door is the eighth and final studio album by the English rock band Led Zeppelin. It was recorded over a three-week period in November and December 1978 at ABBA's Polar Studios in Stockholm, Sweden, and released by Swan Song Records on 15 August 1979. In 1980, the band's drummer John Bonham died, and they disbanded soon after.
Document 6: The Creation of the Universe: The Creation of the Universe is an album by Lou Reed's Metal Machine Trio. The trio was formed in 2008 with Ulrich Krieger and Sarth Calhoun to play music inspired by Reed's 1975 album "Metal Machine Music". The first concerts of the group were on October 2 and 3, 2008, at REDCAT in Los Angeles. The group was named Metal Machine Trio only after these concerts. The concert itself was announced as Lou Reed and Ulrich Krieger: Unclassified. The CD is the unedited live recording of both nights. It is available in a variety of formats from Lou Reed's website including, MP3, FLAC, 2 Disk CD and Deluxe CD. Cover and inlay photos are by Lou Reed.
Document 7: The Song of the Rivers: The Song of the Rivers () is a 1954 documentary film production by the East Germany film studio DEFA. Dutch filmmaker Joris Ivens was the leading director. The sprawling film celebrates international workers movements along six major rivers: the Volga, Mississippi, Ganges, Nile, Amazon and the Yangtze. Shot in many countries by different film crews, and later edited by Ivens, Song of the Rivers begins with a lyrical montage of landscapes and laborers and proceeds to glorify labor and modern industrial machinery. The musical score is by Dmitri Shostakovich, with lyrics written by Berthold Brecht, and songs performed by German communism's star Ernst Busch and famous American actor, singer and activist Paul Robeson who also narrates. "Song of the Rivers" is an ode to "international solidarity".
Document 8: Shadows of Memory: "Shadows of Memory" caps a series of documentaries von Alemann filmed on the history of Germany, this time turning her lens on the Holocaust. She returns to the town of her family’s origins where the lush landscapes contrast with the jarring truth her mother shares with daughter and granddaughter. Letting their conversation flow naturally, the intimate documentary explores how anti-Semitism developed in Germany and how average citizens ignored the evils of the Holocaust.
Document 9: Lulu (Lou Reed and Metallica album): Lulu is a collaboration album between rock singer-songwriter Lou Reed and heavy metal band Metallica. It was released on October 31, 2011 by Warner Bros. in the U.S. and Vertigo elsewhere. The album is the final full-length studio recording project that Reed was involved in before his death in October 2013. It was recorded in San Rafael, California, during April through June 2011, after Reed had played with Metallica at the Rock and Roll Hall of Fame's 25th Anniversary Concert which led to them wanting to collaborate. The lead single, titled "The View", was released on September 27, 2011.
Document 10: The Last Album: The Last Album was the last studio album Albert Ayler recorded before his death in 1970. The album was released posthumously (hence the title) in 1971 on Impulse! Records. The album consists of outtakes from the sessions for "Music Is the Healing Force of the Universe". The album was recorded August 26-29, 1969 at Plaza Sound Studios in New York City.
Document 11: The Man Who Sold the World: "The Man Who Sold the World" is a song written and performed by David Bowie. It is the title track of his third album, which was released in the US in November 1970 and in the UK in April 1971. The song has been covered by a number of other artists, notably by Lulu, who had a UK No. 3 hit with her version in 1974, and Nirvana, whose 1993 performance of the song for the television program "MTV Unplugged" introduced it to a new audience.
Document 12: Red Shirts (film): Red Shirts (Italian:Camicie rosse) is a 1952 French-Italian historical drama film directed by Goffredo Alessandrini and Francesco Rosi and starring Anna Magnani, Raf Vallone and Alain Cuny. The title refers to the historical Redshirts. It is also known as Anita Garibaldi. The film portrays the life of Anita Garibaldi (1821–1849), the wife of Italian unification leader Giuseppe Garibaldi.
Document 13: Red Shirley: Red Shirley is a short documentary film directed by Lou Reed. It tells the story of his cousin, Shirley Novick, living through World War I, fleeing Poland during World War II, and taking part in the March on Washington for Jobs and Freedom. The film was shot by photographer Ralph Gibson, and the soundtrack was recorded by Metal Machine Trio.
Document 14: Reds (film): Reds is a 1981 American epic historical drama film co-written, produced, and directed by Warren Beatty. The picture centers on the life and career of John Reed, the journalist and writer who chronicled the Russian Revolution in his book "Ten Days That Shook the World". Beatty stars in the lead role alongside Diane Keaton as Louise Bryant and Jack Nicholson as Eugene O'Neill.
Document 15: The Definitive Collection (Lou Reed album): The Definitive Collection is Arista's 1999 Lou Reed collection, complete with an appropriately decadent cover photo by Mick Rock from the mid-1970s.
ground_truth: Warner Bros.
sub_queries: Who is in Red Shirley as a cast member? Answer: Lou Reed
Lou Reed >> record label Answer: Warner Bros.