Question: Plan B Entertainment Inc., more commonly known as Plan B, is an American film production company founded in November of which year, by Brad Grey, Jennifer Aniston, and Brad Pitt, an American actor and producer?

full_context: Document 1: Brad Bird: Phillip Bradley "Brad" Bird (born September 24, 1957) is an American director, screenwriter, animator, producer and occasional voice actor, known for animated and live-action films.
Document 2: Point Grey Pictures: Point Grey is an American film production company founded by Seth Rogen and Evan Goldberg in 2011. The company is named after Vancouver's Point Grey Secondary School, where Rogen and Goldberg first met.
Document 3: Team Downey: Team Downey is an American production company founded by Robert Downey Jr. and Susan Downey that produces film and television properties. David Gambino is the president of production. Team Downey was based at Warner Bros. since its founding in 2010, but left in October 2016. It will still be part of Warner Bros' "top priority projects" such as a live-action adaptation of "Pinocchio", and the sequel to "".
Document 4: Type A Films: Type A Films is a film production company that came from an early nickname of Reese's - Little Miss Type A. Reese Witherspoon wanted to start her own company to be able to produce quality films for young women. Her success with "Legally Blonde" allowed Type A Films to expand and get more recognition in the industry. Before Jennifer Simpson became its president in 2002, she was the head of development and production for Barry Mendel Productions where on films, such as "The Sixth Sense" and "The Royal Tenenbaums".
Document 5: Jon Voight: Jonathan Vincent Voight ( ; born December 29, 1938) is an American actor. He is the winner of one Academy Award, having been nominated for four. He has also won four Golden Globe Awards and was nominated for eleven. He is the father of actress Angelina Jolie and actor James Haven.
Document 6: Miramax: Miramax (also known as Miramax Films) is an American entertainment company known for producing and distributing films and television shows. It is headquartered in Santa Monica, California. Miramax was founded in 1979 by Bob and Harvey Weinstein, and was a leading independent film motion picture distribution and production company before it was acquired by the Walt Disney Company on June 30, 1993. Shortly thereafter, "Pulp Fiction" was released. The Weinsteins operated Miramax with more creative and financial independence than any other division of Disney, until September 30, 2005 when they left the company and founded The Weinstein Company. Miramax was sold by Disney to Filmyard Holdings, a joint venture of Colony NorthStar, Tutor-Saliba Corporation, and Qatar Investment Authority, in 2010, ending Disney's 17-year ownership of the studio. In 2016, ownership was transferred to beIN Media Group.
Document 7: Dede Gardner: Dorcas Wright "Dede" Gardner is an American film producer and the president of Plan B Entertainment, a production company founded by Brad Pitt.
Document 8: Mark Wahlberg: Mark Robert Michael Wahlberg (born June 5, 1971) is an American actor, producer, businessman, former model, and former rapper. Wahlberg was known as Marky Mark in his early career as frontman for the group Marky Mark and the Funky Bunch, releasing the albums "Music for the People" and "You Gotta Believe". Wahlberg later transitioned to acting, appearing in films such as the drama "Boogie Nights" and the satirical war comedy-drama "Three Kings" during the 1990s. In the 2000s, he starred in the biographical disaster drama "The Perfect Storm", the science fiction film "Planet of the Apes", the heist film "The Italian Job", and the Martin Scorsese-directed neo-noir crime drama "The Departed", for which he received an Academy Award nomination for Best Supporting Actor. In the 2010s, he starred in the action comedy "The Other Guys" alongside Will Ferrell, the biographical sports drama "The Fighter" (for which he earned an Academy Award nomination as a producer for Best Picture), the comedy "Ted", the war film "Lone Survivor", the crime comedy "Pain & Gain", the science fiction action film "" and the sequel "", the comedy "Daddy's Home", the disaster film "Deepwater Horizon", and the thriller "Patriots Day".
Document 9: Plan B Entertainment: Plan B Entertainment Inc., more commonly known as Plan B, is an American film production company founded in November 2001 by Brad Grey, Brad Pitt and Jennifer Aniston. In 2005, after Pitt and Aniston divorced, Grey became the CEO of Paramount Pictures and Pitt became the sole owner of the company. It currently holds a release deal with Paramount Pictures, along with Warner Bros., 20th Century Fox, and (since 2016) Walt Disney Pictures. The president of the company was for years Dede Gardner, but she and Pitt named Jeremy Kleiner co-president with Gardner in 2013. Three of the production company's movies, "The Departed", "12 Years a Slave", and "Moonlight" have won the Academy Award for Best Picture.
Document 10: Bradley Cooper: Bradley Charles Cooper (born January 5, 1975) is an American actor. He was one of the world's highest-paid actors for three years, and has been nominated for various accolades, including four Academy Awards, two BAFTA Awards and two Golden Globe Awards. Cooper appeared in "Forbes" Celebrity 100 on two occasions and "Time"'s list of 100 most influential people in the world in 2015.
Document 11: Nick Meyer: Nick Meyer is an American film producer and CEO of Sierra/Affinity. Meyer was the president of Paramount Vantage until December 2008. In 2007, with Meyer as co-head of Paramount, the Studio received 19 Academy Award nominations. Four of the Studio's 2007 feature films were honored: "There Will Be Blood", a Paramount Vantage and Miramax co-production, received eight nominations, winning Best Picture among others; "No Country for Old Men", also a Miramax and Paramount Vantage co-production, received eight nominations; "Into the Wild" earned two nominations; "The Kite Runner" garnered one nomination. At the 80th Academy Awards, Blood and No Country won a combined six awards, including the Academy Award for Best Picture for No Country, the Academy Award for Best Actor for Daniel Day-Lewis in Blood, and the Academy Award for Best Supporting Actor for Javier Bardem in No Country.
Document 12: Ben Affleck: Benjamin Geza Affleck-Boldt (born August 15, 1972) is an American actor, director, screenwriter, and producer. His accolades include two Academy Awards, three Golden Globe Awards, two BAFTA Awards and two Screen Actors Guild Awards. He began his career as a child and starred in the PBS educational series "The Voyage of the Mimi" in 1984, before a second run in 1988. He later appeared in the independent coming-of-age comedy "Dazed and Confused" (1993) and various Kevin Smith films including "Chasing Amy" (1997) and "Dogma" (1999). Affleck gained wider recognition when he and childhood friend Matt Damon won the Golden Globe and Academy Award for Best Original Screenplay for "Good Will Hunting" (1997). He then established himself as a leading man in studio films including the disaster drama "Armageddon" (1998), the romantic comedy "Forces of Nature" (1999), the war drama "Pearl Harbor" (2001) and the thriller "Changing Lanes" (2002).
Document 13: Paul Giamatti: Paul Edward Valentine Giamatti ( ; born June 6, 1967) is an American actor and producer. He was nominated for an Academy Award for Best Supporting Actor for the film "Cinderella Man" and is also known for his roles in the films " Thunderpants", " Private Parts", " Sideways", "American Splendor," "The Illusionist", "Cold Souls", "Barney's Version", "Big Fat Liar", "Love & Mercy", "Straight Outta Compton", "San Andreas", and "Win Win", as well as the series "Downton Abbey" and the miniseries "John Adams". He has won two Golden Globe Awards, a Primetime Emmy Award, and four Screen Actors Guild Awards.
Document 14: Robbie Brenner: Robbie Brenner is a partner at The Firm and the president of its film division. She was the president of production at Relativity Media from September 2011 until August 2015.. Before joining Relativity in 2009, Brenner produced "Machine Gun Preacher" starring Gerard Butler and directed by Marc Forster.
Document 15: Brad Pitt: William Bradley Pitt (born December 18, 1963) is an American actor and producer. He has received multiple awards and nominations including an Academy Award as producer under his own company Plan B Entertainment.
ground_truth: 2001