Question: Which documentary, Crumb or Cancer, was produced first?

full_context: Document 1: Crumb (film): Crumb is a 1994 documentary film about the noted underground cartoonist Robert Crumb (R. Crumb) and his family. Directed by Terry Zwigoff and produced by Lynn O'Donnell, it won widespread acclaim. It was released in the USA on April 28, 1995, having been screened at film festivals the previous year. Jeffery M. Anderson (later critic for the "San Francisco Examiner") placed the film on his list of the ten greatest films of all time, labeling it "the greatest documentary ever made."
Document 2: Eugene Jarecki: Eugene Jarecki is an award-winning dramatic and documentary filmmaker whose works include "The House I Live In", "Reagan", "Why We Fight", "The Trials of Henry Kissinger", "Freakonomics", "Quest of the Carib Canoe" and "Promised Land". "Why We Fight" and "The House I Live In" were both were both awarded the Grand Jury Prize for Documentary at the Sundance Film Festival, in 2005 and 2012 respectively. His most recent film, "Promised Land", premiered at Cannes Film Festival in 2017 and will be released worldwide in 2018 by  Universal Pictures . Beyond his work in film, Jarecki is also a public thinker on matters of U.S. defense, social justice, and foreign policy and the author of "The American Way of War: Guided Missiles, Misguided Men, and a Republic in Peril" (Simon & Schuster, 2008).
Document 3: Fritz the Cat: Fritz the Cat is a comic strip created by Robert Crumb. Set in a "supercity" of anthropomorphic animals, the strip focuses on Fritz, a feline con artist who frequently goes on wild adventures that sometimes involve sexual escapades. Crumb began drawing this character in homemade comic books when he was a child. Fritz became one of his most famous characters, thanks largely to the motion picture adaptation by Ralph Bakshi.
Document 4: R. Crumb and his Cheap Suit Serenaders No. 2: R. Crumb and his Cheap Suit Serenaders Number 2 is the second 33⅓ rpm album by the retro string band R. Crumb & His Cheap Suit Serenaders and its subtitle was "Persian Rug, Crying My Blues Away, Moana March and Other Favorites". The album was later retitled Chasin' Rainbows in re-release on CD (Shanachie 6002, 1993 - ASIN: B000000DSO) from Shanachie Records. The band's personnel includes Robert Crumb on lead vocal and banjo, Allan Dodge on mandolin, violin, ukulele and vocals, Robert Armstrong on guitars, accordion, banjo, musical saw and vocals, Terry Zwigoff, who later produced the documentary "Crumb", on cello. Originally released on Blue Goose Records in 1976, this record became a collectible not only for the whimsical string band renditions of and reminiscent of the early 20th century music, but for the cover art drawn by the band's frontman and well-known comics artist Robert Crumb.
Document 5: Stuff (film): Stuff is a 12-minute documentary about the house of Red Hot Chili Peppers guitarist John Frusciante. It was made in 1993 by Johnny Depp and Gibby Haynes, the lead singer of the Butthole Surfers. Dr. Timothy Leary is also present in the video. The film's main purpose was to depict the chaos and instability of Frusciante's life.
Document 6: Born into Brothels: Born into Brothels: Calcutta's Red Light Kids is a 2004 Indian-American documentary film about the children of prostitutes in Sonagachi, Kolkata's red light district. The widely acclaimed film, written and directed by Zana Briski and Ross Kauffman, won a string of accolades including the Academy Award for Best Documentary Feature in 2004.
Document 7: Rebecca Skloot: Rebecca L. Skloot (born September 19, 1972) is a freelance science writer who specializes in science and medicine. Her first book, "The Immortal Life of Henrietta Lacks" (2010), was one of the best-selling new books of 2010, staying on "The New York Times" Bestseller list for over 2 years and eventually reaching #1. It was made into a movie by Oprah Winfrey, which premiered on HBO on April 22, 2017 and starred Rose Byrne as Skloot.
Document 8: Maxon Crumb: Maxon Crumb (born 1945) is an American artist. He is the younger brother of underground cartoonist Robert Crumb and Charles Crumb, and the uncle of Sophie Crumb. He also had two sisters, Carol DeGennaro and Sandra Colorado (1946-1998), who was the widow of writer Marty Pahls, a friend of Robert Crumb. His parents are Charles Crumb and Beatrice Crumb.
Document 9: Cancer (film): Cancer: The Emperor of All Maladies is a 2015 American documentary film directed by Barak Goodman and produced by Ken Burns. The film, in three-episodes of two hours each, is based on the Pulitzer Prize winning 2010 book, "", by Siddhartha Mukherjee, and describes the history of cancer, and cancer treatments, particularly in the United States.
Document 10: The Immortal Life of Henrietta Lacks (film): The Immortal Life of Henrietta Lacks is a drama television film directed by George C. Wolfe and starring Oprah Winfrey and Rose Byrne. It is based on the book of the same name by Rebecca Skloot and documents the story of Henrietta Lacks, who was diagnosed with cervical cancer in the 1950s, and whose cancer cells (later known as HeLa) would change the course of cancer treatment. The film premiered on HBO on April 22, 2017.
Document 11: Freddie Steinmark: Faith, Family, Football: Freddie Steinmark: Faith, Family, Football is a 2015 non-fiction biography written by Bower Yousse and Thomas J. Cryan, and is the exploration of University of Texas football player Freddie Joe Steinmark’s brief life. This is the first book written with complete access to the Steinmark family and their archives, by Freddie’s close friend Bower Yousse and colleague Thomas J. Cryan. The book is an insider’s account of Freddie’s life and the challenges he faced. This book takes the reader through Freddie’s world of family, faith, and athletics, his tenure as a patient, and eventually his role as a spokesperson for the American Cancer Society, during which time he inspired President Nixon to promote and sign into law the National Cancer Act of 1971, and begin the US’s “War on Cancer.”
Document 12: Cancer (Showbread album): Cancer is a science-fiction rock opera and the tenth studio album by American rock band Showbread. The album was released in 2012 through non-profit record label Come&Live!. "Cancer" was produced by Rich Veltrop, who had previously co-produced Showbread's albums "No Sir, Nihilism Is Not Practical", "Age of Reptiles", "The Fear of God" and "Who Can Know It?". This is the band's second album to be funded completely by fans and released as a free download without the assistance of a major record label.
Document 13: Capturing the Friedmans: Capturing the Friedmans is a 2003 HBO documentary film directed by Andrew Jarecki. It focuses on the 1980s investigation of Arnold and Jesse Friedman for child molestation. It was nominated for the Academy Award for Documentary Feature in 2003.
Document 14: The Immortal Life of Henrietta Lacks: The Immortal Life of Henrietta Lacks (2010) is a non-fiction book by American author Rebecca Skloot. It was the 2011 winner of the National Academies Communication Award for best creative work that helps the public understanding of topics in science, engineering or medicine.
Document 15: Cancer Wars: Cancer Wars was a six-part documentary that aired on PBS in May 25, 1998. The first episode discussed the history of cancer research such as contributions of epidemiologists at the University of Jena which were the first to document the link between cancer and smoking. The documentary discusses how US government tobacco interests prevented this evidence from coming to surface since tobacco was such an important US export. Cancer Wars delved into the pioneering work of Rachel Carson, whose book "Silent Spring" radically changed the world's thinking about chemicals and their effects on human health and the environment. Other episodes in this series discussed various topics ranging from the history of the advances in cancer therapy to the influence of Margaret Thatcher's neoliberal policies which cut funding to Anti-smoking campaigns in Britain because of interests in protecting British tobacco companies.
ground_truth: Crumb