Question: In which city is this cemetery found where George Hackathorne's interment was located?

full_context: Document 1: George Montgomery (actor): George Montgomery (born George Montgomery Letz, August 29, 1916 – December 12, 2000) was an American actor, painter, sculptor, furniture craftsman, and stuntman who is best known as an actor in Western film and television.
Document 2: George Spahn: George Spahn (February 11, 1889 – September 22, 1974) was a rancher who once owned the Spahn Ranch near Chatsworth, Los Angeles, California. Spahn (as did previous owner William S. Hart) rented the ranch to the movie industry to film Westerns. At the ranch, he housed Charles Manson and his followers. The 1969 murders of actress Sharon Tate and six others by Manson's devotees were allegedly hatched at the Spahn Ranch. Manson persuaded Spahn to permit "the Family" to live at his ranch. Manson ordered the Family women to have sex with the then nearly blind 80-year-old. The women also acted as seeing eye guides for Spahn. Spahn nicknamed all the Manson girls—Squeaky, Sadie Mae, Ouisch, etc. According to Manson Family member Paul Watkins, notorious Mansonite Lynette "Squeaky" Fromme got her nickname because of the sound she made when Spahn ran his hand up her thigh. Family member Charles Watson has written that his own nickname, "Tex", was given to him by Spahn, who recognized his Texas accent.
Document 3: George A. Williams (actor): George A. Williams (August 11, 1854 – February 21, 1936), sometimes known as "G.A. Williams" or simply as George Williams, was an American actor of the silent film era. Born in 1854 in Kinnickinnic, Wisconsin, he broke into the film industry in 1914. He worked mostly in film shorts, appearing in well over 100 of them in his 14-year career. He would also perform in approximately 20 feature-length films during this span. His first film appearance was in the film short, "In the Days of Witchcraft" (1913), and he would make his feature debut in 1916's "The Dumb Girl of Portici", directed by Lois Weber. 1914 would see him appear in several episodes of the serial, "The Hazards of Helen". In 1922, he would be cast as one of the leads in the serial, "In the Days of Buffalo Bill", directed by Edward Laemmle. His final film appearance would be in the 1926 silent film, "The Winner", directed by Harry J. Brown
Document 4: Hollywood Boulevard: Hollywood Boulevard is a major east–west street in Los Angeles, California. It begins in the west as a winding residential street at Sunset Plaza Drive in the Hollywood Hills West district. After crossing Laurel Canyon Boulevard, it proceeds due east as a major thoroughfare through Hollywood, Little Armenia and Thai Town to Vermont Avenue. It then runs southeast to its eastern terminus at Sunset Boulevard in the Los Feliz district. Parts of the boulevard are popular tourist destinations, primarily the fifteen blocks between La Brea Avenue east to Gower Street where the Hollywood Walk of Fame is primarily located.
Document 5: William S. Hart: William Surrey Hart (December 6, 1864 – June 23, 1946) was an American silent film actor, screenwriter, director and producer. He is remembered as a foremost western star of the silent era who "imbued all of his characters with honor and integrity." During the late 1910s and early 1920s, he was one of the most consistently popular movie stars, frequently ranking high among male actors in popularity contests held by movie fan magazines.
Document 6: Universal Studios Hollywood: Universal Studios Hollywood is a film studio and theme park in the San Fernando Valley area of Los Angeles County, California. About 70% of the studio lies within the unincorporated county island known as Universal City while the rest lies within the city limits of Los Angeles, California. It is one of the oldest and most famous Hollywood film studios still in use. Its official marketing headline is "The Entertainment Capital of LA". It was initially created to offer tours of the real Universal Studios sets and is the first of many full-fledged Universal Studios Theme Parks located across the world.
Document 7: Hollywood Sign: The Hollywood Sign (formerly the Hollywoodland Sign) is a landmark and American cultural icon located in Los Angeles, California. It is situated on Mount Lee, in the Hollywood Hills area of the Santa Monica Mountains. The sign overlooks Hollywood, Los Angeles.
Document 8: La Belle Cemetery: The La Belle Cemetery is located in Oconomowoc, Wisconsin on 700 E Grove St. The cemetery was first built in 1851, and was originally called Henshall Place, which is now part of Fowler Park. Henshall Place was the first cemetery in recorded Oconomowoc history. The cemetery then moved to Walnut St, which is now the parking lot of O’Reily’s Autoparts. In 1864, the Wisconsin Legislature approved the removal of all the bodies from the Oconomowoc Cemetery on Walnut St to the current La Belle Cemetery grounds. The land that is now the grounds for the La Belle Cemetery was first owned by Charles Sheldon, which he donated when the Oconomowoc Cemetery became too crowded.
Document 9: Roscoe Karns: Roscoe Karns (September 7, 1891 – February 6, 1970) was an American actor who appeared in nearly 150 films between 1915 and 1964. He specialized in cynical, wise-cracking (and often tipsy) characters, and his rapid-fire delivery enlivened many comedies and crime thrillers in the 1930s and 1940s.
Document 10: Sunset Gower Studios: Sunset Gower Studios is a 14 acre television and movie studio at the corner of Sunset Boulevard and Gower Street in Hollywood, Los Angeles, California. Established in 1912, it continues today as Hollywood's largest independent studio and an active facility for television and film production on its twelve soundstages.
Document 11: Buster Keaton: Joseph Frank "Buster" Keaton (October 4, 1895 – February 1, 1966) was an American actor, comedian, film director, producer, screenwriter, and stunt performer. He was best known for his silent films, in which his trademark was physical comedy with a consistently stoic, deadpan expression, earning him the nickname "The Great Stone Face." Critic Roger Ebert wrote of Keaton's "extraordinary period from 1920 to 1929, [when] he worked without interruption on a series of films that make him, arguably, the greatest actor–director in the history of the movies". His career declined afterward with a dispiriting loss of his artistic independence when he was hired by Metro-Goldwyn-Mayer and he descended into alcoholism, ruining his family life. He recovered in the 1940s, remarried, and revived his career to a degree as an honored comic performer for the rest of his life, earning an Academy Honorary Award in 1959.
Document 12: George Hackathorne: George Hackathorne (February 13, 1896 – June 25, 1940) was an American actor of the silent era. He appeared in 59 films between 1916 and 1939. His interment was located in Hollywood Forever Cemetery.
Document 13: Buster Keaton: Joseph Frank "Buster" Keaton (October 4, 1895 – February 1, 1966) was an American actor, comedian, film director, producer, screenwriter, and stunt performer. He was best known for his silent films, in which his trademark was physical comedy with a consistently stoic, deadpan expression, earning him the nickname "The Great Stone Face." Critic Roger Ebert wrote of Keaton's "extraordinary period from 1920 to 1929, [when] he worked without interruption on a series of films that make him, arguably, the greatest actor–director in the history of the movies". His career declined afterward with a dispiriting loss of his artistic independence when he was hired by Metro-Goldwyn-Mayer and he descended into alcoholism, ruining his family life. He recovered in the 1940s, remarried, and revived his career to a degree as an honored comic performer for the rest of his life, earning an Academy Honorary Award in 1959.
Document 14: Hollywood Forever Cemetery: Hollywood Forever Cemetery, originally named Hollywood Cemetery, is one of the oldest cemeteries in Los Angeles. It is located at 6000 Santa Monica Boulevard in the Hollywood district of Los Angeles. Paramount Studios is located at the south end of the same block on 40 acres which were once part of the cemetery, but held no interments.
Document 15: Jim Henson Company Lot: The Jim Henson Company Lot (originally Charlie Chaplin Studios and formerly A&M Studios) is a studio property located just south of the southeast corner of La Brea Avenue and Sunset Boulevard in Hollywood. It was built in 1917 by film star Charlie Chaplin.
ground_truth: Los Angeles