Question: What major detail about Randy and Sharon Marsh was revealed on the 224th episode of "South Park?"

full_context: Document 1: Cartman's Mom Is a Dirty Slut: "Cartman's Mom Is a Dirty Slut" is the first season finale of the American animated television series "South Park". It originally aired on Comedy Central in the United States on February 25, 1998. The episode is the highest viewed episode in the entire "South Park" series, with 6.4 million views. It is part one of a two-episode story arc, which concluded with "Cartman's Mom Is Still a Dirty Slut". The episode follows Eric Cartman, one of the show's child protagonists, becoming curious about the identity of his father. He discovers that his father is most likely a man his mother had sexual intercourse with during an annual party called "The Drunken Barn Dance". Meanwhile, his friends Stan, Kyle and Kenny participate on "America's Stupidest Home Videos", after filming Cartman playing in his yard with plush toys.
Document 2: Cartman's Mom Is Still a Dirty Slut: "Cartman's Mom Is Still a Dirty Slut" is the second episode in the second season of the American animated television series "South Park". The 15th episode of the series overall, it premiered on Comedy Central in the United States on April 22, 1998. The episode concludes the storyline of the season one finale "Cartman's Mom Is a Dirty Slut"; Mephesto is suddenly shot, just as he is about to reveal the identity of Cartman's father. The four boys and Chef rush him to Hell's Pass Hospital while the town of South Park experiences a massive blizzard.
Document 3: Stan Marsh: Stanley Randall "Stan" Marsh is the protagonist of the animated television series "South Park". He is voiced by and loosely based on series co-creator Trey Parker. Stan is one of the show's four central characters, along with his friends Kyle Broflovski, Kenny McCormick and Eric Cartman. He debuted on television when "South Park" first aired on August 13, 1997, after having first appeared in "The Spirit of Christmas" shorts created by Parker and long-time collaborator Matt Stone in 1992 ("Jesus vs. Frosty") and 1995 ("Jesus vs. Santa").
Document 4: 201 (South Park): "201" is the sixth episode of the fourteenth season of "South Park", and the 201st overall episode of the series. It originally aired on Comedy Central in the United States on April 21, 2010. The episode continued multiple storylines from the previous episode, "200", in which a group of angry celebrities demand South Park produce the Muslim prophet Muhammad. In "201", a superhero-like group of religious figures team up to save South Park from the celebrities and their monster Mecha-Streisand, while Eric Cartman learns the true identity of his father.
Document 5: South Park (season 6): Season six of "South Park", an American animated television series created by Trey Parker and Matt Stone, began airing on March 6, 2002. The sixth season concluded after 17 episodes on December 11, 2002. This season is notable for being the only one without Kenny as a main character, as he was written off in the previous season. Kenny, however, plays a part in some episodes without appearing and returns at the conclusion of the final episode.
Document 6: The Cissy: "The Cissy" is the third episode in the eighteenth season of the American animated television series "South Park". The 250th overall episode, it was written and directed by series co-creator Trey Parker. The episode premiered on Comedy Central in the United States on October 8, 2014. The episode explores the culture of transgender individuals and gender identity.
Document 7: South Park (season 1): The first season of the animated television series "South Park" ran for 13 episodes from August 13, 1997 to February 25, 1998 on the American network Comedy Central. The creators Trey Parker and Matt Stone wrote most of the season's episodes; Dan Sterling, Philip Stark and David Goodman were credited with writing five episodes. The narrative revolves around four children—Stan Marsh, Kyle Broflovski, Eric Cartman and Kenny McCormick—and their unusual experiences in the titular mountain town.
Document 8: South Park (season 21): The twenty-first season of the American animated sitcom "South Park" premiered on Comedy Central on September 13, 2017, and will contain ten episodes.
Document 9: South Park: South Park is an American adult animated sitcom created by Trey Parker and Matt Stone and developed by Brian Graden for the Comedy Central television network. The show revolves around four boys—Stan Marsh, Kyle Broflovski, Eric Cartman, and Kenny McCormick—and their bizarre adventures in and around the titular Colorado town. Much like "The Simpsons", "South Park" uses a very large ensemble cast of recurring characters and became infamous for its profanity and dark, surreal humor that satirizes a wide range of topics towards a mature audience.
Document 10: Wendy Testaburger: Wendy Testaburger is a fictional character in the American animated series "South Park". The series' most prominent female character, she is best known for her on-again, off-again relationship with her boyfriend, Stan Marsh, and being more intelligent and mature than most children her age, which is utilized by her activism and feminism. Wendy debuted as a nameless background character in Trey Parker and Matt Stone's 1995 college short film, "The Spirit of Christmas", and made her first appearance on television when "South Park" initially premiered on Comedy Central on August 13, 1997 with the episode "Cartman Gets an Anal Probe". She is currently voiced by April Stewart. Prior, she had been voiced by several different voice actors throughout the show's run: Mary Kay Bergman, Eliza Schneider, and Mona Marshall.
Document 11: Death (South Park): "Death" is the sixth episode in the first season of the American animated television series "South Park". It originally aired on Comedy Central in the United States on September 17, 1997. In the episode, Grandpa Marvin tries to convince Stan to kill him, while the parents of South Park protest the foul-mouthed cartoon "Terrance and Phillip". Death himself arrives to kill Kenny, and presents a warning to Grandpa Marvin against forcing others to help him commit suicide.
Document 12: Kenny McCormick: Kenneth "Kenny" McCormick is a main character in the animated adult television series "South Park", along with his friends Stan Marsh, Kyle Broflovski, and Eric Cartman. His oft-muffled and indiscernible speech—the result of his parka hood covering his mouth—is provided by co-creator Matt Stone. He debuted on television when "South Park" first aired on August 13, 1997, after having first appeared in "The Spirit of Christmas" shorts created by Stone and long-time collaborator Trey Parker in 1992 ("Jesus vs. Frosty") and 1995 ("Jesus vs. Santa").
Document 13: Eric Cartman: Eric Theodore Cartman, often referred to as just Cartman, is a main character in the animated television series "South Park", created by Matt Stone and Trey Parker, and voiced by Trey Parker. Cartman, generally referred to by his surname, is one of four central characters in "South Park", along with his friends Stan Marsh, Kyle Broflovski, and Kenny McCormick. Cartman first appeared, originally named Kenny, in prototypical form in a 1992 animated short "Jesus vs. Frosty", and a 1995 animated short "Jesus vs. Santa", and first appeared on television in the pilot episode of "South Park", "Cartman Gets an Anal Probe", on August 13, 1997.
Document 14: Randy and Sharon Marsh: Randy Marsh and Sharon Marsh (née Kimble) are fictional characters in the animated television series "South Park". They are the most prominent set of parents on the show and a middle-class married couple who raise their 10-year-old son Stan and 13-year-old daughter Shelly in the fictional town of South Park, Colorado. Their first names are derived from the first names of series co-creator Trey Parker's parents, and Parker describes Randy as "the biggest dingbat in the entire show". According to the season 16 episode "Reverse Cowgirl", the Marsh home address is 260 Avenidas de los Mexicanos.
Document 15: Reverse Cowgirl (South Park): "Reverse Cowgirl" is the first episode of the sixteenth season of the American animated sitcom "South Park", and the 224th episode of the series overall. It premiered on Comedy Central in the United States on March 14, 2012. In the episode, a nationwide catastrophe occurs after Clyde's mother is killed because Clyde forgot to put the toilet seat down and she did not bother to look before sitting.
ground_truth: the Marsh home address is 260 Avenidas de los Mexicanos