Question: In which school was the fictional character in "The Simpsons" which was voice by Marcia Wallace a teacher?

full_context: Document 1: Marcellite Garner: Marcellite Wall (née Garner; July 3, 1910 – July 26, 1993) was an American artist and voice actress. She is most remembered as the first regular voice of Minnie Mouse during her time working at Walt Disney Productions and has been partially credited with defining Minnie's personality.
Document 2: Kristen Schaal: Kristen Joy Schaal ( ; born January 24, 1978) is an American comedian, actress, voice artist and writer. She is known for her roles of Mel on the HBO series "Flight of the Conchords", The Heart, She Holler as over-sexed Hurshe, Louise Belcher on FOX animated comedy "Bob's Burgers", and Mabel Pines on "Gravity Falls". Other roles include her appearances as a commentator on "The Daily Show", Amanda Simmons on "The Hotwives of Orlando", Hazel Wassername on "30 Rock", Victoria Best on "WordGirl", Trixie from the "Toy Story" franchise, Anne on "Wilfred" and she has appeared on Celebrity Family Feud. Since 2015, she has co-starred alongside Will Forte in the Fox comedy "The Last Man on Earth", playing the role of Carol. She was nominated for a Primetime Emmy for her role of Sarah Lynn in "BoJack Horseman".
Document 3: Edith Bunker: Edith Bunker (nėe Baines) is a fictional 1970s sitcom character on "All in the Family" (and occasionally "Archie Bunker's Place"), played by Jean Stapleton. She was the wife of Archie Bunker (who often called her a "dingbat"), mother of Gloria Stivic, mother-in-law of Michael "Meathead" Stivic and after 1975, grandmother of Joey Stivic. Her cousin was Maude Findlay (Beatrice Arthur) who was one of Archie's nemeses.
Document 4: Marcia Wallace: Marcia Karen Wallace (November 1, 1942 – October 25, 2013) was an American actress, voice artist, comedian, and game show panelist, primarily known for her roles in television situation comedies. She is perhaps best known for her roles as receptionist Carol Kester on the 1970s sitcom "The Bob Newhart Show", and as the voice of elementary school teacher Edna Krabappel on the animated series "The Simpsons", for which she won an Emmy in 1992. The role was retired after her death.
Document 5: Marge Simpson: Marjorie Jacqueline "Marge" Simpson (née Bouvier) is a fictional character in the American animated sitcom "The Simpsons" and part of the eponymous family. She is voiced by Julie Kavner and first appeared on television in "The Tracey Ullman Show" short "Good Night" on April 19, 1987. Marge was created and designed by cartoonist Matt Groening while he was waiting in the lobby of James L. Brooks' office. Groening had been called to pitch a series of shorts based on "Life in Hell" but instead decided to create a new set of characters. He named the character after his mother Margaret Groening. After appearing on "The Tracey Ullman Show" for three seasons, the Simpson family received their own series on Fox, which debuted December 17, 1989.
Document 6: Krusty the Clown: Herschel Shmoikel Pinchas Yerucham Krustofsky, better known as Krusty the Clown (sometimes spelled as Krusty the Klown), is a cartoon character in the animated television series "The Simpsons". He is voiced by Dan Castellaneta. He is the long-time clown host of Bart and Lisa's favorite TV show, a combination of kiddie variety television hijinks and cartoons including "The Itchy & Scratchy Show". Krusty is often portrayed as a cynical, burnt-out, addiction-riddled smoker who is made miserable by show business but continues on anyway. He has become one of the most common characters outside of the main Simpson family and has been the focus of several episodes, most of which also spotlight Bart.
Document 7: Hooked on Monkey Fonics: "Hooked on Monkey Fonics" is episode 12 of season 3 and the 43rd overall episode of Comedy Central's animated series "South Park". It originally aired on November 10, 1999. It features issues of homeschooling and phonics, a method of teaching children to read. This is the final episode of South Park to feature the voice talents of Mary Kay Bergman, who committed suicide the day after the episode aired. The final episode to use her dialogue was "Starvin' Marvin in Space" which ended production shortly before her death.
Document 8: Rhea Perlman: Rhea Jo Perlman (born March 31, 1948) is an American actress, best known for her role as waitress Carla Tortelli on the sitcom "Cheers" from 1982 to 1993. Over the course of 11 seasons, she was nominated for 10 Emmy Awards for Outstanding Supporting Actress – winning four times – and was nominated for a record six Golden Globe Awards for Best Supporting Actress in a Television Series.
Document 9: Edna Skinner: Edna Skinner (May 23, 1921 – August 8, 2003) was an American film and television actress notable for playing Kay Addison, neighbor of Wilbur Post, in the iconic TV series "Mister Ed". Her character was replaced months after her onscreen husband (Larry Keating) died; according to Alan Young in his Archive of American Television interview, the writers tried to make her a widow on the show, but finally decided to bring in another married couple, Gordon and Winnie Kirkwood, played by Leon Ames and Florence MacMichael, and Edna Skinner had to leave the show.
Document 10: Mrs. Puff: Mrs. Puff is a fictional character in the American animated television series "SpongeBob SquarePants" and both films based on the franchise. She is voiced by actress Mary Jo Catlett and debuted in the season one episode "Boating School" on August 7, 1999. Mrs. Puff was created and designed by marine biologist and animator Stephen Hillenburg. He developed the character in response to a request from Nickelodeon that the show star a schoolteacher. Hillenburg did not want to write SpongeBob as a school-age child, so Mrs. Puff was introduced as his driving instructor rather than a classroom educator.
Document 11: Julie Kavner: Julie Deborah Kavner (born September 7, 1950) is an American film and television actress, voice actress and comedian. She first attracted notice for her role as Valerie Harper's character's younger sister Brenda in the sitcom "Rhoda" for which she won a Primetime Emmy Award for Outstanding Supporting Actress in a Comedy Series. She is best known for her voice role as Marge Simpson on the animated television series "The Simpsons". She also voices other characters for the show, including Jacqueline Bouvier, and Patty and Selma Bouvier.
Document 12: Four Regrettings and a Funeral: "Four Regrettings and a Funeral" is the third episode of the 25th season of the American animated sitcom "The Simpsons", and the 533rd episode of the series. It first aired on the Fox network in the United States on November 3, 2013. It was written by Marc Wilmore and directed by Mark Kirkland. The episode is dedicated in memory of Marcia Wallace (the voice of Edna Krabappel) who died on October 25, 2013. In addition, the chalkboard gag in the opening sequence was changed to read a single "We'll really miss you Mrs. K". The title is a spoof of "Four Weddings and a Funeral".
Document 13: Sayuri Yamauchi: Sayuri Yamauchi (山内 小百合 , Yamauchi Sayuri , May 28, 1956 – March 6, 2012) , also known by the stage name Sayuri (紗ゆり ) , was a Japanese voice actress. Yamauchi voiced Itchy and Maude Flanders on the Japanese dub of The Simpsons, portraying Itchy once again in The Simpsons Movie (2007). Sayuri was formerly affiliated with Kyu Production and affiliated with Aigumi at the time of her death. On March 6, 2012, Yamauchi died of cancer and was 55 years old at the time of her death.
Document 14: Nancy Cartwright: Nancy Jean Cartwright (born October 25, 1957) is an American voice actress, film and television actress, and comedian. She is known for her long-running role as Bart Simpson on the animated television series "The Simpsons". Cartwright also voices other characters for the show, including Nelson Muntz, Ralph Wiggum, Todd Flanders, Kearney, and Database.
Document 15: Edna Krabappel: Edna Krabappel-Flanders is a fictional character from the animated television series "The Simpsons", who was voiced by Marcia Wallace until her death in 2013. She is the teacher of Bart Simpson's 4th grade class at Springfield Elementary School, and Ned Flanders's wife in later seasons.
ground_truth: Springfield Elementary School