Question: The studio that was known as MGM/UA for a short time released the 83rd one-real animated short on this date?

Context paragraphs:
The Bear That Couldn't Sleep: The Bear That Couldn't Sleep is a 1939 animated short film, directed by Rudolf Ising for MGM as part of Metro-Goldwyn-Mayer's "Barney Bear" series.  Released with the movie "6,000 Enemies" by MGM on June 10, 1939, the short is notable for featuring the first appearance of Barney Bear.  Ising created the character Barney Bear in the late 1930s for MGM at this time, basing the sleepy-eyed character partially on himself.

Bugs &amp; Daffy: The Wartime Cartoons: Bugs & Daffy: The Wartime Cartoons is a 1989 direct-to-video program by MGM/UA Home Video, containing 11 classic Looney Tunes and Merrie Melodies cartoons, all of which are centered on World War II.  Film critic Leonard Maltin ("Entertainment Tonight") tells trivia and facts about each animated short.

Guard Dog (film): Guard Dog (2004, animation, dark comedy) is a short film (TRT 05:00 min.)  which was hand-drawn and produced by Independent Animator Bill Plympton at his "Plymptoons" Studio.  In 2005 the film was nominated for "Best Animated Short" at the 77th Annual Academy Awards held in 2005 and produced by the Academy of Motion Picture Arts and Sciences.  Also in 2005 "Guard Dog" won "Best Animated Short" at Toronto World of Comedy International Film Festival, and won a "Special Jury Mention" for "Animated Stories" at ANIMA - Córdoba International Animation Festival.  This film marked the second Academy Award nomination for Plympton, his first being the animated short Your Face at the 60th Academy Awards.

1977 Alabama Crimson Tide football team: The 1977 Alabama Crimson Tide football team (variously "Alabama", "UA" or "Bama") represented the University of Alabama in the 1977 NCAA Division I football season.  It was the Crimson Tide's 83rd overall and 44th season as a member of the Southeastern Conference (SEC).  The team was led by head coach Bear Bryant, in his 20th year, and played their home games at Bryant–Denny Stadium in Tuscaloosa and Legion Field in Birmingham, Alabama.  They finished season with eleven wins and one loss (11–1 overall, 7–0 in the SEC), as SEC champions and with a victory over Ohio State in the Sugar Bowl.

Aladdin's Lantern: Alladin's Lantern is a 1938 "Our Gang" short comedy film directed by Gordon Douglas.  It was the 171st "Our Gang" short (172nd episode, 83rd talking short, 84th talking episode, and third MGM produced episode) that was released.

Party Fever: Party Fever is a 1938 "Our Gang" short comedy film directed by George Sidney.  It was the 170th "Our Gang" short (171st episode, 82nd talking short, 83rd talking episode, and second MGM produced episode) that was released.

Little School Mouse: Little School Mouse is a 1954 the 83rd one-reel animated "Tom and Jerry" short, directed by William Hanna and Joseph Barbera and produced by Fred Quimby with music by Scott Bradley.  The cartoon was animated by Irven Spence and Ed Barge, with backgrounds by Robert Gentle, and released on May 29, 1954 by Metro-Goldwyn-Mayer.

2016 Alabama Crimson Tide football team: The 2016 Alabama Crimson Tide football team (variously "Alabama", "UA", "Bama" or "The Tide") represented the University of Alabama in the 2016 NCAA Division I FBS football season.  This season marked the Crimson Tide's 122nd overall season, 83rd as a member of the Southeastern Conference (SEC) and its 25th within the SEC Western Division.  They played their home games at Bryant–Denny Stadium in Tuscaloosa, Alabama and were led by tenth year head coach Nick Saban.  They finished the season 14–1, were SEC champions and advanced to the College Football Playoff National Championship game, for the second consecutive year, where they were defeated by Clemson.

Metro-Goldwyn-Mayer: Metro-Goldwyn-Mayer Studios Inc. (abbreviated as MGM or M-G-M, also known as Metro-Goldwyn-Mayer Pictures, Metro-Goldwyn-Mayer or simply Metro, and for a former interval known as Metro-Goldwyn-Mayer/United Artists, or MGM/UA) is an American media company, involved primarily in the production and distribution of feature films and television programs.

83rd Street (Avalon Park) station: 83rd Street (Avalon Park) is an electrified commuter rail station along the Metra Electric Main Line in Chicago, Illinois.  The station is located over 83rd Street near Ellis Avenue and is 10.38 mi away from the northern terminus at Millennium Station.  Despite the name of the station, it is actually located in Chatham, not the Avalon Park neighborhood for which it is named; however, it is only a short distance from Avalon Park.  In Metra's zone-based fare system, 83rd Street-Avalon Park Station is in zone C.

Supporting paragraphs: Little School Mouse Metro-Goldwyn-Mayer
Answer: May 29, 1954