Question: Festival of the Lion King is a live stage musical performed at Disney's Animal Kingdom in an entertainment complex that opened in what year?

Context paragraphs:
The Legend of the Lion King: The Legend of The Lion King is the name of former attractions hosted at both Magic Kingdom in Walt Disney World in Florida and in Disneyland Paris.  Although both shows were inspired by the hit Disney film The Lion King they took on two different performance styles.  The Legend of the Lion King Show at Magic Kingdom in Walt Disney World Resort was a stage performance retelling the story of the film using life size puppets, while the show at Disneyland Paris was a Broadway inspired performance that used human actors and featured popular songs from the movie.

The Lion Guard: The Lion Guard is an American animated television series developed by Ford Riley based on Disney's 1994 film "The Lion King."  The series was first broadcast with a television movie, titled The Lion Guard: Return of the Roar on Disney Channel on November 22, 2015, and began airing as a TV series on January 15, 2016, on Disney Junior and Disney Channel.  It is the second television series to be based on "The Lion King," the first being "Timon & Pumbaa" (1995–1999).  "The Lion Guard" is a sequel to "The Lion King" and takes place during the time-gap within the 1998 film "."

The Lion King Celebration: The Lion King Celebration was a parade based on the animated film "The Lion King".  It was designed to tell story of Simba, the protagonist of "The Lion King", as if it were a tale passed down in Africa for generations.  Its parade featured six floats designed around different aspects of Africa, dancers dressed in animal costumes and a Pride Rock float featuring Simba and Nala.  The parade ran at Disneyland from June 1, 1994 to June 1, 1997, after which four of the floats were moved to Disney's Animal Kingdom for the Festival of the Lion King show.

Walt Disney World: The Walt Disney World Resort is an entertainment complex in Bay Lake and Lake Buena Vista, Florida, near Orlando and Kissimmee, Florida.  Opened on October 1, 1971, the resort is owned and operated by Walt Disney Parks and Resorts, a division of The Walt Disney Company.  It was initially operated by Walt Disney World Company.  The property covers 27258 acres , featuring four theme parks, two water parks, twenty-seven themed resort hotels, nine non–Disney hotels, several golf courses, a camping resort, and other entertainment venues, including Disney Springs.

The Lion King Jr (musical): The Lion King Jr is a two-act theatre musical adapted from the Disney musical, The Lion King (musical) which, in turn, was adapted from the animated Disney film "The Lion King. "The production runs between 60 and 80 minutes and includes four female parts, three male parts, six boy or girl parts, and a chorus.

The Lion King: Simba's Mighty Adventure: The Lion King: Simba′s Mighty Adventure is an adventure platformer video game based on Walt Disney Pictures′ animated film "The Lion King".  It was developed in a collaboration between Torus Games and Paradox Development, and published by Activision.  It was released for Game Boy Color and PlayStation in March 2000.  Unlike the previous "The Lion King" video game, it adhered more closely to the events in the film and the storyline carried on into "", with Simba having to battle his evil uncle Scar, rescue his daughter Kiara (the protagonist from "The Lion King II: Simba's Pride"), and finally battle Zira.

Timon &amp; Pumbaa (TV series): The Lion King's Timon & Pumbaa, often simply referred to as Timon & Pumbaa, is an American animated television series created by Walt Disney Television Animation.  Based on the 1994 Disney animated film "The Lion King", it centers on Timon the meerkat and Pumbaa the warthog, as they live their problem-free philosophy Hakuna Matata.  The show ran for three seasons on CBS, Disney Channel, Toon Disney, and in syndication as a part of "The Disney Afternoon".  It aired from September 8, 1995 to September 24, 1999.  It is also the first "Lion King" related media to show humans, as humans were not present in the movie.  It is the first of two television series to be based on the film, the second being "The Lion Guard".

Festival of the Lion King: Festival of the Lion King is a live stage musical performed at Disney's Animal Kingdom in Walt Disney World and in Adventureland at Hong Kong Disneyland.  The show, an original interpretation of the Disney animated film "The Lion King", uses songs, dance, puppetry and visual effects to portray a tribal celebration in an African savanna setting filled with lions, elephants, giraffes, birds, zebras and gazelles.  In this theater environment, "Festival of the Lion King" is a traveling celebration presented by Simba and his friends (including a band of four human singers).  The show is in the form of a revue, and not a condensed version of either the film or Broadway show.  The show features Elton John and Tim Rice's award-winning music from the movie.

The Lion King 1½: The Lion King 1½ (known as The Lion King 3: Hakuna Matata outside of North America) is a 2004 American direct-to-video animated comedy film produced by DisneyToon Studios and released by Walt Disney Home Entertainment on February 10, 2004.  The film was also theatrically released internationally and in selected cities in the United States.  It is the third film in the "Lion King" media franchise.  The film focuses on the meerkat/warthog duo Timon and Pumbaa and their escapades taking place before, during and after the events of "The Lion King".  Much of the original cast from the first film returns in this film to reprise their roles, including Nathan Lane and Ernie Sabella as Timon and Pumbaa, respectively.

Rhythm of the Pride Lands: Rhythm of the Pride Lands is an audio CD released on February 28, 1995 by Walt Disney Records, a "sequel" to the original motion picture soundtrack of the animated film "The Lion King".  The CD was originally an independent project developed by Jay Rifkin and Lebo M and included songs and performances inspired by, but not featured in the film.  As the project developed Disney came on board and supported the project.  Most of the tracks were composed by African composer Lebo M and producer Jay Rifkin and focused primarily on the African influences of the film's original music, with most songs being sung either partially or entirely in various African languages.  Several songs featured in the album would later have incarnations in other "The Lion King"-oriented projects, inspiring Julie Taymor's stage musical or the direct-to-video sequels, such as "He Lives in You".  As of April 1997, the album had sold more than 900,000 copies and by October 1998 was certified platinum.

Supporting paragraphs: Festival of the Lion King Walt Disney World
Answer: 1971