Question: Which long-running tournament in Madison Square Garden is held annually by which Division I multi-sport conference?

Context paragraphs:
2008 National Invitation Tournament: The 2008 National Invitation Tournament (known through sponsorship as the MasterCard NIT) was a single-elimination tournament of 32 National Collegiate Athletic Association (NCAA) Division I teams that did not participate in the 2008 NCAA Men's Division I Basketball Tournament.  The 71st annual tournament began on March 18 on campus sites and ended on April 3 at Madison Square Garden in New York City.  Each regular season conference champion that did not receive a bid to the NCAA Tournament received an automatic bid to this tournament.  The remaining slots were filled by the NIT Selection Committee.  The first, second, and third rounds were played on the higher seeded team's home court, with the semi-finals and finals played at Madison Square Garden.

Big East Conference: The Big East Conference (stylized as BIG EAST) is a collegiate athletic conference that competes in NCAA Division I in all sports except football, which is not sponsored.  The conference has been officially recognized as a Division I multi-sport conference, effective on August 1, 2013.

Madison Square Garden: Madison Square Garden, often called "MSG" or simply "The Garden", is a multi-purpose indoor arena in the New York City borough of Manhattan.  Located in Midtown Manhattan between 7th and 8th Avenues from 31st to 33rd Streets, it is situated atop Pennsylvania Station.  It is the fourth venue to bear the name "Madison Square Garden", the first two (1879 and 1890) of which were located on Madison Square, on East 26th Street and Madison Avenue, with the third Madison Square Garden further uptown at Eighth Avenue and 50th Street.  The Garden is used for professional basketball and ice hockey, as well as boxing, concerts, ice shows, circuses, professional wrestling and other forms of sports and entertainment.  It is close to other midtown Manhattan landmarks, including the Empire State Building, Koreatown, and Macy's at Herald Square.  It is home to the New York Rangers of the National Hockey League (NHL), the New York Knicks of the National Basketball Association (NBA), and since 1997, the New York Liberty (WNBA).

Big East Men's Basketball Tournament: The Big East Men's Basketball Tournament is the championship tournament of the Big East Conference in men's basketball.  The winner receives the conference's automatic bid to the NCAA Men's Division I Basketball Championship.  Since 1983, the tournament has been held in Madison Square Garden, New York City.  As such, the tournament is the longest running conference tournament at any one site in all of college basketball.

ECAC Holiday Hockey Festival: The ECAC Holiday Hockey Festival was an annual NCAA men's Division I ice hockey tournament held annually at Madison Square Garden in New York City around the Christmas and New Year holiday.  The tournament began in the year the ECAC was founded and continued unabated for fifteen years before dissolving after the 1976–77 season.

Madison Square Garden (1890): Madison Square Garden was an indoor arena in New York City, the second by that name, and the second to be located at 26th Street and Madison Avenue in Manhattan.  Built in 1890 at the cost of a half-million dollars and closing in 1925, the arena hosted numerous events, including boxing matches, orchestral performances, light operas and romantic comedies, the annual French Ball, both the Barnum and the Ringling circuses, and the Democratic National Convention in 1924, which nominated John W. Davis after 103 ballots.  The 1890 version replaced the first Madison Square Garden, and was itself replaced by the third Madison Square Garden (which was the first to be located away from Madison Square).

Madison Square Garden Towers: The Madison Square Garden Towers were the name of proposed twin 1400 ft residential skyscrapers that were to be constructed north of Madison Square Garden in Midtown Manhattan, New York City.  The project featured a complex of seven buildings, including a stadium and a new Penn Station.  The cost of the project was US$14 billion.  The architects Norman Foster and David Childs, and the architectural firm Skidmore, Owings and Merrill were designing the project.  The owners were Stephen Ross of Related Cos. and Steven Roth of Vornado Realty Trust.  The towers would have risen to be two of the tallest structures in the Midtown Manhattan skyline, with one rising higher than the Empire State Building, currently one of New York's tallest buildings at 1,250 feet (381 m) and would also have been higher than the roof, though not the spire, of One World Trade Center.  The towers are essentially canceled as Madison Square Garden is going ahead with renovations of the current arena, rather than a relocation that would have made the towers possible.

1983 Big East Men's Basketball Tournament: The 1983 Big East Men's Basketball Tournament took place at Madison Square Garden in New York City.  Its winner received the Big East Conference's automatic bid to the 1983 NCAA Tournament.  It is a single-elimination tournament with three rounds.  Boston College had the best regular season conference record and received the #1 seed.  It was the first year that the tournament was held at Madison Square Garden, where it has been held since.

Boston Garden: Boston Garden was an arena in Boston, United States.  Designed by boxing promoter Tex Rickard, who also built the third iteration of New York's Madison Square Garden, it opened on November 17, 1928 as "Boston Madison Square Garden" (later shortened to just "Boston Garden") and outlived its original namesake by 30 years.  It was above North Station, a train station which was originally a hub for the Boston and Maine Railroad and is now a hub for MBTA Commuter Rail and Amtrak trains.

The King Stays King: The King Stays King (also known as Formula, Vol.  1 Tour) is an ongoing worldwide concert tour by American singer Romeo Santos.  The tour was a promotion for his debut solo album, "Formula, Vol.  1".  On December 13, 2011, Santos announced that he would begin his initial leg of his solo tour on February 11, 2012, in the United States.  His first concert began with two consecutive shows at Madison Square Garden which became sold-out twice.  During the concert at Madison Square Garden, Santos was accompanied by fellow American bachata singer-songer Prince Royce.  For "Debate de 4", three men from the audience were randomly selected to join Santos on the song.  Usher made an appearance on the encore for the duet "Promise".  At the final concert in the Madison Square Garden, Santos was joined by American rapper P. Diddy for the song "Mi Corazoncito".  The concerts at Madison Square Garden were recorded and later released as a live album titled "" on November 6, 2012.

Supporting paragraphs: Big East Men's Basketball Tournament Big East Conference
Answer: Big East Conference