Question: Which skyscraper stands taller, 126 Madison Avenue or Empire State Building?

Context paragraphs:
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).

L.P. Hollander Company Building: The L.P. Hollander Company Building is located at 3 East 57th Street, New York City.  The edifice received the 1930 gold medal of the Fifth Avenue Association for the "best structure" built in the Fifth Avenue district during the year.  The L.P. Hollander Company Building was erected prior to the Empire State Building and 500 Fifth Avenue, which were judged for the year 1931.  The Empire State Building and the Lilly Dache Building were designed by William F. Lamb of Shreve, Lamb & Harmon, architects, who was responsible for planning the L.P. Hollander Building.  The Hollander Building was built by Starrett Brothers & Eken.

126 Madison Avenue: 126 Madison Avenue (also known as 15 East 30th Street) is a proposed residential skyscraper under development by Fosun Property in NoMad, Manhattan, New York City.  The building will rise 47 stories or 730 feet, and is expected to be completed by 2018.  J.D. Carisle Development Corp. is co-developing the project with Fosun Group, and Handel Architects is designing.  The developers are planned to begin construction in the second half of 2015.

Empire State Building: The Empire State Building is a 102-story skyscraper located on Fifth Avenue between West 33rd and 34th Streets in Midtown, Manhattan, New York City.  It has a roof height of 1,250 feet (381 m), and with its antenna included, it stands a total of 1454 ft tall.  Its name is derived from the nickname for New York, the Empire State.

Metropolitan Life North Building: The Metropolitan Life North Building, now known as Eleven Madison, is a 30-story art deco skyscraper on Madison Square Park in Manhattan, New York City, at 11-25 Madison Avenue.  The building is bordered by East 24th Street, Madison Avenue, East 25th Street and Park Avenue South, and is connected by an elevated walkway to the Met Life Tower just south of it.  The North Building was built on the site of Richard Upjohn's original Madison Square Presbyterian Church.  The second church, designed by Stanford White of McKim, Mead and White was built in 1906, across 24th street on land conveyed by Metropolitan Life.  As part of the Metropolitan Life Home Office Complex, the North Building was added to the National Register of Historic Places on January 19, 1996.

Metropolitan Life Insurance Company Tower: The Metropolitan Life Insurance Company Tower, colloquially known as the Met Life Tower, is a landmark skyscraper located on Madison Avenue near the intersection with East 23rd Street, across from Madison Square Park in Manhattan, New York City.  Designed by the architectural firm of Napoleon LeBrun & Sons and built by the Hedden Construction Company, the tower is modeled after the Campanile in Venice, Italy.  The hotel located in the clock tower portion of the building has the address 5 Madison Avenue, while the office building covering the rest of the block, occupied primarily by Credit Suisse, is referred to as 1 Madison Avenue.

Dubai City Tower: The Dubai City Tower, also known as the Dubai Vertical City, is a proposed megatall skyscraper announced in 2008.  The building is supposed to be 2400 m tall.  The building, created by an architect to display possibly future technologies, is the third tallest building ever fully envisioned after the X-Seed 4000 (4,000 m) and the Ultima Tower (3,218 m).  If ever constructed, the Dubai City Tower will be much taller than any other current man-made structure, at almost three times the height of the Burj Khalifa.  The Dubai City Tower would be almost seven times taller than the Empire State Building.

1945 Empire State Building B-25 crash: The Empire State Building B-25 crash was a 1945 aircraft accident in which a B-25 Mitchell bomber, piloted in thick fog over New York City, crashed into the Empire State Building.  The accident did not compromise the building's structural integrity, but it did cause fourteen deaths (three crewmen and eleven people in the building) and damage estimated at $1,000,000 ($ in 2016 dollars).

List of tallest buildings in New York City: New York City, the most populous city in the United States, is home to over 6486 completed high rise building of at least 35 meters, of which at least 113 completed are taller than 600 ft . The tallest building in New York is One World Trade Center, which rises 1776 ft .  The 104-story skyscraper also stands as the tallest building in the United States, the tallest building in the Western Hemisphere, and the sixth-tallest building in the world.  The second-tallest building in the city is 432 Park Avenue, standing at 1396 ft , and the third-tallest is the 102-story Empire State Building in Midtown Manhattan, which was finished in 1931 and rises to 1250 ft , increased to 1454 ft by its antenna.  It is the fifth-tallest building in the United States and the 25th-tallest building in the world.

John Hancock Center: The John Hancock Center is a 100-story, 1,128-foot (343.7 m) supertall skyscraper at 875 North Michigan Avenue, Chicago, Illinois, United States.  It was constructed under the supervision of Skidmore, Owings and Merrill, with chief designer Bruce Graham and structural engineer Fazlur Khan.  When the building topped out on May 6, 1968, it was the second tallest building in the world and the tallest outside of New York City.  It is currently the fourth-tallest building in Chicago and the eighth-tallest in the United States, after One World Trade Center, the Willis Tower, 432 Park Avenue, the Trump Tower Chicago, the Empire State Building, the Bank of America Tower, and the Aon Center.  When measured to the top of its antenna masts, it stands at 1500 ft .  The building is home to offices and restaurants, as well as about 700 condominiums, and contains the third highest residence in the world, after the Burj Khalifa in Dubai and the Trump Tower in Chicago.  The building was named for John Hancock Mutual Life Insurance Company, a developer and original tenant of the building.

Supporting paragraphs: 126 Madison Avenue Empire State Building
Answer: The Empire State Building