Question: 277 Park Avenue and Solow Building are almost the same height, but which is heighest?

full_context: Document 1: Lever House: Lever House is a seminal glass-box skyscraper at 390 Park Avenue in Midtown Manhattan, New York City. Built in the International Style according to the design principles of Ludwig Mies van der Rohe, the building was designed by Gordon Bunshaft and Natalie de Blois (design coordinator) of Skidmore, Owings and Merrill. Completed in 1952, it was the second curtain wall skyscraper in New York City after the United Nations Secretariat Building. The 307 ft building features an innovative courtyard and public space.
Document 2: Marine Midland Building: The Marine Midland Building (also HSBC Bank Building) is a 51-story office building located at 140 Broadway between Cedar and Liberty streets in Manhattan's financial district. The building, completed in 1967, is 688 ft (209.7 m) tall and is known for the distinctive sculpture at its entrance, Isamu Noguchi's "Cube". Gordon Bunshaft of Skidmore, Owings & Merrill, the man who designed the building, had originally proposed a monolith type sculpture, but it was deemed to be too expensive. It is currently owned by Union Investment.
Document 3: One Liberty Plaza: One Liberty Plaza, formerly the U.S. Steel Building, is a skyscraper in Lower Manhattan, in New York City, at the location of the former Singer Building (tallest structure ever dismantled) and the former City Investing Building. One Liberty Plaza is currently owned and operated by Brookfield Office Properties. The building is 743 ft tall and has 54 floors. It was completed in 1973. At 2300000 sqft , each floor offers almost 1 acre of office space, making it one of the largest office buildings in New York.
Document 4: Metropolitan Tower (Manhattan): The Metropolitan Tower is a 68-story, 716 ft (218 m) residential skyscraper in Manhattan, New York City, standing at 146 West 57th Street. The building has 235 apartment units.
Document 5: 245 Park Avenue: 245 Park Avenue (formerly American Tobacco Company Building, American Brands Building and Bear Stearns Building) is a 648-ft (198 m) tall skyscraper in New York City, New York. It was completed in 1967 and has 48 floors (1.7 million square feet). Shreve, Lamb and Harmon designed the building. The Building Owners and Managers Association awarded the 2000/2001 Pinnacle Award to 245 Park Avenue. The site used to be occupied by the second Grand Central Palace exhibition hall, which was demolished in 1964 to make way for 245 Park Avenue.
Document 6: Solow Building: The Solow Building, located at 9 West 57th Street, is a Manhattan skyscraper built in 1974 and designed by Gordon Bunshaft of Skidmore, Owings and Merrill. It is located just west of Fifth Avenue between the 57th and 58th Street, next to the Bergdorf Goodman department store and the Plaza Hotel. At 50 stories and 689 ft in height, the building's only nearby competitor by height is the GM Building, located one block north and east. Floors above the 23rd floor offer an unobstructed view of northern Manhattan and a complete view of Central Park and The Plaza Hotel.
Document 7: 750 7th Avenue: 750 Seventh Avenue is a 615 ft (187m) tall Class-A office skyscraper in New York City. It was completed in 1989 in the postmodern style and has 36 floors. Kevin Roche John Dinkeloo & Associates designed the building, and it is owned by Hines, a Texas based real estate investment company. The building's continuous helix design, culminating in a chimney-like extension, was caused by the New York City Building Code, which requires setbacks. The 84 exterior column transfers exist because of the owner's requirement for a column-free space. It is tied with the New York Life Building for the 74th tallest building in New York City. It is also LEED certified.
Document 8: 277 Park Avenue: 277 Park Avenue is an office building in the Midtown Manhattan neighborhood of New York City. It stands on the east side of Park Avenue between East 47th and 48th Streets; it is 687 ft tall, with 50 floors.
Document 9: 550 Madison Avenue: 550 Madison Avenue (formerly known as the Sony Tower or Sony Plaza and before that the AT&T Building), is an iconic postmodern 647 ft , 37-story highrise skyscraper located at 550 Madison Avenue in Manhattan. Designed by Philip Johnson, it was formerly the headquarters of Sony Corporation of America. The tower was purchased by the Olayan Group and Chelsfield for $1.4 billion in 2016.
Document 10: 888 7th Avenue: 888 7th Avenue is a 628 ft (191m) tall modern-style office skyscraper in Midtown Manhattan which was completed in 1969 and has 46 floors. Emery Roth & Sons designed the building, which is tied with Central Park Place for the 65th tallest building in New York City. It currently carries the Vornado Realty Trust corporate headquarters. Previously known as the Arlen Building, its namesake being the company responsible for its construction, Arlen Realty & Development Corporation. The Red Eye Grill is located in the building at street level.
Document 11: 750 7th Avenue: 750 Seventh Avenue is a 615 ft (187m) tall Class-A office skyscraper in New York City. It was completed in 1989 in the postmodern style and has 36 floors. Kevin Roche John Dinkeloo & Associates designed the building, and it is owned by Hines, a Texas based real estate investment company. The building's continuous helix design, culminating in a chimney-like extension, was caused by the New York City Building Code, which requires setbacks. The 84 exterior column transfers exist because of the owner's requirement for a column-free space. It is tied with the New York Life Building for the 74th tallest building in New York City. It is also LEED certified.
Document 12: MetLife Building: The MetLife Building is a 59-story skyscraper at 200 Park Avenue at East 45th Street above Grand Central Terminal in Midtown Manhattan, New York City. Built in 1960–63 as the Pan Am Building, the then-headquarters of Pan American World Airways, it was designed by Emery Roth & Sons, Pietro Belluschi and Walter Gropius in the International style. The world's largest commercial office space by square footage at its opening, it remains one of the 100 tallest buildings in the United States.
Document 13: Seagram Building: The Seagram Building is a skyscraper, located at 375 Park Avenue, between 52nd Street and 53rd Street in Midtown Manhattan, New York City. The integral plaza, building, stone faced lobby and distinctive glass and bronze exterior were designed by German-American architect Ludwig Mies van der Rohe. Philip Johnson designed the interior of The Four Seasons and Brasserie restaurants. Severud Associates were the structural engineering consultants.
Document 14: 270 Park Avenue: 270 Park Avenue (also known as the JPMorgan Chase Tower and formerly the Union Carbide Building) is a high-rise office building located in Midtown Manhattan, New York City. It was designed by Natalie de Blois for Skidmore, Owings & Merrill.
Document 15: 300 East 57th Street: 300 East 57th Street is an apartment building on the corner of East 57th Street and Second Avenue in the Midtown neighborhood of Manhattan, New York City.
ground_truth: Solow Building