Question: Which building is nicknamed "The Billionaire Building" and hosts 92 condominiums units on top of a 210-room Hyatt Hotel: 30 Hudson Yards or One57?
Related documents: [0]  [DOC] One57, formerly known as Carnegie 57 and nicknamed "The Billionaire Building", is a 75-story (marketed as 90-story) supertall skyscraper at 157 West 57th Street between Sixth and Seventh Avenues in the Midtown neighborhood of Manhattan, New York City. Upon completion in 2014, it stood at 1,005 ft tall, making it the tallest residential building in the city for a few months until the completion of 432 Park Avenue. The building has 92 condominium units on top of a new Park Hyatt Hotel with 210 rooms, which is set to become the flagship Hyatt property. [END] 
[1]  [DOC] 30 Hudson Yards (also the North Tower) is a super tall office building currently under construction in the West Side area of Manhattan. Located near Hell's Kitchen, Chelsea and the Penn Station area, the building is a part of the Hudson Yards Redevelopment Project, a plan to redevelop the Metropolitan Transportation Authority's West Side Yards. [END] 
Answer: 
One57
One57