Question: Which building, the Park Row Building or The Spiral, was announced in 2016 by real estate developer Tishman Speyer as a 1,005 foot skyscraper with 2.85 million square feet and 65 floors?
Context: The Spiral is a proposed 65-floor skyscraper located in the Hudson Yards neighborhood of Manhattan, New York City.  The project was announced in 2016 by real estate developer Tishman Speyer as a 1,005 foot skyscraper with 2.85 million square feet and 65 floors.  The tower is being designed by Bjarke Ingels Group, the architectural firm behind One57. Unishire Urban Infra Limited.  () is a Bangalore-based Indian Real Estate Company founded by Mr. Kirti Mehta in 1987.  The company primarily develops residential spaces.  10 million square feet of development is underway and proposed, close to Hebbal and the Manyata Tech Park.  The homes are designed as per the Green Building norms and offer various home automation systems and lifestyle features in association with iREVO.  An area of more than 2 million square feet is currently being developed with the facility of home automation. Mary Ann Tighe is an American commercial real estate broker and CEO of the New York Tri-State Region of CBRE, the world’s largest commercial real estate services firm.  Tighe has made commercial transactions totaling more than 97.5 million square feet and has been cited as a groundbreaker in a traditionally male-dominated industry.  Her deals have anchored more than 14.4 million square feet of new construction in the New York region, a total believed to be a record in commercial brokerage.  Tighe has been named to "Crain’s New York Business" Most Powerful Women in New York since the listing was inaugurated in 2007, ranking #1 in 2011 across all New York City industries. Nanakramguda is an IT, real estate and architectural suburb in Serlingampally mandal.  The first phase of financial district in Hyderabad, India, is home to TSI Business parks, IT/ITES special economic zones, Tishman Speyer's, Waverock Building, which houses multinational conglomerates.  The Nanakramguda Village, Film Nagar, and Nanakramguda temple is near to this IT Suburb. Rob Speyer is an American real estate developer.  He is the president and chief executive officer of New York City real estate company Tishman Speyer. Jerry I. Speyer (born June 23, 1940) is an American real estate developer.  He is one of two founding partners of the New York real estate company Tishman Speyer, which controls the Rockefeller Center and the Chrysler Building. Robert Valentine Tishman (April 7, 1916 – October 11, 2010) was an American real estate developer who had been head of the family-owned firm Tishman Realty and Construction until it was disestablished in 1977, and was one of the two founding partners of Tishman Speyer, which was formed in 1978 and became one of the largest owners and builders of office buildings in the United States. The Park Row Building is a building on Park Row bordering TriBeCa and the Financial District of the New York City borough of Manhattan also known as 15 Park Row.  The building was designed by R. H. Robertson, a pioneer in steel skyscraper design, and engineered by the firm of Nathaniel Roberts. TaunusTurm (originally Kaiserkarree) is the project name for a complex of two buildings, a 170 m skyscraper and a 63 m high-rise residential building, in Frankfurt, Germany.  The site is located in Frankfurt's financial district, the Bankenviertel, at the corner of Neue Mainzer Straße and Taunustor.  The site borders a park named Taunusanlage, which gave the tower its name (the Taunus is a low mountain range north of Frankfurt).  The buildings were designed by architecture firm Gruber + Kleine-Kraneburg.  The project developer is real estate building and operating company Tishman Speyer which also built the Messeturm and the Opernturm in Frankfurt.  The start of construction was in April 2011 and the first tenants moved in February 2014. 666 Fifth Avenue is a 41-story office building on Fifth Avenue between 52nd and 53rd Streets in Midtown Manhattan, New York City.  The office tower was built in 1957 by Tishman Realty and Construction, which sold it when the corporation dissolved in 1976.  666 Fifth Avenue was bought by Sumitomo Realty & Development in the late 1990s, and Tishman Speyer bought it back in 2000, adding tenants before selling it yet again to Kushner Properties in 2007.  In 2017, plans for the repurposing of the original building were announced, which were designed by the late British architect Zaha Hadid prior to her death in 2016.
Answer: The Spiral