Question: What is the tallest building today where Babycakes was set?

full_context: Document 1: The Serial: The Serial: A Year in the Life of Marin County (often referred to as The Serial) is a satirical novel about Marin County, California, written by Cyra McFadden. Beginning in 1976, the book's chapters had been serialized in the Marin County alternative weekly newspaper "Pacific Sun", as well as the "San Francisco Chronicle". It was first published in book form in 1977.
Document 2: Babycakes: Babycakes (1984) is the fourth book in the "Tales of the City" series by American novelist Armistead Maupin, originally serialized in the "San Francisco Chronicle".
Document 3: Baby (MacLachlan novel): Baby is a 1995 novel by Patricia MacLachlan. It explores the themes of family and abandonment while offering a touching novel about a family who discovers a baby and has to care for it. With the baby, is a short note, explaining why the baby was left, and with brief information about her.
Document 4: Chase Center: Chase Center is a multi-purpose arena under construction in the Mission Bay neighborhood of San Francisco. The building will mainly be used for basketball, and is planned to become the new home venue for the National Basketball Association (NBA)'s Golden State Warriors. The Warriors, who have been located in the San Francisco Bay Area since 1962, have played their home games at Oracle Arena in Oakland since 1971. The arena is scheduled to open to the public before the start of the 2019 -- 20 NBA season, with groundbreaking having occurred during the 2016 -- 17 NBA season.
Document 5: 1201 Third Avenue: 1201 Third Avenue (formerly Washington Mutual Tower) is a , 55-story skyscraper in Downtown Seattle, in the U.S. state of Washington. It is the second-tallest building in the city, the eighth-tallest on the West Coast of the United States, and the 74th-tallest in the United States. Developed by Wright Runstad & Company, construction began in 1986 and finished in 1988. 1201 Third Avenue was designed by Kohn Pedersen Fox Associates and The McKinley Architects. The building was the world headquarters of the financial company Washington Mutual from the building's opening until 2006, when the company moved across the street to the WaMu Center (renamed the Russell Investments Center after the bank collapsed in 2008).
Document 6: Chase Center: Chase Center is a multi-purpose arena under construction in the Mission Bay neighborhood of San Francisco that will open before the 2019 -- 20 NBA season. Groundbreaking of the arena happened during the 2016 -- 17 NBA season. It will mainly be used for basketball, becoming the new home of the Golden State Warriors of the National Basketball Association (NBA). The Warriors, who have been located in the San Francisco Bay Area since 1962, have played their home games at Oracle Arena in Oakland since 1971.
Document 7: Sure of You: Sure of You (1989) is the sixth book in the "Tales of the City" series by San Francisco novelist Armistead Maupin. The story takes place around the eve of the 1988 presidential election in the U.S., three years after the previous book "Significant Others". The book was written as the end to the Tales series and is the antithesis of the first book.
Document 8: The City of Dreaming Books: The City of Dreaming Books (original title: "Die Stadt der Träumenden Bücher") is the fourth novel in the Zamonia series written and illustrated by German author Walter Moers, but the third to be translated into English by John Brownjohn. The German version was released in Autumn 2004, and the English version followed in Autumn 2007. It is followed by two sequels, "The Labyrinth of Dreaming Books" (2011) and "The Castle of Dreaming Books" (TBA).
Document 9: Transamerica Pyramid: The Transamerica Pyramid at 600 Montgomery Street between Clay and Washington Streets in the Financial District of San Francisco, California, United States, is a 48 - story postmodern building and the second - tallest skyscraper in the San Francisco skyline. Its height will be surpassed by Salesforce Tower, currently under construction. The building no longer houses the headquarters of the Transamerica Corporation, which moved its U.S. headquarters to Baltimore, Maryland, but it is still associated with the company and is depicted in the company's logo. Designed by architect William Pereira and built by Hathaway Dinwiddie Construction Company, at 853 feet (260 m), on completion in 1972 it was the eighth - tallest building in the world.
Document 10: The Sail @ Marina Bay: The Sail @ Marina Bay is a waterfront lifestyle condominium located in the Marina Bay area in Singapore. It was completed in 2008. The first tenants have moved into Central Park Tower in July 2008. Residents moved into Marina Bay Tower a few weeks later. The structure of The Sail is with 70 storeys and is one of Singapore's tallest condominium/apartment. This development offers panoramic city view of Marina Bay and the sea. It is close to some of Singapore's famous landmarks such as Suntec City, Marina Bay Sands, Esplanade, Telok Ayer Market and the Singapore River. The Downtown MRT Station is built a few meters to the West of the building. The building was erected on reclaimed land, and the Central Linear Park is built on the South Side next to the building.
Document 11: Ultima Tower: The Ultima Tower is a hypothetical supertall skyscraper, designed by American architect Eugene Tsui in 1991. It has been envisioned to be built in San Francisco, California and could accommodate up to 1 million people. With a total height of , the tower would be 2 miles tall, and comprise 500 stories if built. It is one of the tallest buildings/man-made structures ever conceived.
Document 12: Gingerbread (novel): Gingerbread (2002) is an award-winning book, first in a teen novel/series written by Rachel Cohn. The book is about "Cyd Charisse", a punk girl who lives in San Francisco with her parents Nancy and Sid, and siblings Ashley and Josh, and her surf-crossed lover Shrimp. She goes to NYC to try to find out about her father and family. The next two books in this young-adult series are "Shrimp" (2005) and "Cupcake" (2008).
Document 13: Houston: Centered on Post Oak Boulevard and Westheimer Road, the Uptown District boomed during the 1970s and early 1980s when a collection of mid-rise office buildings, hotels, and retail developments appeared along Interstate 610 west. Uptown became one of the most prominent instances of an edge city. The tallest building in Uptown is the 64-floor, 901-foot (275 m)-tall, Philip Johnson and John Burgee designed landmark Williams Tower (known as the Transco Tower until 1999). At the time of construction, it was believed to be the world's tallest skyscraper outside of a central business district. The new 20-story Skanska building and BBVA Compass Plaza are the newest office buildings built in Uptown after 30 years. The Uptown District is also home to buildings designed by noted architects I. M. Pei, César Pelli, and Philip Johnson. In the late 1990s and early 2000s decade, there was a mini-boom of mid-rise and high-rise residential tower construction, with several over 30 stories tall. Since 2000 more than 30 high-rise buildings have gone up in Houston; all told, 72 high-rises tower over the city, which adds up to about 8,300 units. In 2002, Uptown had more than 23 million square feet (2,100,000 m²) of office space with 16 million square feet (1,500,000 m²) of Class A office space.
Document 14: Salesforce Tower: Salesforce Tower, formerly known as the Transbay Tower, is a 1,070 - foot (326 m) office skyscraper under construction in the South of Market district of downtown San Francisco. It is located at 415 Mission Street between First and Fremont Streets, next to the Transbay Transit Center site. Salesforce Tower is the centerpiece of the San Francisco Transbay redevelopment plan. The plan contains a mix of office, transportation, retail, and residential uses. When completed, the tower will be the tallest in San Francisco. With a top roof height of 970 feet (296 m) and an overall height of 1,070 feet (326 m), it will be the second - tallest building west of the Mississippi River after the Wilshire Grand Center in Los Angeles.
Document 15: Michael Tolliver Lives: Michael Tolliver Lives (2007) is the seventh book in the "Tales of the City" series by San Francisco novelist Armistead Maupin.
ground_truth: Salesforce Tower
sub_queries: Which place is Babycakes in? Answer: San Francisco
what is the new tallest building in San Francisco Answer: Salesforce Tower