Question: How many square feet is the shopping mall located in the tallest completed building in Nevada?

full_context: Document 1: Tropicana – Las Vegas Boulevard intersection: The Tropicana – Las Vegas Boulevard intersection on the Las Vegas Strip (Tropicana Avenue and Las Vegas Boulevard), is noteworthy for several reasons. It was the first intersection in Las Vegas completely closed to street level pedestrian traffic and its four corners are home to four major resorts: Excalibur Hotel and Casino, Tropicana Las Vegas, New York-New York Hotel and Casino and MGM Grand Las Vegas—the latter has 5,044 rooms and was once the largest hotel in the world. The resorts at the four corners have a total of 12,536 hotel rooms as of 2016.
Document 2: Waterside Shops: The Waterside Shops is an upscale open-air mall located on Tamiami Trail in Pelican Bay, Florida, just to the north of Naples, Florida. Opened in 1992, the mall features Nordstrom (formerly Jacobson's) and Saks Fifth Avenue as anchor tenants. The mall opened with 85% of its retail space leased. Since 2003, the mall has been managed by the Southfield, Michigan-based Forbes Company, which also operates several other upscale malls in Michigan and Florida. Its open-air concourses feature waterfalls and landscaping.
Document 3: Grand Canal Shoppes: The Grand Canal Shoppes is a 500000 sqft upscale shopping mall inside The Venetian Hotel & Casino and The Palazzo on the Las Vegas Strip in Paradise, Nevada.
Document 4: MGM Grand Las Vegas: The MGM Grand Las Vegas (formerly Marina and MGM-Marina) is a hotel and casino located on the Las Vegas Strip in Paradise, Nevada. The MGM Grand is the largest single hotel in the United States with 5,124 rooms. It is also the third-largest hotel complex in the world by number of rooms and second-largest hotel resort complex in the United States behind the combined The Venetian and The Palazzo. When it opened in 1993, the MGM Grand was the largest hotel complex in the world.
Document 5: The Venetian Las Vegas: The Venetian Resort Hotel Casino is a five-diamond luxury hotel and casino resort located on the Las Vegas Strip in Paradise, Nevada, United States, on the site of the old Sands Hotel. Designed by KlingStubbins, the hotel tower contains 36 stories and rises 475 ft . The Venetian is owned and operated by Las Vegas Sands. The Venetian also serves as the seat of the corporate headquarters for its parent company.
Document 6: CityCenter: CityCenter (also known as CityCenter Las Vegas) is a 16797000 sqft mixed-use, urban complex on 76 acre located on the Las Vegas Strip in Paradise, Nevada. The project was started by MGM Resorts International; Dubai World became a joint partner during the project's construction phase. It is the largest privately funded construction project in the history of the United States. The project is connected by a people mover system to adjacent MGM properties Monte Carlo Las Vegas and Bellagio Las Vegas. As of 2015, the "CityCenter" branding has been largely retired, with the focus instead on the Aria brand of the development's centerpiece property in names such as the "Aria Express" (formerly "CityCenter Tram") and "Aria Art Collection" (formerly "CityCenter Art Collection").
Document 7: The Forum Shops at Caesars: The Forum Shops at Caesars (also known as simply The Forum) is a major 636000 sqft shopping mall connected to Caesars Palace on the Las Vegas Strip in Las Vegas, Nevada. Measured in terms of sales per square foot, it is the highest grossing mall in the United States.
Document 8: Treasure Island Hotel and Casino: Treasure Island Hotel & Casino (also known as "TI") is a hotel and casino located on the Las Vegas Strip in Paradise, Nevada, USA with 2,664 rooms and 220 suites, and is connected by tram to The Mirage as well as pedestrian bridge to the Fashion Show Mall shopping center. Since March 2009, TI is owned and operated by Phil Ruffin.
Document 9: List of tallest buildings in Las Vegas: The city of Las Vegas, Nevada and its surrounding unincorporated communities in the Las Vegas Valley are the sites of more than 160 high-rises, 42 of which stand taller than 400 ft . The tallest structure in the city is the Stratosphere Tower, which rises 1149 ft just north of the Las Vegas Strip. The tower is also the tallest observation tower in the United States. Since the Stratosphere Tower is not fully habitable, however, it is not considered a building. The tallest building in Las Vegas is the Fontainebleau Resort Las Vegas, which rises 735 ft and was topped out in November 2008. This building, however, is currently on hold. The tallest completed building in the city is the 52-story Palazzo, which rises 642 ft and was completed in 2007.
Document 10: Fashion Show Mall: Fashion Show Mall is a shopping mall located on the Las Vegas Strip in Paradise, Nevada, and is owned by General Growth Properties Inc. The mall spans 1888151 sqft of space, with more than 250 stores and seven anchors, and hosts weekend fashion shows on a retractable runway with the mall's central atrium, hence the name.
Document 11: Delano Las Vegas: Delano Las Vegas, (formerly known as THEhotel), is a 45-story 1,117 room luxury suite hotel. It is owned and operated by MGM Resorts International. It is located within the Mandalay Bay complex on the Las Vegas Strip in Paradise, Nevada. It was renovated and rebranded as the Delano Las Vegas on September 2, 2014, under a partnership between MGM and Morgans Hotel Group.
Document 12: The Venetian Macao: The Venetian Macao () is a luxury hotel and casino resort in Macau owned by the American Las Vegas Sands company. The Venetian is a 39-story, casino hotel on the Cotai Strip in Macau. The 10500000 sqft Venetian Macao is modeled on its sister casino resort The Venetian Las Vegas, and is the seventh-largest building in the world by floor area. The Venetian Macao is also the largest casino in the world, and the largest single structure hotel building in Asia.
Document 13: Caesars Palace: Caesars Palace is a AAA Four Diamond luxury hotel and casino in Paradise, Nevada, United States. The hotel is situated on the west side of the Las Vegas Strip between Bellagio and The Mirage. It is one of the most prestigious casino hotels in the world and one of Las Vegas's largest and best known landmarks.
Document 14: Bellagio (resort): Bellagio is a resort, luxury hotel and casino on the Las Vegas Strip in Paradise, Nevada. It is owned and operated by MGM Resorts International and was built on the site of the demolished Dunes hotel and casino. Inspired by the Lake Como town of Bellagio in Italy, Bellagio is famed for its elegance. One of its most notable features is an 8 acre lake between the building and the Strip, which houses the Fountains of Bellagio, a large dancing water fountain synchronized to music.
Document 15: The Palazzo: The Palazzo is a luxury hotel and casino resort located on the Las Vegas Strip in Paradise, Nevada. It is the tallest completed building in Nevada. Designed by the Dallas based HKS, Inc., the hotel offers luxury in an Italian Renaissance ambiance. The hotel and casino are part of a larger complex (operated as one hotel) comprising the adjoining Venetian Resort and Casino and the Sands Convention Center, all of which are owned and operated by the Las Vegas Sands Corporation.
ground_truth: 500000