Question: The second largest convention center on its opening in 1990 is owned by what company?

Related documents: [0]  [DOC] The Sands Expo and Convention Center is a large convention center. It opened in 1990 across the street from the original Sands Hotel, was the second largest convention center in the world when it opened. [END] 
[1]  [DOC] 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. [END]  
Answer: Las Vegas Sands Corporation
Las Vegas Sands Corporation