Take context from the input text and decide on the accurate relationship between 'Marina Bay Sands' and 'Las Vegas Sands' from the options provided.
Options: stock exchange, headquarters location, owned by, position held

Marina Bay Sands Singapore, the flagship integrated resort of Las Vegas Sands Corp, is interested in running a casino and convention complex in Thailand, the Nation reported, citing Krist Boo, vice president for communications.
owned by