Question: who is the owner of the mandalay bay in vegas
[{'answer': 'MGM Resorts International', 'provenance': [{'wikipedia_id': '724760', 'title': 'Mandalay Bay', 'start_paragraph_id': 1, 'start_character': 124, 'end_paragraph_id': 1, 'end_character': 149, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '724760', 'title': 'Mandalay Bay', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 305, 'bleu_score': 0.8291037571077441, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1381685209841735789}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '3681692', 'title': 'Mandalay Bay Convention Center', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['Mandalay Bay Convention Center, located in Paradise, Nevada (part of the Las Vegas metropolitan area) is one of the largest privately owned and operated convention centers in the world. The facility is owned and operated by MGM Resorts International. It is attached to the Mandalay Bay hotel and casino, and is adjacent to the Mandalay Bay Events Center. The facility can support up to 75 breakout sessions and has several ballrooms with the largest being . At opening in January 2003, it was the fifth largest convention center in the United', 'The facility is owned and operated by MGM Resorts International.', 'MGM Resorts International']}}]}, {'provenance': [{'wikipedia_id': '1033455', 'title': 'The Mirage', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ["The Mirage is a 3,044 room Polynesian-themed resort and casino resort located on the Las Vegas Strip in Paradise, Nevada, United States. The resort was built by developer Steve Wynn and is currently owned and operated by MGM Resorts International. The original marquee sign in front of the Mirage is the largest free standing marquee in the world. The resort is connected by a free tram to Treasure Island Las Vegas neighboring the hotel's property to the north. The Mirage was built by developer Steve Wynn and designed by architect Joel", 'MGM Resorts International.']}}]}, {'provenance': [{'wikipedia_id': '724760', 'title': 'Mandalay Bay', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ["Mandalay Bay is a 43-story luxury resort and casino on the Las Vegas Strip in Paradise, Nevada. It is owned and operated by MGM Resorts International. One of the property's towers operates as the Delano; the Four Seasons Hotel is independently operated within the Mandalay Bay tower, occupying five floors (3539).", 'Mandalay Bay is a 43-story luxury resort and casino on the Las Vegas Strip in Paradise, Nevada. It is owned and operated by MGM Resorts International.', 'MGM Resorts International']}}]}]