Question: The Cheek to Cheek Tour was a co-headlining tour by American singers Tony Bennett and Lady Gaga in support of their album, "Cheek to Cheek" (2014), the tour, which began with a two-night run at the Cosmopolitan of Las Vegas,  a luxury resort casino and hotel on the Las Vegas Strip in Paradise, in which state?
{'answer': 'Nevada', 'supporting_facts': [['Cheek to Cheek Tour', 1], ['Cosmopolitan of Las Vegas', 0]]}