user: Question: Where was the UFC 154 match held?
Columns: ['Res.', 'Record', 'Opponent', 'Method', 'Event', 'Round', 'Time', 'Location']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text', 'text']
Sample row: ['NC', '7–3 (2)', 'Che Mills', 'No Contest', 'UFC on Fuel TV: Barao vs. McDonald', 3.0, '5:00', 'London , England']
SQL:

assistant: SELECT "Location" FROM "Table" WHERE "Event" = 'UFC 154';