user: Question: How long was the time for the Legacy Fighting Championship 12?
Columns: ['Res.', 'Record', 'Opponent', 'Method', 'Event', 'Round', 'Time', 'Location']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text', 'text']
Sample row: ['Win', '6–0', 'D.J. Linderman', 'Submission (rear naked choke)', 'Legacy Fighting Championship 19', 1.0, '1.48', 'Dallas, Texas , United States']
SQL:

assistant: SELECT "Time" FROM "Table" WHERE "Event" = 'Legacy Fighting Championship 12';