user: Question: What was the method in round 1 of the UFC 20 event?
Columns: ['Res.', 'Record', 'Opponent', 'Method', 'Event', 'Round', 'Time']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Win', '9-5', 'John Cox', 'KO', 'LIP 1 - Lockdown in Paradise 1', 1.0, '0:30']
SQL:

assistant: SELECT "Method" FROM "Table" WHERE "Round" = 1.0 AND "Event" = 'UFC 20';