user: Question: What round has a method of Submission?
Columns: ['Res.', 'Record', 'Opponent', 'Method', 'Round', 'Time', 'Location']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Win', '19-10 (1)', 'Adrian Rodrigues', 'Submission (neck crank)', '1', '4:50', 'San Jose, Costa Rica']
SQL:

assistant: SELECT "Round" FROM "Table" WHERE "Method" = 'Submission';