user: Question: What is the sum of Round(s), when Method is "Submission (banana split)"?
Columns: ['Res.', 'Record', 'Opponent', 'Method', 'Event', 'Round', 'Time', 'Location']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text', 'text']
Sample row: ['Win', '27-10-7', 'Ryuki Ueyama', 'TKO (punches)', 'Rings - Reincarnation', 1.0, '2:32', 'Tokyo , Japan']
SQL:

assistant: SELECT SUM("Round") FROM "Table" WHERE "Method" = 'Submission (banana split)';