user: Question: Which Result has the Event Strikeforce and the Method, KO (spinning back fist)?
Columns: ['Result', 'Record', 'Opponent', 'Method', 'Event', 'Round', 'Location']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Win', '17–0', 'Brian Ebersole', 'Decision (unanimous)', 'Strikeforce', 5.0, 'San Jose, California']
SQL:

assistant: SELECT "Result" FROM "Table" WHERE "Event" = 'Strikeforce' AND "Method" = 'KO (spinning back fist)';