user: Question: Who is the winner when Mark Fuller was the runner-up?
Columns: ['Year', 'Winner', 'Runner-up', 'Venue', 'Location']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['2013', 'Bryson DeChambeau', 'Austin Cook Jeremy Sanders', 'Meadow Club', 'Fairfax, California']
SQL:

assistant: SELECT "Winner" FROM "Table" WHERE "Runner-up" = 'Mark Fuller';