user: Question: Which Tournament has a Runner(s)-up of Bob Charles?
Columns: ['Date', 'Tournament', 'Winning score', 'Margin of victory', 'Runner(s)-up']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['26 Aug 1972', 'Viyella PGA Championship', '–9 (71-72-68-68=279)', '3 strokes', 'Peter Oosterhuis']
SQL:

assistant: SELECT "Tournament" FROM "Table" WHERE "Runner(s)-up" = 'Bob Charles';