user: Question: Who won when Peter Fleming was a runner-up?
Columns: ['Location', 'Year', 'Champion', 'Runner-up', 'Score']
Types: ['text', 'real', 'text', 'text', 'text']
Sample row: ['Honolulu', 1976.0, 'Ilie Năstase', 'Arthur Ashe', '6–3, 1–6, 6–7, 6–3, 6–1']
SQL:

assistant: SELECT "Champion" FROM "Table" WHERE "Runner-up" = 'Peter Fleming';