user: Question: What was the score when Stefan Edberg won after 1978?
Columns: ['Location', 'Year', 'Champion', 'Runner-up', 'Score']
Types: ['text', 'real', 'text', 'text', 'text']
Sample row: ['Milan', 2005.0, 'Robin Söderling', 'Radek Štěpánek', '6–3, 6–7 (2–7) , 7–6 (7–5)']
SQL:

assistant: SELECT "Score" FROM "Table" WHERE "Year" > 1978.0 AND "Champion" = 'Stefan Edberg';