user: Question: What score did Vasil Levski National Stadium, Sofia, which was Friendly during competition, earn?
Columns: ['Date', 'Venue', 'Score', 'Result', 'Competition']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['29 March 2000', 'Vasil Levski National Stadium , Sofia', '1–0', '4–1', 'Friendly']
SQL:

assistant: SELECT "Score" FROM "Table" WHERE "Competition" = 'Friendly' AND "Venue" = 'Vasil Levski National Stadium, Sofia';