user: Question: For which tie was Scunthorpe United the away team?
Columns: ['Tie no', 'Home team', 'Score', 'Away team', 'Date']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1', 'Watford', '2–0', 'Plymouth Argyle', '8 January 1983']
SQL:

assistant: SELECT "Tie no" FROM "Table" WHERE "Away team" = 'Scunthorpe United';