user: Question: Who was the away team at the game attended by 81?
Columns: ['Tie no', 'Home team', 'Score', 'Away team', 'Attendance']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['59', 'Billericay Town', '3–2', 'Dover Athletic', '201']
SQL:

assistant: SELECT "Away team" FROM "Table" WHERE "Attendance" = '81';