user: Question: What is the attendance for No. 15 tie?
Columns: ['Tie no', 'Home team', 'Score', 'Away team', 'Attendance']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1', 'Aston Villa', '4–0', 'West Bromwich Albion', '24 January 1998']
SQL:

assistant: SELECT "Attendance" FROM "Table" WHERE "Tie no" = '15';