user: Question: What is the tie number when Wigan Athletic is the home team?
Columns: ['Tie no', 'Home team', 'Score', 'Away team', 'Date']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1', 'Liverpool', '3–0', 'Aston Villa', '5 January 1985']
SQL:

assistant: SELECT "Tie no" FROM "Table" WHERE "Home team" = 'Wigan Athletic';