user: Question: Which Away Team has a Tie no of Replay and a Home Team of Chesterfield?
Columns: ['Tie no', 'Home team', 'Score', 'Away team', 'Attendance']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1', 'Chester City', '0–2', 'Wrexham', '5 December 1997']
SQL:

assistant: SELECT "Away team" FROM "Table" WHERE "Tie no" = 'Replay' AND "Home team" = 'Chesterfield';