user: Question: What is the tie number in the game on 5 January 1986 where Exeter City is the away team?
Columns: ['Tie no', 'Home team', 'Score', 'Away team', 'Date']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1', 'Bury', '2–0', 'Barnsley', '13 January 1986']
SQL:

assistant: SELECT "Tie no" FROM "Table" WHERE "Date" = '5 January 1986' AND "Away team" = 'Exeter City';