Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Tie no | Home team | Score | Away team | Date |
| --- | --- | --- | --- | --- |
| 1 | Liverpool | 2–0 | Bury | 16 February 1980 |
| 2 | Blackburn Rovers | 1–1 | Aston Villa | 16 February 1980 |
| Replay | Aston Villa | 1–0 | Blackburn Rovers | 20 February 1980 |
| 3 | Bolton Wanderers | 1–1 | Arsenal | 16 February 1980 |
| Replay | Arsenal | 3–0 | Bolton Wanderers | 19 February 1980 |
| 4 | Wolverhampton Wanderers | 0–3 | Watford | 16 February 1980 |
| 5 | Everton | 5–2 | Wrexham | 16 February 1980 |
| 6 | Ipswich Town | 2–1 | Chester | 16 February 1980 |
| 7 | Tottenham Hotspur | 3–1 | Birmingham City | 16 February 1980 |
| 8 | West Ham United | 2–0 | Swansea City | 16 February 1980 |
Question:
Which tie number has Bolton Wanderers as away?
Answer:
Replay