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 | Preston North End | 0–2 | Wrexham | 17 December 1977 |
| 2 | Watford | 2–0 | Colchester United | 17 December 1977 |
| 3 | Walsall | 1–1 | Port Vale | 17 December 1977 |
| Replay | Port Vale | 1–3 | Walsall | 19 December 1977 |
| 4 | Gillingham | 1–1 | Peterborough United | 17 December 1977 |
| Replay | Peterborough United | 2–0 | Gillingham | 20 December 1977 |
| 5 | Grimsby Town | 2–0 | Barnsley | 17 December 1977 |
| 6 | Crewe Alexandra | 0–0 | Scarborough | 17 December 1977 |
| Replay | Scarborough | 2–0 | Crewe Alexandra | 21 December 1977 |
| 7 | Swindon Town | 2–1 | Brentford | 17 December 1977 |
| 8 | Shrewsbury Town | 1–1 | Stockport County | 17 December 1977 |
| Replay | Stockport County | 1–2 | Shrewsbury Town | 19 December 1977 |
| 9 | Northampton Town | 0–2 | Enfield | 17 December 1977 |
| 10 | Portsmouth | 2–2 | Swansea City | 17 December 1977 |
| Replay | Swansea City | 2–1 | Portsmouth | 20 December 1977 |
| 11 | Plymouth Argyle | 1–0 | Cambridge United | 17 December 1977 |
| 12 | Carlisle United | 3–1 | Chester | 17 December 1977 |
| 13 | Blyth Spartans | 1–0 | Chesterfield | 17 December 1977 |
| 14 | Minehead | 0–3 | Exeter City | 17 December 1977 |
| 15 | Wealdstone | 2–1 | Reading | 17 December 1977 |
| 16 | Rotherham United | 6–0 | Spennymoor United | 17 December 1977 |
| 17 | Wigan Athletic | 1–0 | Sheffield Wednesday | 17 December 1977 |
| 18 | Nuneaton Borough | 1–2 | Tilbury | 17 December 1977 |
| 19 | AP Leamington | 0–0 | Southend United | 17 December 1977 |
| Replay | Southend United | 4–0 | AP Leamington | 19 December 1977 |
| 20 | Hartlepool United | 4–2 | Runcorn | 17 December 1977 |
Question:
What was the score of the tied game or the away team of Crewe Alexandra?
Answer:
Replay