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 | Blackpool | 1–1 | Manchester City | 30 January 1988 |
| Replay | Manchester City | 2–1 | Blackpool | 3 February 1988 |
| 2 | Aston Villa | 0–2 | Liverpool | 31 January 1988 |
| 3 | Luton Town | 2–1 | Southampton | 30 January 1988 |
| 4 | Everton | 1–1 | Middlesbrough | 30 January 1988 |
| Replay | Middlesbrough | 2–2 | Everton | 3 February 1988 |
| Replay | Everton | 2–1 | Middlesbrough | 9 February 1988 |
| 5 | Newcastle United | 5–0 | Swindon Town | 30 January 1988 |
| 6 | Queens Park Rangers | 3–1 | West Ham United | 30 January 1988 |
| 7 | Barnsley | 0–2 | Birmingham City | 30 January 1988 |
| 8 | Coventry City | 0–1 | Watford | 30 January 1988 |
| 9 | Portsmouth | 2–1 | Sheffield United | 1 February 1988 |
| 10 | Brighton & Hove Albion | 1–2 | Arsenal | 30 January 1988 |
| 11 | Manchester United | 2–0 | Chelsea | 30 January 1988 |
| 12 | Plymouth Argyle | 1–0 | Shrewsbury Town | 30 January 1988 |
| 13 | Bradford City | 4–2 | Oxford United | 30 January 1988 |
| 14 | Mansfield Town | 1–2 | Wimbledon | 30 January 1988 |
| 15 | Port Vale | 2–1 | Tottenham Hotspur | 30 January 1988 |
| 16 | Leyton Orient | 1–2 | Nottingham Forest | 30 January 1988 |
Question:
What was the score when the Tie no was 9?
Answer:
2–1