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 | Walsall | 1–1 | Watford | 21 February 1987 |
| Replay | Watford | 4–4 | Walsall | 24 February 1987 |
| Replay | Walsall | 0–1 | Watford | 2 March 1987 |
| 2 | Sheffield Wednesday | 1–1 | West Ham United | 21 February 1987 |
| Replay | West Ham United | 0–2 | Sheffield Wednesday | 25 February 1987 |
| 3 | Tottenham Hotspur | 1–0 | Newcastle United | 21 February 1987 |
| 4 | Wimbledon | 3–1 | Everton | 22 February 1987 |
| 5 | Arsenal | 2–0 | Barnsley | 21 February 1987 |
| 6 | Leeds United | 2–1 | Queens Park Rangers | 21 February 1987 |
| 7 | Stoke City | 0–1 | Coventry City | 21 February 1987 |
| 8 | Wigan Athletic | 3–0 | Hull City | 21 February 1987 |
Question:
Who was the home team when walsall was the away team?
Answer:
Watford