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:
| Date | Opponents | H / A | Result F – A | Attendance | League position |
| --- | --- | --- | --- | --- | --- |
| 17 August 1991 | Notts County | H | 2 – 0 | 46278.0 | 1st |
| 21 August 1991 | Aston Villa | A | 1 – 0 | 39995.0 | 1st |
| 24 August 1991 | Everton | A | 0 – 0 | 36085.0 | 2nd |
| 28 August 1991 | Oldham Athletic | H | 1 – 0 | 42078.0 | 1st |
| 31 August 1991 | Leeds United | H | 1 – 1 | 43778.0 | 1st |
| 3 September 1991 | Wimbledon | A | 2 – 1 | 13824.0 | 1st |
| 7 September 1991 | Norwich City | H | 3 – 0 | 44946.0 | 1st |
| 14 September 1991 | Southampton | A | 1 – 0 | 19264.0 | 1st |
| 21 September 1991 | Luton Town | H | 5 – 0 | 46491.0 | 1st |
| 28 September 1991 | Tottenham Hotspur | A | 2 – 1 | 35087.0 | 1st |
| 6 October 1991 | Liverpool | H | 0 – 0 | 44997.0 | 1st |
| 19 October 1991 | Arsenal | H | 1 – 1 | 46594.0 | 1st |
| 26 October 1991 | Sheffield Wednesday | A | 2 – 3 | 38260.0 | 2nd |
| 2 November 1991 | Sheffield United | H | 2 – 0 | 42942.0 | 1st |
| 16 November 1991 | Manchester City | A | 0 – 0 | 38180.0 | 2nd |
| 23 November 1991 | West Ham United | H | 2 – 1 | 47185.0 | 1st |
| 30 November 1991 | Crystal Palace | A | 3 – 1 | 29017.0 | 2nd |
| 7 December 1991 | Coventry City | H | 4 – 0 | 42549.0 | 2nd |
| 15 December 1991 | Chelsea | A | 3 – 1 | 23120.0 | 1st |
| 26 December 1991 | Oldham Athletic | A | 6 – 3 | 18947.0 | 1st |
| 29 December 1991 | Leeds United | A | 1 – 1 | 32638.0 | 1st |
| 1 January 1992 | Queens Park Rangers | H | 1 – 4 | 38554.0 | 2nd |
| 11 January 1992 | Everton | H | 1 – 0 | 46619.0 | 1st |
| 18 January 1992 | Notts County | A | 1 – 1 | 21055.0 | 2nd |
| 22 January 1992 | Aston Villa | H | 1 – 0 | 45022.0 | 1st |
| 1 February 1992 | Arsenal | A | 1 – 1 | 41703.0 | 2nd |
| 8 February 1992 | Sheffield Wednesday | H | 1 – 1 | 47074.0 | 1st |
| 22 February 1992 | Crystal Palace | H | 2 – 0 | 46347.0 | 1st |
| 26 February 1992 | Chelsea | H | 1 – 1 | 44872.0 | 1st |
| 29 February 1992 | Coventry City | A | 0 – 0 | 23967.0 | 1st |
| 14 March 1992 | Sheffield United | A | 2 – 1 | 30183.0 | 2nd |
| 18 March 1992 | Nottingham Forest | A | 0 – 1 | 28062.0 | 2nd |
| 21 March 1992 | Wimbledon | H | 0 – 0 | 45428.0 | 2nd |
| 28 March 1992 | Queens Park Rangers | A | 0 – 0 | 22603.0 | 2nd |
| 31 March 1992 | Norwich City | A | 3 – 1 | 17489.0 | 1st |
| 7 April 1992 | Manchester City | H | 1 – 1 | 46781.0 | 1st |
| 16 April 1992 | Southampton | H | 1 – 0 | 43972.0 | 1st |
| 18 April 1992 | Luton Town | A | 1 – 1 | 13410.0 | 1st |
| 20 April 1992 | Nottingham Forest | H | 1 – 2 | 47576.0 | 2nd |
| 22 April 1992 | West Ham United | A | 0 – 1 | 24197.0 | 2nd |
| 26 April 1992 | Liverpool | A | 0 – 2 | 38669.0 | 2nd |
| 2 May 1992 | Tottenham Hotspur | H | 3 – 1 | 44595.0 | 2nd |
Question:
What date that was the league position was 1st, and the result F– A was 5 – 0?
Answer:
21 September 1991