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 | Tournament | Winning score | Margin of victory | Runner(s)-up |
| --- | --- | --- | --- | --- |
| 26 Aug 2001 | Gleneagles Scottish PGA Championship | −14 (69-69-67-69=274) | 1 stroke | Alex Čejka |
| 9 Feb 2003 | ANZ Championship | 45 pts (8-10-21-6=45) | 4 points | Stuart Appleby , Nick O'Hern |
| 11 May 2003 | Benson & Hedges International Open | −11 (71-69-66-71=277) | 4 strokes | Pádraig Harrington |
| 20 Mar 2005 | TCL Classic 1 | −22 (64-68-68-66=266) | Playoff | Paul McGinley |
| 27 Nov 2005 | Volvo China Open 1 | −13 (71-69-70-65=275) | Playoff | Oliver Wilson |
| 25 Jun 2006 | Johnnie Walker Championship at Gleneagles | −16 (67-71-66-72=276) | 1 stroke | Andrew Marshall , Søren Hansen |
| 17 Sep 2006 | HSBC World Match Play Championship | 10 & 8 | 10 & 8 | Shaun Micheel |
| 21 Jan 2007 | Abu Dhabi Golf Championship | −17 (71-68-67-65=271) | 1 stroke | Peter Hanson , Miguel Ángel Jiménez |
| 18 Jan 2009 | Abu Dhabi Golf Championship | −21 (69-65-63-70=267) | 1 stroke | Martin Kaymer , Louis Oosthuizen |
| 24 May 2009 | BMW PGA Championship | −17 (69-67-67-68=271) | 1 stroke | Ross Fisher |
| 30 Jan 2011 | Volvo Golf Champions | −20 (67-67-66-68=268) | 1 stroke | Peter Hanson , Miguel Ángel Jiménez |
| 30 Jun 2013 | The Irish Open | −14 (68-72-67-67=274) | 3 strokes | Joost Luiten , Robert Rock |
Question:
What is Date, when Margin Of Victory is 4 Strokes?
Answer:
11 May 2003