Table:
text: Paul Casey
European Tour wins (12)
European Tour wins (12)
Date_ Tournament Winning_score Margin_of_victory Runners_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

Question: What is the date when runner(s)-up is Oliver Wilson under European Tour wins 12 Paul Casey ?

Question: What is the date of European Tour wins (12) if the margin of victory for Paul Casey is 4 strokes?