Table:
text: Tony Jacklin
European Tour wins (8)
European Tour wins (8)
Date_ Tournament Winning_score Margin_of_victory Runners_up
26 Aug 1972 Viyella PGA Championship –9 (71-72-68-68=279) 3 strokes Peter Oosterhuis
21 Apr 1973 Italian Open –4 (71-72-70-71=284) 1 stroke Valentin Barrios
6 Oct 1973 Dunlop Masters –12 (69-65-70-68=272) 7 strokes Bob Charles
21 Jul 1974 Scandinavian Enterprise Open –5 (70-65-69-75=279) 11 strokes José Maria Cañizares
7 Jun 1976 Kerrygold International Classic +2 (69-79-72-70=290) 1 stroke Glenn Ralph
19 Aug 1979 Braun German Open –7 (68-68-70-71=277) 2 strokes Antonio Garrido , Lanny Wadkins
21 Jun 1981 Billy Butlin Jersey Open –9 (71-68-72-68=279) 1 stroke Bernhard Langer
31 May 1982 Sun Alliance PGA Championship –4 (72-69-73-70=284) Playoff Bernhard Langer

Question: What margin does Tony Jacklin have over runner-up José Maria Cañizares in European Tour wins (8)?

Question: Which tournament has a Bob Charles runner-up among Tony Jacklin's European Tour wins 8?

Question: Among Tony Jacklin's European Tour wins 8, which winning result has a winning margin of 1 shot and a date of June 21, 1981?

Question: Which runner-up among Tony Jacklin's European Tour wins (8) has a win score of -9 (71-68-72-68=279)?