Table:
0
A
B
C
D
E
1
Date
Tournament
Winning score
Margin of victory
Runner(s)-up
2
11 Jun 1977
Martini International
–15 (70-71-70-66=277)
3 strokes
Simon Hobday
3
28 May 1979
Martini International
E (75-67-72-74=288)
1 stroke
Antonio Garrido , John Morgan
4
11 May 1980
Paco Rabanne Open de France
–20 (67-66-68-67=268)
10 strokes
Ian Mosey
5
6 Jul 1980
Scandinavian Enterprise Open
–12 (76-66-70-64=276)
3 strokes
Mark James
6
17 May 1981
Martini International
–1 (71-72-72-72=287)
1 stroke
Bernhard Langer
7
31 May 1981
Dunlop Masters
–15 (72-68-66-67=273)
4 strokes
Graham Marsh
8
13 Jun 1982
Dunlop Masters
–17 (68-69-65-65=267)
8 strokes
Bernhard Langer
9
10 Jul 1982
State Express English Classic
–13 (70-70-70-69=279)
1 stroke
Brian Marchbank
10
22 Aug 1982
Benson & Hedges International Open
–5 (69-74-69-71=283)
1 stroke
Bob Charles , Graham Marsh , Ian Woosnam
11
20 Jul 1986
The Open Championship
E (74-63-74-69=280)
5 strokes
Gordon J Brand
12
14 Sep 1986
Panasonic European Open
–11 (67-67-69-66=269)
1 stroke
Ken Brown
13
22 May 1988
Lancia Italian Open
–18 (69-68-63-70=270)
1 stroke
Craig Parry
14
18 Jul 1993
The Open Championship
–13 (66-68-69-64=267)
2 strokes
Nick Faldo
15
6 Feb 1994
Johnnie Walker Classic
–11 (75-70-64-68=277)
1 stroke
Fred Couples

Questions and formulas:
Question: What was the date of the Paco Rabanne Open de France?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="paco rabanne open de france"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E15,B2:B15="paco rabanne open de france"),1))
Level: medium
Question: On which date did Ian Mosey finish runner-up?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1="ian mosey"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E15,E2:E15="ian mosey"),1))
Level: medium