Table:
0
A
B
C
D
E
1
Date
Tournament
Winning score
Margin of victory
Runner(s)-up
2
Feb 11, 1968
Andy Williams-San Diego Open Invitational
–15 (66-68-71-68=273)
1 stroke
Al Geiberger
3
Jul 7, 1968
Buick Open Invitational
–8 (73-67-71-69=280)
1 stroke
Mike Hill
4
Jun 13, 1971
Kemper Open
–11 (66-72-70-69=277)
Playoff
Dale Douglass , Gary Player , Lee Trevino
5
Aug 22, 1971
IVB-Philadelphia Golf Classic
–14 (67-71-66-70=274)
1 stroke
Dave Hill
6
Feb 27, 1972
Jackie Gleason's Inverrary Classic
–10 (69-72-69-68=278)
1 stroke
Jack Nicklaus
7
May 13, 1973
Colonial National Invitation
–4 (69-68-70-69=276)
1 stroke
Bruce Crampton , Jerry Heard
8
Jun 3, 1973
Kemper Open
–17 (65-70-68-68=271)
3 strokes
Lanny Wadkins
9
Jun 10, 1973
IVB-Philadelphia Golf Classic
–14 (67-71-65-71=274)
4 strokes
Jim Barber
10
Jul 14, 1973
The Open Championship
–12 (68-67-71-70=276)
3 strokes
Neil Coles , Johnny Miller
11
Jul 29, 1973
Canadian Open
–10 (67-73-68-70=278)
2 strokes
Forrest Fezler
12
Apr 6, 1975
Greater Greensboro Open
–9 (64-71-72-68=275)
3 strokes
Al Geiberger
13
Jul 27, 1975
Canadian Open
–6 (65-74-68-67=274)
Playoff
Jack Nicklaus
14
Jun 5, 1977
Kemper Open
–11 (67-71-69-70=277)
2 strokes
George Burns , Bill Rogers
15
Mar 12, 1978
Doral-Eastern Open
–16 (67-70-67-68=272)
1 stroke
Jack Nicklaus
16
Sep 20, 1981
LaJet Classic
–10 (73-67-70-68=278)
2 strokes
Gil Morgan
17
Jul 4, 1982
Western Open
–12 (69-67-70-70=276)
1 stroke
Larry Nelson

Questions and formulas:
Question: What is the name of the tournament played on Sep 20, 1981, ending with a margin of vicroty of 2 strokes?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(D1="2 strokes")*(A1="sep 20, 1981")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E17,(D2:D17="2 strokes")*(A2:A17="sep 20, 1981")),2))
Level: medium
Question: For the tournament played on Jul 4, 1982, what was the winning score?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="jul 4, 1982"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E17,A2:A17="jul 4, 1982"),3))
Level: medium
Question: What was the winning score for the Andy Williams-San Diego Open Invitational tournament?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="andy williams-san diego open invitational"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E17,B2:B17="andy williams-san diego open invitational"),3))
Level: medium
Question: Who was the runner(s)-up for the tournament played on Jun 3, 1973?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="jun 3, 1973"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E17,A2:A17="jun 3, 1973"),5))
Level: medium
Question: What was the winning score for the tournament played on Jul 14, 1973?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="jul 14, 1973"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E17,A2:A17="jul 14, 1973"),3))
Level: medium
Question: In which tournament was Gil Morgan the runner-up?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1="gil morgan"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E17,E2:E17="gil morgan"),2))
Level: medium