Table:
0
A
B
C
D
E
1
Location
Year
Champion
Runner-up
Score
2
Honolulu
1976
Ilie Năstase
Arthur Ashe
6–3, 1–6, 6–7, 6–3, 6–1
3
Las Vegas
1977
Ilie Nastase
Jimmy Connors
3–6, 7–6, 6–4, 7–5
4
Montego Bay
1978
Ilie Năstase
Peter Fleming
2–6, 5–6, 6–2, 6–4, 6–4
5
Montreal
1979
Björn Borg
Jimmy Connors
6–4, 6–2, 2–6, 6–4
6
Montreal
1980
John McEnroe
Vijay Amritraj
6–1, 6–2, 6–1

Questions and formulas:
Question: In 1979 when Jimmy Connors was the runner-up what was the score?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(D1="jimmy connors")*(B1<1979)),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,(D2:D6="jimmy connors")*(B2:B6<1979)),5))
Level: medium
Question: Who won when Peter Fleming was a runner-up?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="peter fleming"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,D2:D6="peter fleming"),3))
Level: medium
Question: When John Mcenroe won at Montreal, what was the score?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(A1="montreal")*(C1="john mcenroe")),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,(A2:A6="montreal")*(C2:C6="john mcenroe")),5))
Level: medium
Question: When Ilie Năstase beat runner-up Peter Fleming what year was it?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(C1="ilie năstase")*(D1="peter fleming")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,(C2:C6="ilie năstase")*(D2:D6="peter fleming")),2))
Level: medium