Table:
0
A
B
C
D
E
F
G
1
Outcome
Year
Championship
Surface
Partner
Opponents
Score
2
Runner-up
1969
US Open
Grass
Margaret Court
Françoise Dürr Darlene Hard
0–6, 6–4, 6–4
3
Runner-up
1970
Wimbledon
Grass
Françoise Dürr
Rosie Casals Billie Jean King
6–2, 6–3
4
Runner-up
1970
US Open
Grass
Rosie Casals
Margaret Court Judy Tegart Dalton
6–3, 6–4
5
Runner-up
1972
US Open
Grass
Margaret Court
Françoise Dürr Betty Stöve
6–3, 1–6, 6–3
6
Winner
1973
Australian Open
Grass
Margaret Court
Kerry Harris Kerry Melville
6–4, 6–4
7
Winner
1973
French Open
Clay
Margaret Court
Françoise Dürr Betty Stöve
6–2, 6–3
8
Winner
1973
US Open
Grass
Margaret Court
Rosie Casals Billie Jean King
2–6, 6–3, 7–5
9
Winner
1975
US Open
Clay
Margaret Court
Rosie Casals Billie Jean King
7–5, 2–6, 7–6(5)
10
Runner-up
1976
US Open
Clay
Olga Morozova
Linky Boshoff Ilana Kloss
6–1, 6–4
11
Runner-up
1979
French Open
Clay
Françoise Dürr
Betty Stöve Wendy Turnbull
3–6, 7–5, 6–4

Questions and formulas:
Question: What was the result in 1973 when the surface was clay?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,(B1=1973)*(D1="clay")),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G11,(B2:B11=1973)*(D2:D11="clay")),1))
Level: medium
Question: What was the outcome in 1975?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,B1=1975),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G11,B2:B11=1975),1))
Level: medium
Question: Who was Margaret Court's opponent on clay in 1975?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,(D1="clay")*(E1="margaret court")*(B1=1975)),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G11,(D2:D11="clay")*(E2:E11="margaret court")*(B2:B11=1975)),6))
Level: medium