Table:
0
A
B
C
D
E
F
1
Outcome
Year
Championship
Surface
Opponent in the final
Score in the final
2
Runner-up
1939
French Championships
Clay
Don McNeill
5–7, 0–6, 3–6
3
Winner
1939
Wimbledon
Grass
Elwood Cooke
2–6, 8–6, 3–6, 6–3, 6–2
4
Winner
1939
US Championships
Grass
Welby Van Horn
6–4, 6–2, 6–4
5
Runner-up
1940
US Championships
Grass
Don McNeill
6–4, 8–6, 3–6, 3–6, 5–7
6
Winner
1941
US Championships
Grass
Frank Kovacs
5–7, 6–1, 6–3, 6–3

Questions and formulas:
Question: Which Outcome has a Championship of us championships, and a Score in the final of 5–7, 6–1, 6–3, 6–3?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,(C1="us championships")*(F1="5–7, 6–1, 6–3, 6–3")),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F6,(C2:C6="us championships")*(F2:F6="5–7, 6–1, 6–3, 6–3")),1))
Level: medium
Question: Which Outcome has a Year larger than 1939, and an Opponent in the final of frank kovacs?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,(B1>1939)*(E1="frank kovacs")),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F6,(B2:B6>1939)*(E2:E6="frank kovacs")),1))
Level: medium
Question: Which Surface has an Opponent in the final of don mcneill, and a Year of 1940?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,(E1="don mcneill")*(B1=1940)),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F6,(E2:E6="don mcneill")*(B2:B6=1940)),4))
Level: medium
Question: How many years have an Opponent in the final of welby van horn?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,E1="welby van horn"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F6,E2:E6="welby van horn"),2))
Level: medium