Table:
0
A
B
C
D
E
1
Date
Tournament
Surface
Opponent in the final
Score
2
July 13, 1998
Aptos
Hard
Takao Suzuki
6–7, 6–3, 6–2
3
November 9, 1998
Las Vegas
Hard
Maurice Ruah
7–5, 6–3
4
November 23, 1998
Burbank
Hard
David Nainkin
7–6, 7–5
5
December 6, 1999
Burbank
Hard
Alex O'Brien
7–5, 6–3
6
May 31, 2004
Tallahassee
Hard
Björn Rehnquist
6–4, 4–6, 7–5
7
May 30, 2005
Yuba City
Hard
Paul Goldstein
6–4, 6–4
8
September 11, 2006
New Orleans
Hard
Amer Delic
6–3, 7–6

Questions and formulas:
Question: What is the tournament surface at Aptos?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="aptos"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,B2:B8="aptos"),3))
Level: medium
Question: What was the final score of the Paul Goldstein match?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="paul goldstein"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,D2:D8="paul goldstein"),5))
Level: medium
Question: Who played the final match on November 23, 1998?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="november 23, 1998"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,A2:A8="november 23, 1998"),4))
Level: medium
Question: What date did Paul Goldstein play the final?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="paul goldstein"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,D2:D8="paul goldstein"),1))
Level: medium
Question: What was the surface type at Takao Suzuki?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="takao suzuki"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,D2:D8="takao suzuki"),3))
Level: medium
Question: What were the scores on September 11, 2006?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="september 11, 2006"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,A2:A8="september 11, 2006"),5))
Level: medium