Table:
0
A
B
C
D
E
F
1
Tournament
Surface
Week
Winner and score
Finalist
Semifinalists
2
Indian Wells
Hard
March 9
Marcelo Ríos 6–3, 6–7(15), 7–6(4), 6–4
Greg Rusedski
Thomas Muster Jan-Michael Gambill
3
Key Biscane
Hard
March 16
Marcelo Ríos 7–5, 6–3, 6–4
Andre Agassi
Àlex Corretja Tim Henman
4
Monte Carlo
Clay
April 20
Carlos Moyá 6–3, 6–0, 7–5
Cédric Pioline
Alberto Berasategui Richard Krajicek
5
Hamburg
Clay
May 4
Albert Costa 6–2, 6–0, 1–0 Ret.
Àlex Corretja
Karol Kučera Félix Mantilla
6
Rome
Clay
May 11
Marcelo Ríos w/o
Albert Costa
Alberto Berasategui Gustavo Kuerten
7
Toronto
Hard
August 3
Patrick Rafter 7–6(3), 6–4
Richard Krajicek
Andre Agassi Tim Henman
8
Cincinnati
Hard
August 10
Patrick Rafter 1–6, 7–6(2), 6–4
Pete Sampras
Magnus Larsson Yevgeny Kafelnikov
9
Stuttgart
Carpet (i)
October 26
Richard Krajicek 6–4, 6–3, 6–3
Yevgeny Kafelnikov
Pete Sampras Jonas Björkman
10
Paris
Carpet (i)
November 2
Greg Rusedski 6–4, 7–6(4), 6–3
Pete Sampras
Todd Martin Yevgeny Kafelnikov

Questions and formulas:
Question: Who won on the week of August 10?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,C1="august 10"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F10,C2:C10="august 10"),4))
Level: medium
Question: What surface was played on during the week of August 10?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,C1="august 10"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F10,C2:C10="august 10"),2))
Level: medium
Question: What tournament had Greg Rusedski as a finalist?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,E1="greg rusedski"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F10,E2:E10="greg rusedski"),1))
Level: medium
Question: What was the surface that was played on during the week of March 16?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,C1="march 16"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F10,C2:C10="march 16"),2))
Level: medium