Table:
0
A
B
C
D
E
F
1
Outcome
Date
Location
Surface
Opponent in final
Score
2
Winner
2 May 1999
Coatzacoalcos , Mexico
Hard
Candice Jairala
3–6 6–3 7–5
3
Winner
11 July 1999
Felixstowe , England
Grass
Karen Nugent
6–4 6–4
4
Runner-up
6 February 2000
Wellington, New Zealand
Hard
Mirielle Dittmann
6–7(5) 6–1 6–7(5)
5
Runner-up
28 May 2000
El Paso, Texas , USA
Hard
Erin Burdette
1–6 3–6
6
Runner-up
14 September 2003
Spoleto , Italy
Clay
Lenka Snajdrova
4–6 3–6
7
Winner
6 February 2005
Wellington, New Zealand
Hard
Mirielle Dittmann
2–6 6–1 6–1
8
Winner
28 August 2005
Jesi , Italy
Hard
Vanessa Pinto
6–2 7–6(6)
9
Winner
5February 2006
Taupo , New Zealand
Hard
Natsumi Hamamura
6–1 6–2
10
Winner
12 February 2006
Wellington, New Zealand
Hard
Katerina Kramperová
6–4 1–6 6–0
11
Winner
20 April 2008
Mazatlán , Mexico
Hard
Anna Lubinsky
6–2 6–1

Questions and formulas:
Question: What is Opponent In Final, when Surface is Hard, when Location is Wellington, New Zealand, and when Date is 6 February 2000?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,(D1="hard")*(C1="wellington, new zealand")*(B1="6 february 2000")),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F11,(D2:D11="hard")*(C2:C11="wellington, new zealand")*(B2:B11="6 february 2000")),5))
Level: medium
Question: What is Surface, when Date is 2 May 1999?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,B1="2 may 1999"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F11,B2:B11="2 may 1999"),4))
Level: medium