Table:
0
A
B
C
D
E
F
1
Outcome
Date
Championship
Surface
Opponent in the final
Score in the final
2
Runner-up
June 13, 2004
Birmingham , Birmingham, UK
Grass
Maria Sharapova Category:Articles with hCards
6–4, 2–6, 1–6
3
Runner-up
October 9, 2005
Tokyo , Tokyo, Japan
Hard (i)
Nicole Vaidišová Category:Articles with hCards
6–7 4 , 2–3, retired
4
Runner-up
October 8, 2006
Stuttgart ,Stuttgart, Germany
Hard (i)
Nadia Petrova Category:Articles with hCards
4–6, 6–7 4
5
Winner
April 8, 2007
Amelia Island ,Amelia Island, USA
Clay
Nadia Petrova Category:Articles with hCards
6–2, 6–1
6
Winner
September 22, 2007
Portorož ,Portorož, Slovenia
Hard
Katarina Srebotnik Category:Articles with hCards
2–6, 6–4, 6–4
7
Runner-up
October 7, 2007
Stuttgart ,Stuttgart, Germany
Hard (i)
Justine Henin Category:Articles with hCards
6–2, 2–6, 1–6
8
Runner-up
October 21, 2007
Zürich ,Zürich, Switzerland
Hard (i)
Justine Henin Category:Articles with hCards
4–6, 4–6

Questions and formulas:
Question: What final score was there on October 8, 2006?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,B1="october 8, 2006"),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F8,B2:B8="october 8, 2006"),6))
Level: medium
Question: Which final opponent's surface was hard (i) and participated on October 9, 2005?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,(D1="hard (i)")*(B1="october 9, 2005")),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F8,(D2:D8="hard (i)")*(B2:B8="october 9, 2005")),5))
Level: medium