Table:
0
A
B
C
D
E
F
G
1
Outcome
Year
Tournament
Surface
Partner
Opponents
Score
2
Runner-up
2002
Moscow
Carpet (i)
Jelena Dokić
Elena Dementieva Janette Husárová
6–2, 3–6, 6–7 (7-9)
3
Runner-up
2002
Zürich
Hard (i)
Jelena Dokić
Elena Bovina Justine Henin
2–6, 6–7 (2-7)
4
Runner-up
2003
Rome
Clay
Jelena Dokić
Svetlana Kuznetsova Martina Navratilova
4–6, 7–5, 2–6
5
Winner
2003
Moscow
Carpet
Meghann Shaughnessy
Anastasia Myskina Vera Zvonareva
6–3, 6–4
6
Winner
2004
Key Biscayne
Hard
Meghann Shaughnessy
Svetlana Kuznetsova Elena Likhovtseva
6-2, 6-3
7
Winner
2004
Berlin
Clay
Meghann Shaughnessy
Janette Husárová Conchita Martínez
6–2, 2–6, 6–1
8
Winner
2004
Rome
Clay
Meghann Shaughnessy
Virginia Ruano Pascual Paola Suárez
2–6, 6–3, 6–3
9
Runner-up
2005
Indian Wells
Hard
Meghann Shaughnessy
Virginia Ruano Pascual Paola Suárez
6–7 (3-7), 1–6
10
Winner
2006
Montreal
Hard
Martina Navratilova
Cara Black Anna-Lena Grönefeld
6-1, 6-2
11
Winner
2008
Tokyo
Hard
Vania King
Lisa Raymond Samantha Stosur
6–1, 6–4
12
Winner
2008
Moscow
Carpet
Katarina Srebotnik
Cara Black Liezel Huber
6–4, 6–4
13
Runner-up
2010
Indian Wells
Hard
Samantha Stosur
Květa Peschke Katarina Srebotnik
6–4, 2–6, [5–10]
14
Runner-up
2010
Miami
Hard
Samantha Stosur
Gisela Dulko Flavia Pennetta
3–6, 6–4, [7–10]
15
Runner-up
2011
Miami
Hard
Liezel Huber
Daniela Hantuchová Agnieszka Radwańska
6–7 (5-7) , 6–2, [8–10]
16
Winner
2012
Miami
Hard
Maria Kirilenko
Sara Errani Roberta Vinci
7–6 (7–0) , 4–6, [10–4]
17
Runner-up
2012
Montreal
Hard
Katarina Srebotnik
Klaudia Jans-Ignacik Kristina Mladenovic
5–7, 6–2, [7–10]
18
Runner-up
2013
Doha
Hard
Katarina Srebotnik
Sara Errani Roberta Vinci
6-2, 3-6, [6-10]
19
Runner-up
2013
Indian Wells
Hard
Katarina Srebotnik
Ekaterina Makarova Elena Vesnina
0-6, 7-5, [6-10]

Questions and formulas:
Question: When did the earliest tournament happened?
Formula: UNIQUE(B1)
Formula2: UNIQUE(B2:B19)
Level: easy
Question: Who was Petrova's partner where she scored 6–2, 3–6, 6–7 (7-9)?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,G1="6–2, 3–6, 6–7 (7-9)"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G19,G2:G19="6–2, 3–6, 6–7 (7-9)"),5))
Level: medium
Question: Who were Petrova's opponents with Vania King?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,E1="Vania King"),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G19,E2:E19="Vania King"),6))
Level: medium