Table:
0
A
B
C
D
E
F
G
1
Edition
Round
Date
Partner
Surface
Opponents
Result
2
1988 World Group I
R1
December 5, 1988
Galia Angelova
Hard
Jonna Jonerup Maria Lindström
6–2, 6–7 (5–7) , 1–6
3
1990 World Group I
PO
July 23, 1990
Dora Rangelova
Hard
Amy Jonsson-Råholt Astrid Sunde
4–6, 6–2, 6–3
4
1992 World Group I Play-offs
RPO
July 16, 1992
Magdalena Maleeva
Hard
Ruxandra Dragomir Irina Spîrlea
6–7 (5–7) , 2–6
5
1992 World Group I Play-offs
RPO
July 17, 1992
Katerina Maleeva
Hard
Virág Csurgó Kata Györke
7–6 (8–6) , 4–6, 6–1
6
↓Representing [[|]]↓
↓Representing [[|]]↓
↓Representing [[|]]↓
↓Representing [[|]]↓
↓Representing [[|]]↓
↓Representing [[|]]↓
↓Representing [[|]]↓
7
1997 World Group I
QF
March 2, 1997
Barbara Rittner
Hard (I)
Eva Martincová Ludmila Richterová
7–6 (7–3) , 6–2

Questions and formulas:
Question: What was the surface on march 2, 1997?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,C1="march 2, 1997"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G7,C2:C7="march 2, 1997"),5))
Level: medium
Question: What was the result when the partner was magdalena maleeva?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,D1="magdalena maleeva"),7))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G7,D2:D7="magdalena maleeva"),7))
Level: medium
Question: What edition had magdalena maleeva as partner?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,D1="magdalena maleeva"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G7,D2:D7="magdalena maleeva"),1))
Level: medium
Question: Who was partner for the 1988 world group i edition?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,A1="1988 world group i"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G7,A2:A7="1988 world group i"),4))
Level: medium
Question: What was the result on july 16, 1992?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,C1="july 16, 1992"),7))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G7,C2:C7="july 16, 1992"),7))
Level: medium