Table:
0
A
B
C
D
E
1
Tournament
2007
2008
2009
Career Win-Loss
2
Australian Open
Q1
Q1
1R
0–1
3
French Open
Q1
Q1
1R
0–1
4
Wimbledon
1R
1R
1R
1–5
5
US Open
Q1
Q3
Q2
0–0
6
Year-end ranking
212
116
160
N/A

Questions and formulas:
Question: What is the value for 2007 when 2008 is Q1?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="q1"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,C2:C6="q1"),2))
Level: medium
Question: What is the win-loss when 2008 has a value of Q1 at Australian Open?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(C1="q1")*(A1="australian open")),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,(C2:C6="q1")*(A2:A6="australian open")),5))
Level: medium
Question: What is the value in 2009 at the French Open?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="french open"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,A2:A6="french open"),4))
Level: medium
Question: What is the value in 2008 for the US Open?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="us open"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,A2:A6="us open"),3))
Level: medium
Question: What is the value in 2009 when 1R is in 2007?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="1r"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,B2:B6="1r"),4))
Level: medium