Table:
0
A
B
C
D
E
1
District
Incumbent
Party
First elected
Results
2
Alabama 1
Jo Bonner
Republican
2002
Re-elected
3
Alabama 2
Terry Everett
Republican
1992
Re-elected
4
Alabama 3
Mike D. Rogers
Republican
2002
Re-elected
5
Alabama 4
Robert Aderholt
Republican
1996
Re-elected
6
Alabama 5
Robert Cramer
Democratic
1990
Re-elected
7
Alabama 6
Spencer Bachus
Republican
1992
Re-elected
8
Alabama 7
Artur Davis
Democratic
2002
Re-elected

Questions and formulas:
Question: What is the most recent year for a first elected republican?
Formula: MAXIFS(D1,C1,"republican")
Formula2: MAXIFS(D2:D8,C2:C8,"republican")
Level: easy
Question: What is the first elected for Jo Bonner?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="jo bonner"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,B2:B8="jo bonner"),4))
Level: medium