Table:
0
A
B
C
D
E
F
1
District
Incumbent
Party
First elected
Result
Candidates
2
Arkansas 1
Ezekiel C. Gathings
Democratic
1938
Re-elected
Ezekiel C. Gathings (D) Unopposed
3
Arkansas 2
Wilbur Mills
Democratic
1938
Re-elected
Wilbur Mills (D) Unopposed
4
Arkansas 4
William Fadjo Cravens
Democratic
1939
Re-elected
William Fadjo Cravens (D) Unopposed
5
Arkansas 5
David D. Terry
Democratic
1933
Re-elected
David D. Terry (D) Unopposed
6
Arkansas 6
William F. Norrell
Democratic
1938
Re-elected
William F. Norrell (D) Unopposed

Questions and formulas:
Question: William Fadjo Cravens is the only candidate who was first elected in 1939.
Formula: ROWS(UNIQUE(FILTER(D1, B1="William Fadjo Cravens")))
Formula2: ROWS(UNIQUE(FILTER(D2:D6, B2:B6="William Fadjo Cravens")))
Level: medium
Question: William Fadjo Cravens serves the fourth district of Arkansas.
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,B1="William Fadjo Cravens"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F6,B2:B6="William Fadjo Cravens"),1))
Level: medium