Table:
0
A
B
C
D
E
F
1
District
Incumbent
Party
First elected
Result
Candidates
2
Virginia 1
S. Otis Bland
Democratic
1918
Re-elected
S. Otis Bland (D) Unopposed
3
Virginia 2
Norman R. Hamilton
Democratic
1936
Lost renomination Democratic hold
Colgate Darden (D) 87.7% Carl P. Spaeth (I) 12.3%
4
Virginia 3
Dave E. Satterfield, Jr.
Democratic
1937
Re-elected
Dave E. Satterfield, Jr. (D) Unopposed
5
Virginia 4
Patrick H. Drewry
Democratic
1920
Re-elected
Patrick H. Drewry (D) Unopposed
6
Virginia 5
Thomas G. Burch
Democratic
1930
Re-elected
Thomas G. Burch (D) Unopposed

Questions and formulas:
Question: How many incumbents were first elected in 1930?
Formula: ROWS(UNIQUE(FILTER(C1, D1=1930)))
Formula2: ROWS(UNIQUE(FILTER(C2:C6, D2:D6=1930)))
Level: medium
Question: In how many districts is the incumbent Dave E. Satterfield, Jr.
Formula: ROWS(UNIQUE(FILTER(E1, B1="Dave E. Satterfield, Jr.")))
Formula2: ROWS(UNIQUE(FILTER(E2:E6, B2:B6="Dave E. Satterfield, Jr.")))
Level: medium
Question: What was the election result for the candidate first elected in 1918?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,D1=1918),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F6,D2:D6=1918),5))
Level: medium