Table:
0
A
B
C
D
E
F
1
District
Incumbent
Party
First elected
Result
Candidates
2
Louisiana 2
James Zacharie Spearing
Democratic
1924
Lost renomination Democratic hold
Paul H. Maloney (D) 97.2% Henry J. Veith (R) 2.8%
3
Louisiana 3
Numa F. Montet
Democratic
1929
Re-elected
Numa F. Montet (D) Unopposed
4
Louisiana 4
John N. Sandlin
Democratic
1920
Re-elected
John N. Sandlin (D) Unopposed
5
Louisiana 5
Riley Joseph Wilson
Democratic
1914
Re-elected
Riley Joseph Wilson (D) Unopposed
6
Louisiana 6
Bolivar E. Kemp
Democratic
1924
Re-elected
Bolivar E. Kemp (D) Unopposed
7
Louisiana 7
René Louis DeRouen
Democratic
1927
Re-elected
René Louis DeRouen (D) Unopposed

Questions and formulas:
Question: How many people were elected in 1929
Formula: ROWS(UNIQUE(FILTER(F1, D1=1929)))
Formula2: ROWS(UNIQUE(FILTER(F2:F7, D2:D7=1929)))
Level: medium
Question: how many people won in 1914
Formula: ROWS(UNIQUE(FILTER(A1, D1=1914)))
Formula2: ROWS(UNIQUE(FILTER(A2:A7, D2:D7=1914)))
Level: medium
Question: Who won in 1927
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,D1=1927),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F7,D2:D7=1927),2))
Level: medium