Table:
0
A
B
C
D
E
F
1
District
Incumbent
Party
First elected
Result
Candidates
2
California 3
John E. Moss
Democratic
1952
Re-elected
John E. Moss (D) 72.3% Ivaldo Lenci (R) 27.7%
3
California 4
Robert L. Leggett
Democratic
1962
Re-elected
Robert L. Leggett (D) Unopposed
4
California 9
Pete Stark Redistricted from the 8th district
Democratic
1972
Re-elected
Pete Stark (D) 70.6% Edson Adams (R) 29.4%
5
California 10
Don Edwards Redistricted from the 9th district
Democratic
1962
Re-elected
Don Edwards (D) 77.0% John M. Enright (R) 23.0%
6
California 12
Pete McCloskey Redistricted from the 17th district
Republican
1967
Re-elected
Pete McCloskey (R) 69.1% Gary G. Gillmor (D) 30.9%
7
California 17
Bob Mathias Redistricted from the 18th district
Republican
1966
Lost re-election Democratic gain
John Hans Krebs (D) 51.9% Bob Mathias (R) 48.1%
8
California 23
Thomas M. Rees Redistricted from the 26th district
Democratic
1965
Re-elected
Thomas M. Rees (D) 71.5% Jack E. Roberts (R) 28.5%

Questions and formulas:
Question: Who was running for office in the California 10 district?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,A1="California 10"),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F8,A2:A8="California 10"),6))
Level: medium
Question: How many parties won the election in the California 23 district?
Formula: ROWS(UNIQUE(FILTER(C1, A1="California 23")))
Formula2: ROWS(UNIQUE(FILTER(C2:C8, A2:A8="California 23")))
Level: medium
Question: What republican candidate was first elected most recently?
Formula: MAXIFS(D1,C1,"Republican")
Formula2: MAXIFS(D2:D8,C2:C8,"Republican")
Level: easy