Table:
0
A
B
C
D
E
F
1
District
Incumbent
Party
First elected
Result
Candidates
2
Texas 2
John C. Box
Democratic
1918
Re-elected
John C. Box (D) Unopposed
3
Texas 3
Morgan G. Sanders
Democratic
1920
Re-elected
Morgan G. Sanders (D) Unopposed
4
Texas 4
Sam Rayburn
Democratic
1912
Re-elected
Sam Rayburn (D) 84.2% Floyd Harry (R) 15.8%
5
Texas 5
Hatton W. Sumners
Democratic
1914
Re-elected
Hatton W. Sumners (D) Unopposed
6
Texas 6
Luther A. Johnson
Democratic
1922
Re-elected
Luther A. Johnson (D) 90.7% H. Lee Monroe (R) 9.3%
7
Texas 7
Clay Stone Briggs
Democratic
1918
Re-elected
Clay Stone Briggs (D) 88.4% A. J. Long (R) 11.6%
8
Texas 11
Tom Connally
Democratic
1916
Retired to run for U. S. Senate Democratic hold
Oliver H. Cross (D) 90.9% R. C. Bush (R) 9.1%
9
Texas 12
Fritz G. Lanham
Democratic
1919
Re-elected
Fritz G. Lanham (D) 79.6% David Sutton (R) 20.4%
10
Texas 13
Guinn Williams
Democratic
1922
Re-elected
Guinn Williams (D) 88.5% P. A. Welty (R) 11.5%
11
Texas 15
John Nance Garner
Democratic
1902
Re-elected
John Nance Garner (D) 100.0% J. L. Burd (I) 0.0%
12
Texas 16
Claude Benton Hudspeth
Democratic
1918
Re-elected
Claude Benton Hudspeth (D) Unopposed
13
Texas 17
Thomas L. Blanton
Democratic
1916
Retired to run for U. S. Senate Democratic hold
Robert Quincy Lee (D) Unopposed

Questions and formulas:
Question: How many of the first elected were listed when Hatton W. Sumners was incumbent and re-elected?
Formula: ROWS(UNIQUE(FILTER(D1, (E1="Re-elected")*(B1="Hatton W. Sumners"))))
Formula2: ROWS(UNIQUE(FILTER(D2:D13, (E2:E13="Re-elected")*(B2:B13="Hatton W. Sumners"))))
Level: medium