Table:
0
A
B
C
D
E
F
1
District
Incumbent
Party
First elected
Result
Candidates
2
Ohio 2
Bill Gradison
Republican
1974
Re-elected
Bill Gradison (R) 68.6% Thomas J. Porter (D) 31.4%
3
Ohio 3
Tony P. Hall
Democratic
1978
Re-elected
Tony P. Hall (D) Unopposed
4
Ohio 4
Mike Oxley
Republican
1972
Re-elected
Mike Oxley (R) 77.5% William O. Sutton (D) 22.5%
5
Ohio 5
Del Latta
Republican
1958
Re-elected
Del Latta (R) 62.7% James R. Sherck (D) 37.3%
6
Ohio 6
Bob McEwen
Republican
1980
Re-elected
Bob McEwen (R) 74.0% Bob Smith (D) 26.0%
7
Ohio 8
Tom Kindness
Republican
1974
Re-elected
Tom Kindness (R) 76.9% John T. Francis (D) 23.1%
8
Ohio 11
Dennis E. Eckart
Democratic
1980
Re-elected
Dennis E. Eckart (D) 66.8% Dean Beagle (R) 33.2%
9
Ohio 12
John Kasich
Republican
1982
Re-elected
John Kasich (R) 69.5% Richard S. Sloan (D) 30.5%
10
Ohio 15
Chalmers P. Wylie
Republican
1966
Re-elected
Chalmers P. Wylie (R) 71.6% Duane Jager (D) 28.4%
11
Ohio 16
Ralph Regula
Republican
1972
Re-elected
Ralph Regula (R) 72.4% James Gwin (D) 27.6%

Questions and formulas:
Question: where is the district where the incumbent is del latta?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,B1="Del Latta"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F11,B2:B11="Del Latta"),1))
Level: medium
Question: what is the party for district ohio 11?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,A1="Ohio 11"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F11,A2:A11="Ohio 11"),3))
Level: medium
Question: who were the candidates for district ohio 6?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,A1="Ohio 6"),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F11,A2:A11="Ohio 6"),6))
Level: medium