Table:
0
A
B
C
D
E
1
Year
Chassis
Engine
Start
Finish
2
1976
Eagle
Offy
17th
18th
3
1977
Wildcat
Offy
DNQ
DNQ
4
1979
Wildcat
DGS
22nd
21st
5
1981
McLaren
Cosworth
18th
3rd
6
1982
Penske
Cosworth
DNQ
DNQ

Questions and formulas:
Question: Name the engine for year less than 1977
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1<1977),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,A2:A6<1977),3))
Level: medium
Question: Name the start for year less than 1977
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1<1977),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,A2:A6<1977),4))
Level: medium
Question: Name the least year for start of 17th
Formula: MINIFS(A1,D1,"17th")
Formula2: MINIFS(A2:A6,D2:D6,"17th")
Level: easy
Question: Name the start for finish being 21st
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1="21st"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,E2:E6="21st"),4))
Level: medium