Table:
0
A
B
C
D
E
1
Year
Chassis
Engine(s)
Tyres
Points
2
1973
Ensign N173
Ford V8
F
0
3
1974
Ensign N174
Ford V8
F
0
4
1975
Ensign N174 Ensign N175
Ford V8
G
1
5
1976
Ensign N174 Ensign N176
Ford V8
G
2
6
1977
Ensign N177
Ford V8
G
10*
7
1978
Ensign N177
Ford V8
G
1
8
1979
Ensign N177 Ensign N179
Ford V8
G
0
9
1980
Ensign N180
Ford V8
G
0
10
1981
Ensign N180B
Ford V8
M A
5
11
1982
Ensign N180B Ensign N181
Ford V8
P
0

Questions and formulas:
Question: What engine has 2 points?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1=2),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,E2:E11=2),3))
Level: medium
Question: What tyres are associated with a year after 1974 and 5 points?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(A1>1974)*(E1=5)),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,(A2:A11>1974)*(E2:E11=5)),4))
Level: medium
Question: What is the engine(s) on the car before 1978 with ensign n177 chassis?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(B1="ensign n177")*(A1<1978)),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,(B2:B11="ensign n177")*(A2:A11<1978)),3))
Level: medium
Question: What tyres have 1 point and an ensign n177 chassis?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(E1=1)*(B1="ensign n177")),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,(E2:E11=1)*(B2:B11="ensign n177")),4))
Level: medium