Table:
0
A
B
C
D
E
1
Year
Team
Chassis
Engine
Points
2
1959
Team Lotus
Lotus 16
Climax Straight-4
0
3
1960
Fred Armbruster
Cooper T45
Ferrari Straight-4
0
4
1969
Pete Lovely Volkswagen Inc.
Lotus 49B
Cosworth V8
0
5
1970
Pete Lovely Volkswagen Inc.
Lotus 49B
Cosworth V8
0
6
1971
Pete Lovely Volkswagen Inc.
Lotus 69 Special
Cosworth V8
0

Questions and formulas:
Question: What year did the Cosworth v8 engine participate in?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="cosworth v8"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,D2:D6="cosworth v8"),1))
Level: medium
Question: Which year did the team receive more than 0 points?
Formula: LET(query1,SUMMARIZE(A1,SUMX(E1)),FILTER(query1,CHOOSECOLS(query1,2)>0))
Formula2: LET(query1,SUMMARIZE(A2:A6,SUMX(E2:E6)),FILTER(query1,CHOOSECOLS(query1,2)>0))
Level: hard
Question: Which chassis was used in 1971?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1=1971),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,A2:A6=1971),3))
Level: medium