Table:
0
A
B
C
D
E
1
Year
Entrant
Chassis
Engine
Points
2
1965
North American Racing Team
Ferrari 158
Ferrari V8
0
3
1965
Reg Parnell (Racing)
Lotus 33
Climax V8
0
4
1966
Team Chamaco Collect
BRM P261
BRM V8
3
5
1966
Anglo American Racers
Eagle T1G
Climax Straight-4
3
6
1966
Anglo American Racers
Eagle T1G
Weslake V12
3

Questions and formulas:
Question: How many points did the Weslake v12 get in 1966?
Formula: SUM(FILTER(E1, (D1="weslake v12")*(A1<1966)))
Formula2: SUM(FILTER(E2:E6, (D2:D6="weslake v12")*(A2:A6<1966)))
Level: easy
Question: What was the name of the team in 1965 driving the Ferrari 158?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(A1=1965)*(C1="ferrari 158")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,(A2:A6=1965)*(C2:C6="ferrari 158")),2))
Level: medium
Question: What Chassis had a Weslake v12 in it?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="weslake v12"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,D2:D6="weslake v12"),3))
Level: medium