Table:
0
A
B
C
D
E
1
Year
Team
Chassis
Engine
Points
2
1985
West Zakspeed Racing
Zakspeed 841
Zakspeed 1500/4 1.5 L4T
0
3
1986
Osella Squadra Corse
Osella FA1F
Alfa Romeo 890T 1.5 V8T
1
4
1986
Barclay Arrows BMW
Arrows A8
BMW M12/13 1.5 L4T
1
5
1986
Barclay Arrows BMW
Arrows A9
BMW M12/13 1.5 L4T
1
6
1987
West Zakspeed Racing
Zakspeed 861
Zakspeed 1500/4 1.5 L4T
0
7
1987
West Zakspeed Racing
Zakspeed 871
Zakspeed 1500/4 1.5 L4T
0
8
1989
Rial Racing
Rial ARC2
Ford Cosworth DFR (Mader) 3.5 V8
3

Questions and formulas:
Question: What Team had less than 1 point with a Zakspeed 871 chassis?
Formula: LET(query1,LET(query1,FILTER(A1:E1,C1="zakspeed 871"),SUMMARIZE(CHOOSECOLS(query1,2),SUMX(CHOOSECOLS(query1,5)))),FILTER(query1,CHOOSECOLS(query1,2)<1))
Formula2: LET(query1,LET(query1,FILTER(A2:E8,C2:C8="zakspeed 871"),SUMMARIZE(CHOOSECOLS(query1,2),SUMX(CHOOSECOLS(query1,5)))),FILTER(query1,CHOOSECOLS(query1,2)<1))
Level: hard
Question: What is the lowest amount of points for a Ford Cosworth DFR (Mader) 3.5 V8 engine?
Formula: MINIFS(E1,D1,"ford cosworth dfr (mader) 3.5 v8")
Formula2: MINIFS(E2:E8,D2:D8,"ford cosworth dfr (mader) 3.5 v8")
Level: easy
Question: What year was a Rial Arc2 chassis used?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="rial arc2"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,C2:C8="rial arc2"),1))
Level: medium