Table:
0
A
B
C
D
E
F
1
Race Name
Circuit
Date
Winning driver
Constructor
Report
2
Gran Premio Ciudad de Buenos Aires
Buenos Aires
30 January
Juan Manuel Fangio
Mercedes
Report
3
VII Gran Premio del Valentino
Valentino Park
27 March
Alberto Ascari
Lancia
Report
4
XVI Pau Grand Prix
Pau
11 April
Jean Behra
Maserati
Report
5
III Glover Trophy
Goodwood
11 April
Roy Salvadori
Maserati
Report
6
IV Grand Prix de Bordeaux
Bordeaux
25 April
Jean Behra
Maserati
Report
7
VII BRDC International Trophy
Silverstone
7 May
Peter Collins
Maserati
Report
8
VIII Gran Premio di Napoli
Posillipo
8 May
Alberto Ascari
Lancia
Report
9
XVII Grand Prix d'Albi
Albi
29 May
André Simon
Maserati
Report
10
III Curtis Trophy
Snetteron
29 May
Roy Salvadori
Maserati
Report
11
III Cornwall MRC Formula 1 Race
Davidstow
30 May
Leslie Marr
Connaught - Alta
Report
12
III London Trophy
Crystal Palace
30 July
Mike Hawthorn
Maserati
Report
13
III Daily Record Trophy
Charterhall
6 August
Bob Gerard
Maserati
Report
14
III RedeX Trophy
Snetterton
13 August
Harry Schell
Vanwall
Report
15
II Daily Telegraph Trophy
Aintree
3 September
Roy Salvadori
Maserati
Report
16
II International Gold Cup
Oulton Park
24 September
Stirling Moss
Maserati
Report
17
I Avon Trophy
Castle Combe
1 October
Harry Schell
Vanwall
Report

Questions and formulas:
Question: How many constructors won the III Redex Trophy?
Formula: ROWS(UNIQUE(FILTER(E1, A1="III RedeX Trophy")))
Formula2: ROWS(UNIQUE(FILTER(E2:E17, A2:A17="III RedeX Trophy")))
Level: medium
Question: What was the report of Mike Hawthorn's winning race?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,D1="Mike Hawthorn"),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F17,D2:D17="Mike Hawthorn"),6))
Level: medium
Question: What was the name of the race in Bordeaux?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,B1="Bordeaux"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F17,B2:B17="Bordeaux"),1))
Level: medium