Table:
0
A
B
C
D
E
F
1
Race Name
Circuit
Date
Winning driver
Constructor
Report
2
XIV Argentine Grand Prix
Buenos Aires
24 January
Chris Amon
Matra
Report
3
VI Race of Champions
Brands Hatch
21 March
Clay Regazzoni
Ferrari
Report
4
Questor Grand Prix
Ontario Motor Speedway
28 March
Mario Andretti
Ferrari
Report
5
XII Spring Trophy
Oulton Park
9 April
Pedro Rodriguez
BRM
Report
6
XXIII BRDC International Trophy
Silverstone
8 May
Graham Hill
Brabham - Cosworth
Report
7
VI Rhein-Pokalrennen
Hockenheim
13 June
Jacky Ickx
Ferrari
Report
8
XVIII International Gold Cup
Oulton Park
22 August
John Surtees
Surtees - Cosworth
Report
9
I World Championship Victory Race
Brands Hatch
24 October
Peter Gethin
BRM
Report

Questions and formulas:
Question: Who is the constructor of John Surtees's Oulton Park circuit car?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,(B1="oulton park")*(D1="john surtees")),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F9,(B2:B9="oulton park")*(D2:D9="john surtees")),5))
Level: medium
Question: Which race was Matra the constructor?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,E1="matra"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F9,E2:E9="matra"),1))
Level: medium
Question: Which race was at Hockenheim circuit?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,B1="hockenheim"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F9,B2:B9="hockenheim"),1))
Level: medium
Question: Who was the winner of the XII Spring Trophy race with BRM as the constructor?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,(E1="brm")*(A1="xii spring trophy")),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F9,(E2:E9="brm")*(A2:A9="xii spring trophy")),4))
Level: medium