Table:
0
A
B
C
D
E
F
G
1
Round
Circuit
Date
Pole Position
Fastest Lap
Winning Drivers
Winning Team
2
1
Oulton Park
April 11
Daniel Brown Stuart Hall
Hector Lester Alan Simonsen
Daniel Brown Stuart Hall
Rollcentre Racing
3
2
Oulton Park
April 13
Daniel Brown Stuart Hall
Daniel Brown Stuart Hall
Daniel Brown Stuart Hall
Rollcentre Racing
4
3
Spa-Francorchamps
May 9
Daniel Brown Stuart Hall
Hector Lester Alan Simonsen
Gregor Fisken Martin Short
Rollcentre Racing
5
4
Spa-Francorchamps
May 10
Hector Lester Alan Simonsen
Aaron Scott Craig Wilkins
Aaron Scott Craig Wilkins
ABG Motorsport
6
5
Rockingham
May 30
Oliver Bryant Joe Osborne
Oliver Bryant Joe Osborne
Oliver Bryant Joe Osborne
Barwell Motorsport
7
6
Rockingham
May 31
Hector Lester Alan Simonsen
Hector Lester Alan Simonsen
Oliver Bryant Joe Osborne
Barwell Motorsport
8
7
Knockhill
June 13
David Jones Godfrey Jones
Hector Lester Stéphane Daoudi
David Jones Godfrey Jones
Team Preci-Spark
9
8
Knockhill
June 14
Duncan Cameron Matt Griffin
Gregor Fisken Daniel Brown
Aaron Scott Craig Wilkins
ABG Motorsport
10
9
Snetterton
July 4
Daniel Brown Martin Short
Daniel Brown Martin Short
David Jones Godfrey Jones
Team Preci-Spark
11
10
Snetterton
July 5
Allan Simonsen Hector Lester
Allan Simonsen Hector Lester
Allan Simonsen Hector Lester
Rosso Verde
12
11
Donington Park
July 19
Duncan Cameron Matt Griffin
Hector Lester Alan Simonsen
Alex Mortimer Philip Walker
RPM Motorsport
13
12
Silverstone
August 16
Duncan Cameron Matt Griffin
Hector Lester Alan Simonsen
Duncan Cameron Matt Griffin
MTECH Racing
14
13
Brands Hatch
September 19
Andrew Howard Jamie Smyth
Alex Mortimer Philip Walker
David Jones Godfrey Jones
Team Preci-Spark

Questions and formulas:
Question: On how many different dates was the race at the Silverstone circuit?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,B1="Silverstone"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G14,B2:B14="Silverstone"),3))
Level: medium
Question: When was the circuit Donington Park?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,B1="Donington Park"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G14,B2:B14="Donington Park"),3))
Level: medium