Table:
0
A
B
C
D
E
F
1
Name
Circuit
Date
Winning driver
Winning constructor
Report
2
Targa Florio
Madonie
22 April
Felice Nazzaro
Fiat
Report
3
Moscow - St. Petersburg
Public roads
7 June
Arthur Duray
Lorraine-Dietrich
Report
4
Kaiser Preis
Taunus
13–14 June
Felice Nazzaro
Fiat
Report
5
Ardennes Circuit (Kaiser formula)
Bastogne
25 July
John Moore-Brabazon
Minerva
Report
6
Ardennes Circuit
Bastogne
27 July
Pierre de Caters
Mercedes
Report
7
Coppa Florio
Brescia
1 September
Ferdinando Minoia
Isotta-Fraschini
Report
8
Coppa della Velocità
Brescia
2 September
Alessandro Cagno
Itala
Report

Questions and formulas:
Question: what is the winning driver in taunus
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,B1="taunus"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F8,B2:B8="taunus"),4))
Level: medium