Table:
0
A
B
C
D
E
1
Round
Circuit
Location / State
Date
Winner
2
Rd 1
Adelaide International Raceway
Adelaide , South Australia
10 July
Alfredo Costanzo
3
Rd 2
Lakeside
Brisbane , Queensland
23 July
Andrew Miedecke
4
Rd 3
Oran Park
Sydney , New South Wales
21 August
Alfredo Costanzo
5
Rd 4
Sandown Park
Melbourne , Victoria
11 September
Alfredo Costanzo
6
Rd 5
Winton
Benalla , Victoria
16 October
Alfredo Costanzo
7
Rd 6
Calder Park
Melbourne , Victoria
13 November
John Smith *

Questions and formulas:
Question: What is the location/state that has adelaide international raceway as the circuit?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="adelaide international raceway"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,B2:B7="adelaide international raceway"),3))
Level: medium