Table:
0
A
B
C
D
E
F
G
1
Home team
Home team score
Away team
Away team score
Venue
Crowd
Date
2
Collingwood
8.9 (57)
Richmond
16.13 (109)
Victoria Park
29,888
19 April 1980
3
Carlton
22.18 (150)
South Melbourne
13.15 (93)
Princes Park
20,794
19 April 1980
4
North Melbourne
10.9 (69)
Geelong
16.10 (106)
Arden Street Oval
15,437
19 April 1980
5
Melbourne
18.21 (129)
Footscray
18.12 (120)
MCG
20,905
19 April 1980
6
St Kilda
11.17 (83)
Essendon
12.8 (80)
Moorabbin Oval
30,947
19 April 1980
7
Hawthorn
11.19 (85)
Fitzroy
12.10 (82)
VFL Park
26,104
19 April 1980

Questions and formulas:
Question: What date was fitzroy the away team?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,C1="fitzroy"),7))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G7,C2:C7="fitzroy"),7))
Level: medium