Table:
0
A
B
C
D
E
F
G
1
Home team
Home team score
Away team
Away team score
Venue
Crowd
Date
2
Fitzroy
10.7 (67)
North Melbourne
22.8 (140)
Brunswick Street Oval
9,351
2 July 1966
3
Melbourne
9.21 (75)
Geelong
13.15 (93)
MCG
39,217
2 July 1966
4
St Kilda
15.15 (105)
Footscray
7.12 (54)
Moorabbin Oval
21,507
2 July 1966
5
Hawthorn
6.13 (49)
Richmond
11.13 (79)
Glenferrie Oval
15,880
9 July 1966
6
Carlton
7.11 (53)
Collingwood
6.6 (42)
Princes Park
29,240
9 July 1966
7
South Melbourne
12.10 (82)
Essendon
13.12 (90)
Lake Oval
22,750
9 July 1966

Questions and formulas:
Question: What day did Geelong play as the away team?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,C1="geelong"),7))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G7,C2:C7="geelong"),7))
Level: medium