Table:
0
A
B
C
D
E
F
G
1
Home team
Home team score
Away team
Away team score
Venue
Crowd
Date
2
Melbourne
9.9 (63)
Richmond
17.17 (119)
MCG
39,609
15 June 1968
3
Geelong
15.9 (99)
St Kilda
11.9 (75)
Kardinia Park
29,404
15 June 1968
4
Essendon
11.17 (83)
Footscray
5.11 (41)
Windy Hill
14,000
15 June 1968
5
Carlton
20.11 (131)
North Melbourne
10.15 (75)
Princes Park
15,270
15 June 1968
6
Hawthorn
21.14 (140)
Fitzroy
16.14 (110)
Glenferrie Oval
11,039
15 June 1968
7
South Melbourne
19.10 (124)
Collingwood
15.9 (99)
Lake Oval
17,193
15 June 1968

Questions and formulas:
Question: Who was Footscray's opponent on June 15th of 1968?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,C1="footscray"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G7,C2:C7="footscray"),1))
Level: medium