Table:
0
A
B
C
D
E
1
Week
Date
Opponent
Result
Attendance
2
1
September 17, 1972
New Orleans Saints
W 34-14
66,303
3
2
September 24, 1972
at Chicago Bears
T 13-13
55,701
4
3
October 1, 1972
at Atlanta Falcons
L 31-3
57,122
5
4
October 8, 1972
San Francisco 49ers
W 31-7
77,382
6
5
October 15, 1972
at Philadelphia Eagles
W 34-3
65,720
7
6
October 22, 1972
Cincinnati Bengals
W 15-12
73,385
8
7
October 29, 1972
at Oakland Raiders
L 45-17
54,660
9
8
November 5, 1972
Atlanta Falcons
W 20-7
75,018
10
9
November 12, 1972
Denver Broncos
L 16-10
65,398
11
10
November 19, 1972
Minnesota Vikings
L 45-41
77,982
12
11
November 26, 1972
at New Orleans Saints
L 19-16
64,325
13
12
December 4, 1972
at San Francisco 49ers
W 26-16
61,214
14
13
December 10, 1972
at St. Louis Cardinals
L 24-14
36,873
15
14
December 17, 1972
Detroit Lions
L 34-17
71,761

Questions and formulas:
Question: Who was the opponent on November 12, 1972?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="november 12, 1972"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E15,B2:B15="november 12, 1972"),3))
Level: medium