Table:
0
A
B
C
D
E
1
Week
Date
Opponent
Result
Attendance
2
1
September 12, 1976
at Kansas City Chiefs
W 30–16
53,133
3
2
September 19, 1976
at Tampa Bay Buccaneers
W 23–0
39,558
4
3
September 26, 1976
St. Louis Cardinals
W 43–24
40,212
5
4
October 3, 1976
at Denver Broncos
L 26–0
63,369
6
5
October 10, 1976
Oakland Raiders
L 27–17
50,523
7
6
October 17, 1976
Houston Oilers
W 30–27
31,565
8
7
October 24, 1976
at Cleveland Browns
L 21–17
60,018
9
8
October 31, 1976
at Pittsburgh Steelers
L 23–0
45,484
10
9
November 7, 1976
Baltimore Colts
L 37–21
42,827
11
10
November 14, 1976
Denver Broncos
L 17–0
32,017
12
11
November 21, 1976
at Buffalo Bills
W 34–13
36,539
13
12
November 28, 1976
Kansas City Chiefs
L 23–20
29,272
14
13
December 5, 1976
San Francisco 49ers
W 13–7
33,539
15
14
December 12, 1976
at Oakland Raiders
L 24–0
50,102

Questions and formulas:
Question: On which date was the game played on Week 13?
Formula: LET(query1,SUMMARIZE(B1,SUMX(A1)),FILTER(query1,CHOOSECOLS(query1,2)=13))
Formula2: LET(query1,SUMMARIZE(B2:B15,SUMX(A2:A15)),FILTER(query1,CHOOSECOLS(query1,2)=13))
Level: hard