Table:
0
A
B
C
D
E
F
1
Year
Date
Home Team
Result
Visiting Team
Venue
2
2010
November 14
San Francisco 49ers
23-20 OT
St. Louis Rams
Candlestick Park
3
2010
December 26
St. Louis Rams
25-17
San Francisco 49ers
Edward Jones Dome
4
2011
December 4
San Francisco 49ers
26-0
St. Louis Rams
Candlestick Park
5
2011
January 1
St Louis Rams
27-34
San Francisco 49ers
Edward Jones Dome
6
2012
November 11
San Francisco 49ers
24-24 OT
St. Louis Rams
Candlestick Park
7
2012
December 2
St Louis Rams
16-13 OT
San Francisco 49ers
Edward Jones Dome

Questions and formulas:
Question: When was the game that had the St. Louis Rams as visiting team and resulted in a score of 26-0?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,(E1="st. louis rams")*(D1="26-0")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F7,(E2:E7="st. louis rams")*(D2:D7="26-0")),2))
Level: medium
Question: What date(s) was the game(s) at Candlestick Park?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,F1="candlestick park"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F7,F2:F7="candlestick park"),2))
Level: medium