Table:
0
A
B
C
D
E
1
Date of release
Title
Billboard peak
RIAA cert.
Label
2
March 7, 2000
The Sickness
29
4× Platinum
Giant
3
September 17, 2002
Believe
1
2× Platinum
Reprise
4
September 20, 2005
Ten Thousand Fists
1
Platinum
Reprise
5
June 3, 2008
Indestructible
1
Platinum
Reprise
6
August 31, 2010
Asylum
1
Gold
Reprise

Questions and formulas:
Question: What label is released on September 20, 2005?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="september 20, 2005"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,A2:A6="september 20, 2005"),5))
Level: medium