Table:
0
A
B
C
D
E
1
Date
Label
Region
Format
Catalog
2
7 March 2002
Polydor
France, Belgium
CD single - Promo
9984
3
7 March 2002
Polydor
France, Belgium
7" maxi - Promo
0403
4
7 March 2002
Polydor
France, Belgium
VHS - Promo
—
5
7 March 2002
Polydor
Germany
CD single - Promo
—
6
16 April 2002
Polydor
France, Belgium
CD single - Promo
570 734-2
7
16 April 2002
Polydor
France, Belgium
CD maxi - Promo
570 735-2
8
16 April 2002
Polydor
France, Belgium
7" maxi - Promo
570 734-1
9
2003
Polydor
Europe, Canada
CD maxi
570 735-2

Questions and formulas:
Question: Which region had a catalog number of 570 734-2?
Formula: FILTER(C1,E1="570 734-2")
Formula2: FILTER(C2:C9,E2:E9="570 734-2")
Level: easy
Question: Which region had a release format of CD Maxi?
Formula: FILTER(C1,D1="cd maxi")
Formula2: FILTER(C2:C9,D2:D9="cd maxi")
Level: easy
Question: Which region had a release format of CD Maxi?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="cd maxi"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,D2:D9="cd maxi"),3))
Level: medium