Table:
0
A
B
C
D
E
1
Year
Supplier
Chest
Sleeves
Back
2
unknown
Gilbert
unknown
unknown
unknown
3
2006-2008
Kooga
Autoglass
Wells Bombardier
Lifesure
4
2008-2010
Kooga
Autoglass
Wells Bombardier
Lifesure
5
2010-2011
Kooga
Autoglass
Wells Bombardier
Lifesure
6
2011-2014
Zoo Sport Ltd
Autoglass
Wells Bombardier
Lifesure

Questions and formulas:
Question: Which Back has a Supplier of Kooga and a Year of 2006-2008?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(B1="kooga")*(A1="2006-2008")),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,(B2:B6="kooga")*(A2:A6="2006-2008")),5))
Level: medium
Question: Which Supplier has a Year of 2006-2008?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="2006-2008"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,A2:A6="2006-2008"),2))
Level: medium
Question: Which Sleeves have a Back of Unknown?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1="unknown"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,E2:E6="unknown"),4))
Level: medium
Question: What is the Year for Supplier Kooga?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="kooga"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,B2:B6="kooga"),1))
Level: medium
Question: Which Sleeves have a Year of 2006-2008?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="2006-2008"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,A2:A6="2006-2008"),4))
Level: medium
Question: Which Chest is Supplied by Gilbert?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="gilbert"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,B2:B6="gilbert"),3))
Level: medium