Table:
0
A
B
C
D
E
1
Country
Builder
Location
Ship
Class / type
2
United States
John Roach and Son
Chester, Pennsylvania
City of Rio de Janeiro
Passenger ship
3
Germany
Kaiserliche Werft Wilhelmshaven
Wilhelmshaven
Bayern
Sachsen-class ironclad
4
United Kingdom
Royal Dockyard
Devonport, Devon
Pegasus
Doterel-class sloop
5
United Kingdom
Royal Dockyard
Sheerness
Gannet
Doterel-class sloop
6
Norway
Karljohansverns Verft
Horten
Nor
Vale-class gunboat
7
Norway
Karljohansverns Verft
Horten
Brage
Vale-class gunboat
8
Germany
A. G. Vulcan
Stettin
Württemberg
Sachsen-class ironclad

Questions and formulas:
Question: Which ship was launched from Devonport, Devon?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="devonport, devon"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,C2:C8="devonport, devon"),4))
Level: medium
Question: What country was the Pegasus, build by Royal Dockyard, from?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(B1="royal dockyard")*(D1="pegasus")),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,(B2:B8="royal dockyard")*(D2:D8="pegasus")),1))
Level: medium
Question: Who was the builder of Gannet from the United Kingdom?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(A1="united kingdom")*(D1="gannet")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,(A2:A8="united kingdom")*(D2:D8="gannet")),2))
Level: medium
Question: Who was the builder of Nor?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="nor"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,D2:D8="nor"),2))
Level: medium
Question: Who was the builder of Brage from Norway?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(A1="norway")*(D1="brage")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,(A2:A8="norway")*(D2:D8="brage")),2))
Level: medium
Question: What country was Brage, built by karljohansverns verft, from?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(B1="karljohansverns verft")*(D1="brage")),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,(B2:B8="karljohansverns verft")*(D2:D8="brage")),1))
Level: medium