Table:
0
A
B
C
D
E
1
Ship
Built
In service for NAL
Type
Tonnage
2
SSKristianiafjord
1913
1913–17
ocean liner
GRT
3
SSBergensfjord
1913
1913–40
ocean liner
GRT
4
SSStavangerfjord
1917
1917–40 1945–64
ocean liner
GRT
5
MSOslofjord(1938)
1938
1938–40
ocean liner
GRT
6
MSOslofjord(1949)
1949
1949–67
ocean liner
GRT
7
MSBergensfjord
1956
1956–71
ocean liner
GRT
8
MSSagafjord
1965
1965–83
ocean liner / cruise ship
GRT
9
MS Vistafjord
1973
1973–83
cruise ship
GRT

Questions and formulas:
Question: The ship MS Vistafjord has what in service for NAL?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="ms vistafjord"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,A2:A9="ms vistafjord"),3))
Level: medium
Question: The ship SSBergensfjord built before 1973 has what tonnage?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(B1<1973)*(A1="ssbergensfjord")),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,(B2:B9<1973)*(A2:A9="ssbergensfjord")),5))
Level: medium