Table:
0
A
B
C
D
E
F
1
Railway
Builder
Built
Wheels
Location
ObjectNumber
2
SECR
SECR Ashford
1901
4-4-0
York
1975-7006
3
MR
MR Derby
1902 Midland Railway 1000 was rebuilt in 1914.
4-4-0
Bo'ness
1975-7018
4
GNR
GNR Doncaster
1902
4-4-2
Barrow Hill
1975-7005
5
GWR
GWR Swindon
1903
4-4-0
Toddington
1978-7025
6
GER
GER Stratford
1904
0-6-0T
Bressingham
1975-7003
7
GER
GER Stratford
1905
0-6-0
Barrow Hill
1978-7026
8
GWR
GWR Swindon
1905
2-8-0
Shildon
1976-7001
9
GWR
Swindon Works
1907
4-6-0
Swindon
1978-7027
10
LTSR
Stephenson
1909
4-4-2T
Bressingham
1978-7028
11
Longmoor
Avonside
1910
0-6-0ST
Basingstoke
2008-7159
12
GCR
GCR Gorton
1911
2-8-0
GCR
1975-7027
13
NER
NER Darlington
1919
0-8-0
Darlington
1978-7029
14
GCR
GCR Gorton
1920
4-4-0
Barrow Hill
1978-7030
15
LNWR
LNWR Crewe
1921
0-8-0
Bury
1978-7031
16
NSR
NSR Stoke
1922
0-6-2T
Shildon
1978-7032

Questions and formulas:
Question: Who was the Builder when the wheels were 4-4-0 and the railway was GCR?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,(D1="4-4-0")*(A1="gcr")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F16,(D2:D16="4-4-0")*(A2:A16="gcr")),2))
Level: medium
Question: Which railway was built in 1920?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,C1=1920),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F16,C2:C16=1920),1))
Level: medium
Question: Which railway was built in 1909?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,C1=1909),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F16,C2:C16=1909),1))
Level: medium
Question: What year was Stephenson the builder?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,B1="stephenson"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F16,B2:B16="stephenson"),3))
Level: medium
Question: What is the Object Number for the item with wheels 4-4-0 and a location of Barrow Hill?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,(E1="barrow hill")*(D1="4-4-0")),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F16,(E2:E16="barrow hill")*(D2:D16="4-4-0")),6))
Level: medium
Question: Who was the builder in 1920?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,C1=1920),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F16,C2:C16=1920),2))
Level: medium