Table:
0
A
B
C
D
E
1
Class
Type
Quantity
Date
LNER Class
2
2
4-4-0
25
1887–1892
D7
3
3
2-4-2T
39
1889–1892
F1
4
6AI
0-6-0
12
1888
J8
5
6D
2-4-0
3
1887
E2
6
6DB
4-4-0
3
1888
D8
7
9
0-6-0
6
1888–89
J13
8
9A
0-6-2T
55
1889–92
N4
9
9B & 9E
0-6-0
31
1891–95
J9
10
9C & 9F
0-6-2T
129
1891–1901
N5
11
9D, 9H & 9M
0-6-0
124
1892–1902
J10

Questions and formulas:
Question: What class has a LNER Class of d8?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1="d8"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,E2:E11="d8"),1))
Level: medium
Question: What LNER Class has a Class of 6db?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="6db"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,A2:A11="6db"),5))
Level: medium
Question: What LNER Class has a Class of 3?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="3"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,A2:A11="3"),5))
Level: medium