Table:
0
A
B
C
D
E
F
G
1
Model
Specification
Build date
Total produced
Wheel arrangement
Prime mover
Power output
2
RS-1
ME1000R (E-1641A)
1954
3
B-B
6-539T
hp (kW)
3
RS-2
ME1500R (E-1661B)
1946–1950
9
B-B
12-244
hp (kW)
4
RS-3
ME1600R (E-1662, E-1662A, E1662B)
1951–1956
146
B-B
12-244
hp (kW)
5
RS-10
DL-700
1954–1957
128
B-B
12-244
hp (kW)
6
RS-11
DL-701
1963–1964
75
B-B
12-251B
hp (kW)
7
RS-18
DL-718
1956–1968
351
B-B
12-251B
hp (kW)
8
RS-23
DL-811A
1959–1966
40
B-B
6-251C
hp (kW)

Questions and formulas:
Question: Which prime mover had a Model of rs-18?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,A1="rs-18"),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G8,A2:A8="rs-18"),6))
Level: medium
Question: Which model had a Specification of dl-718?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,B1="dl-718"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G8,B2:B8="dl-718"),1))
Level: medium
Question: Which power output had a Build date of 1951–1956?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,C1="1951–1956"),7))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G8,C2:C8="1951–1956"),7))
Level: medium
Question: Which wheel arrangement had a Specification of dl-700?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,B1="dl-700"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G8,B2:B8="dl-700"),5))
Level: medium