Table:
0
A
B
C
D
E
F
1
Name
Pennant
Builder
Laid Down
Launched
Commissioned
2
Sutlej
U95
Denny , Dunbarton
4 January 1940
1 October 1940
23 April 1941
3
Jumna
U21
Denny , Dunbarton
28 February 1940
16 November 1940
13 May 1941
4
Narbada
U40
Thornycroft , Woolston
30 August 1941
21 November 1942
29 April 1943
5
Godavari
U52
Thornycroft , Woolston
30 October 1941
21 January 1943
28 June 1943
6
Kistna
U46
Yarrow , Scotstoun
14 July 1942
22 April 1943
26 August 1943
7
Cauvery
U10
Yarrow , Scotstoun
28 October 1942
15 June 1943
21 October 1943

Questions and formulas:
Question: What pennant does Narbada have?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,A1="narbada"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F7,A2:A7="narbada"),2))
Level: medium
Question: What date was the U21 pennant laid down?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,B1="u21"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F7,B2:B7="u21"),4))
Level: medium